https://floorgen.app/blog Free guides to room sizes, kitchen and bathroom layouts, house plans, drawing floor plans and building codes, each with a plan you can open and edit. en Sun, 11 Oct 2026 00:00:00 GMT https://floorgen.app/blog/l-shaped-kitchen-layout https://floorgen.app/blog/l-shaped-kitchen-layout L-shaped kitchen layout dimensions: leg lengths, the room an L needs, where the sink, range and fridge go, the corner, adding an island, and a 14 × 12 ft plan. Guides Sat, 10 Oct 2026 00:00:00 GMT https://floorgen.app/blog/small-bedroom-layout https://floorgen.app/blog/small-bedroom-layout Small bedroom layout guide: the room each bed needs with 24 and 30 in walkways, where to put the bed, the IRC minimums, and a measured 12 × 12 ft bedroom plan. Guides Sat, 10 Oct 2026 00:00:00 GMT https://floorgen.app/blog/small-living-room-layout https://floorgen.app/blog/small-living-room-layout Small living room layout ideas with dimensions: 16 to 18 in to the coffee table, 30 to 36 in walkways, TV distance, six layouts, and a measured 9 × 19 ft room. Guides Sat, 10 Oct 2026 00:00:00 GMT https://floorgen.app/blog/small-bathroom-layout https://floorgen.app/blog/small-bathroom-layout Small bathroom layout ideas with dimensions: 15 and 21 in toilet clearances, a 30 in shower minimum, half, ¾ and full bath layouts, and a 5 × 8 ft plan. Guides Sat, 10 Oct 2026 00:00:00 GMT https://floorgen.app/blog/kitchen-cabinet-dimensions https://floorgen.app/blog/kitchen-cabinet-dimensions Standard kitchen cabinet dimensions: base cabinets 34½ in tall and 24 in deep, wall cabinets 12 in deep, tall pantries 84 to 96 in, plus a U kitchen plan. Guides Sat, 10 Oct 2026 00:00:00 GMT https://floorgen.app/blog/king-bed-room-size https://floorgen.app/blog/king-bed-room-size King bed room size: a king mattress is 76 × 80 in, so it needs a wall about 10 ft 4 in long at minimum and a 12 × 12 ft room or more for comfort. With a plan. Guides Sat, 10 Oct 2026 00:00:00 GMT https://floorgen.app/blog/what-is-an-adu https://floorgen.app/blog/what-is-an-adu What is an ADU? A second, smaller home on a single-family lot, with its own kitchen and bath. The types, sizes, laws, building code, cost and an 800 sq ft plan. ADUs Sat, 10 Oct 2026 00:00:00 GMT https://floorgen.app/blog/standard-window-sizes https://floorgen.app/blog/standard-window-sizes Standard window sizes in US homes: double-hung 24 to 48 in wide and 36 to 72 in tall, size codes like 3050, rough openings, egress, safety glass and a plan. Guides Sat, 10 Oct 2026 00:00:00 GMT https://floorgen.app/blog/couch-to-tv-distance https://floorgen.app/blog/couch-to-tv-distance Couch to TV distance by screen size: sit about 1.2 to 1.6 times the diagonal away, from the 30° and 40° viewing angles, plus mounting height and a real room. Guides Sat, 10 Oct 2026 00:00:00 GMT https://floorgen.app/blog/how-big-is-1000-sq-ft https://floorgen.app/blog/how-big-is-1000-sq-ft How big is 1,000 sq ft? About 31½ × 31½ ft or 25 × 40 ft (92.9 m²), enough for two bedrooms. How it compares with apartments and houses, with a plan to open. Plans Sat, 10 Oct 2026 00:00:00 GMT https://floorgen.app/blog/how-to-draw-a-floor-plan https://floorgen.app/blog/how-to-draw-a-floor-plan How to draw a floor plan to scale: measure, set the scale, draw walls, add doors, windows and dimensions, then check it. By hand or free in your browser. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/free-floor-plan-software https://floorgen.app/blog/free-floor-plan-software Free floor plan software and apps compared for 2026: Sweet Home 3D, Floorplanner, RoomSketcher, Planner 5D, SketchUp Free, Homestyler and FloorGen. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/floor-plan-symbols https://floorgen.app/blog/floor-plan-symbols Floor plan symbols explained: doors, windows, stairs, fixtures, appliances and electrical, plus a table of abbreviations like WIC, DW, W/D, REF and R&S. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/how-to-read-a-floor-plan https://floorgen.app/blog/how-to-read-a-floor-plan How to read a floor plan: dimension strings, centreline vs finished sizes, scale, north arrow, room labels and areas, and door and window schedules. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/floor-plan-scale https://floorgen.app/blog/floor-plan-scale Floor plan scale explained: 1/4" = 1'-0", 1/8", 1:50 and 1:100, what fits on Letter, 11 × 17 and ARCH D sheets, and how to read or check a plan's scale. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/how-to-measure-a-room-for-floor-plan https://floorgen.app/blog/how-to-measure-a-room-for-floor-plan How to measure a room for a floor plan: running vs split measurements, wall thickness, doors and windows, diagonals and ceiling height, with a worked example. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/floor-plan-of-existing-house https://floorgen.app/blog/floor-plan-of-existing-house How to find blueprints or a floor plan of your house: where original plans may be on file, why they often are not, and how to measure or trace your own. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/barndominium-floor-plans https://floorgen.app/blog/barndominium-floor-plans Barndominium floor plans with a 30 × 40 ft shop: a measured 3-bed, 2-bath layout, post-frame vs stick-built, the great room and the shop-to-house fire wall. Plans Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/tiny-house-floor-plans https://floorgen.app/blog/tiny-house-floor-plans Tiny house floor plans under 400 sq ft: a measured 20 × 20 ft studio, what fits, and the IRC tiny house appendix rules for ceilings, lofts, stairs and ladders. Plans Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/800-sq-ft-adu-floor-plans https://floorgen.app/blog/800-sq-ft-adu-floor-plans 800 sq ft ADU floor plans: a measured 2-bedroom, 1-bath layout room by room, why 800 ft² recurs in ADU law, and five ways to rearrange the same footprint. ADUs Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/2-bedroom-house-plans https://floorgen.app/blog/2-bedroom-house-plans 2 bedroom house plans from 700 to 1,200 sq ft: two measured layouts compared room by room, who they suit, and what separates a good plan from a cramped one. Plans Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/multigenerational-house-plans https://floorgen.app/blog/multigenerational-house-plans Multigenerational house plans: a ground-floor suite, accessible bath, kitchenette and privacy zones, and when a suite legally becomes a second dwelling unit. Plans Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/finished-basement-floor-plans https://floorgen.app/blog/finished-basement-floor-plans Finished basement floor plans and layout ideas by size: a measured basement with rec room, bedroom, bath and office, plus IRC ceiling height and egress rules. Plans Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/split-bedroom-floor-plan https://floorgen.app/blog/split-bedroom-floor-plan What a split bedroom floor plan is, its pros and cons for families, noise zoning, smoke alarm placement, and a measured 1,500 sq ft example to edit. Plans Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/cabin-floor-plans https://floorgen.app/blog/cabin-floor-plans Cabin floor plans with a sleeping loft: a measured 24 × 32 ft one-bedroom cabin with a porch, plus the IRC rules for lofts, guards, stairs and escape windows. Plans Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/fourplex-floor-plans https://floorgen.app/blog/fourplex-floor-plans Fourplex floor plans: four stacked 2-bed units off one stair, measured unit sizes, why a fourplex falls under the IBC, and middle-housing laws. Plans Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/bonus-room-over-garage https://floorgen.app/blog/bonus-room-over-garage Bonus room over a garage: how roof pitch and knee walls set the usable area, the IRC sloped-ceiling rule, garage fire separation and HVAC comfort. Codes Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/in-law-suite-addition https://floorgen.app/blog/in-law-suite-addition Planning an in-law suite addition: a measured 26 × 16 ft suite, when it is just a bedroom wing and when it becomes an ADU, kitchen triggers and the permits. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/kitchen-island-dimensions https://floorgen.app/blog/kitchen-island-dimensions Kitchen island dimensions that work: common island sizes, 42 to 48 in aisles, 24 in per stool, overhang depth by counter height, and a 12 × 14 ft example. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/master-bedroom-size https://floorgen.app/blog/master-bedroom-size Average master bedroom size: typical 12 × 14 to 14 × 16 ft rooms, how much floor a queen or king bed needs, the IRC minimum, and why it is now the primary. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/galley-kitchen-dimensions https://floorgen.app/blog/galley-kitchen-dimensions Galley kitchen layout and dimensions: 42 in aisles for one cook and 48 in for two (NKBA), the room width they need, the work triangle, and a 12 × 8½ ft plan. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/u-shaped-kitchen-layout https://floorgen.app/blog/u-shaped-kitchen-layout U shaped kitchen layout guide: the minimum room size, the aisle between the legs, corner cabinet options, the work triangle and a measured 10 × 11 ft U kitchen. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/jack-and-jill-bathroom https://floorgen.app/blog/jack-and-jill-bathroom Jack and Jill bathroom layouts: classic and split designs, typical sizes, a measured plan with two vanities and a shared tub room, pocket doors and locking. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/5x8-bathroom-layout https://floorgen.app/blog/5x8-bathroom-layout 5x8 bathroom layout options: tub or shower across the end, door on the long or short wall, the IRC fixture clearances that decide them, and door swing choices. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/living-room-layout-dimensions https://floorgen.app/blog/living-room-layout-dimensions How to arrange furniture in a living room: 14 to 18 in to the coffee table, 30 to 36 in walkways, TV distance by screen size and rug sizes, on a real plan. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/dining-room-dimensions https://floorgen.app/blog/dining-room-dimensions Dining room size for 4, 6, 8 and 10 people: table sizes, 24 in per seat, 36 to 44 in from table to wall, room for a buffet, and a worked 9 ft wide dining room. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/walk-in-pantry-dimensions https://floorgen.app/blog/walk-in-pantry-dimensions Walk-in pantry ideas and dimensions: 12 to 16 in shelves, a 36 in aisle, one-wall, L and U layouts, reach-in vs walk-in, and a real pantry off a mudroom. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/mudroom-layout https://floorgen.app/blog/mudroom-layout Mudroom ideas and layout with dimensions: bench heights, locker and cubby sizes, a 36 to 48 in aisle, the route from the garage, and a 12 × 8 ft mudroom. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/how-to-draw-a-site-plan https://floorgen.app/blog/how-to-draw-a-site-plan What a site plan for a building permit must show: lot lines, setbacks, easements, north arrow, driveway and utilities, with a worked 80 × 110 ft lot. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/zoning-setbacks-explained https://floorgen.app/blog/zoning-setbacks-explained What is a setback: the front, side and rear distances a house must keep from its lot lines, how they are measured, where to find yours, and ADU setback caps. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/lot-coverage-far-calculation https://floorgen.app/blog/lot-coverage-far-calculation Floor area ratio (FAR) and lot coverage: the formulas, worked numbers for a ranch on an 80 × 110 ft lot, and which floors and garages codes count. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/attic-conversion-requirements https://floorgen.app/blog/attic-conversion-requirements Attic conversion requirements for an attic bedroom under the IRC: sloped ceiling heights, a real stair, an escape window, 30 psf floor framing, story rules. Codes Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/egress-window-well-requirements https://floorgen.app/blog/egress-window-well-requirements Egress window well requirements under the IRC: 9 ft² minimum, 36 in projection and width, a ladder past 44 in deep, drainage and covers, 2021 and 2024. Codes Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/carbon-monoxide-detector-placement https://floorgen.app/blog/carbon-monoxide-detector-placement Carbon monoxide detector placement under the IRC: which homes need CO alarms, where they go near bedrooms, interconnection, power and combo alarms. Codes Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/kitchen-outlet-spacing-code https://floorgen.app/blog/kitchen-outlet-spacing-code Kitchen outlet spacing code explained: the NEC 24 in rule, 12 in counter spaces, island changes in the 2023 NEC, GFCI and the two 20 A small-appliance circuits. Codes Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/bathroom-exhaust-fan-code https://floorgen.app/blog/bathroom-exhaust-fan-code What size bathroom fan do you need? The IRC minimum is 50 cfm (20 cfm if it runs all the time), vented outdoors. How to size a fan for your bath. Codes Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/duplex-fire-separation https://floorgen.app/blog/duplex-fire-separation Duplex fire separation under IRC R302.3: the 1-hour wall and floor, the ½-hour sprinkler option, the attic exception, penetrations, and how townhouses differ. Codes Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/aging-in-place-design https://floorgen.app/blog/aging-in-place-design Aging in place home design by the numbers: zero-step entries, 36 in doors, 60 in turning space, grab-bar blocking and a measured accessible bathroom plan. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/adu-laws-by-state https://floorgen.app/blog/adu-laws-by-state ADU laws by state in 2026: which states make cities allow accessory dwelling units, the size rules in each statute, and links to our detailed state guides. ADUs Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/utah-adu-law https://floorgen.app/blog/utah-adu-law Utah ADU rules in 2026: SB 284 detached ADUs on lots of 11,000 sq ft or more, internal ADUs under HB 82, parking limits, and an 800 sq ft plan to edit. ADUs Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/hawaii-adu-rules https://floorgen.app/blog/hawaii-adu-rules Hawaii ADU rules: Act 39 requires two ADUs per urban residential lot by Dec 31, 2026. What counties still decide, and Oahu's 500 and 1,000 sq ft caps. ADUs Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/maine-adu-law https://floorgen.app/blog/maine-adu-law Maine ADU rules: one ADU on any single-family lot, no owner-occupancy rule, no extra parking, a 190 sq ft minimum, sprinklers, and when towns had to comply. ADUs Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/montana-adu-law https://floorgen.app/blog/montana-adu-law Montana ADU law explained: SB 528 and MCA 76-2-345, the 1,000 sq ft or 75% size rule, what cities cannot require, the 2025 county law, and the court case. ADUs Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/ontario-additional-residential-units https://floorgen.app/blog/ontario-additional-residential-units Additional residential units in Ontario: Bill 23 allows 3 units per serviced lot. Layouts, the parking cap, development charge exemptions and a garden suite. Canada Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/trace-floor-plan-from-image https://floorgen.app/blog/trace-floor-plan-from-image How to convert a floor plan image or PDF page into an editable plan: set the scale from one known length, detect or trace the walls, then check the sizes. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/floor-plan-to-3d https://floorgen.app/blog/floor-plan-to-3d Convert a 2D floor plan to 3D: walk through it in the browser, render images, and export a GLB model for Blender or a web viewer, with what the file holds. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/floor-plan-to-dxf https://floorgen.app/blog/floor-plan-to-dxf How to export a floor plan to DXF or SVG: what layers and units the file has, how to open it to scale in AutoCAD, LibreCAD or QCAD, and what to send a drafter. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/exterior-elevation-drawing https://floorgen.app/blog/exterior-elevation-drawing What an exterior elevation drawing shows, why permit reviewers ask for one, and how to generate north, south, east and west elevations from a floor plan. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/materials-estimate-from-floor-plan https://floorgen.app/blog/materials-estimate-from-floor-plan How much drywall do you need? Work it out from a floor plan: wall and ceiling area, sheet counts with waste, and flooring for a real 400 sq ft garage ADU. Guides Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/ai-floor-plan-generator https://floorgen.app/blog/ai-floor-plan-generator An honest look at AI floor plan generators: image models vs real plan engines, the checks every AI plan needs (scale, code, buildability), and FloorGen's AI. AI agents Fri, 09 Oct 2026 00:00:00 GMT https://floorgen.app/blog/chatgpt-claude-floor-plan-mcp https://floorgen.app/blog/chatgpt-claude-floor-plan-mcp ChatGPT and Claude can draw a floor plan to scale when connected to FloorGen over MCP: real walls you can edit, IRC checks and 2D/3D renders. AI agents Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/legal-bedroom-requirements-irc https://floorgen.app/blog/legal-bedroom-requirements-irc Legal bedroom requirements: 70 sq ft, 7 ft wide, a 5.7 sq ft egress window and a 7 ft ceiling. The IRC rules, with 2021 and 2024 section numbers. Codes Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/how-to-calculate-square-footage-ansi https://floorgen.app/blog/how-to-calculate-square-footage-ansi How to calculate the square footage of a house the way appraisers do: outside dimensions, 7 ft ceilings, basements apart, no garage. ANSI Z765 worked. Guides Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/residential-stair-code-irc https://floorgen.app/blog/residential-stair-code-irc Stair code and dimensions (IRC): 7¾ in max riser, 10 in min tread, 6 ft 8 in headroom, 36 in width, 34 to 38 in handrails, and the 2024 renumbering. Codes Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/kitchen-layout-dimensions-nkba https://floorgen.app/blog/kitchen-layout-dimensions-nkba Kitchen layout ideas with dimensions: NKBA's 26 ft work triangle with 4 to 9 ft legs, 42 and 48 in aisles, landing areas and seating space, plus a plan. Guides Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/bathroom-layout-dimensions-code https://floorgen.app/blog/bathroom-layout-dimensions-code Bathroom dimensions: the toilet clearances that set the minimum size (15 in to the side, 21 in in front), a 30 × 30 in shower, NKBA sizes and a 5 × 8 bath. Guides Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/california-adu-size-limits-floor-plans https://floorgen.app/blog/california-adu-size-limits-floor-plans California ADU requirements: the 850 and 1,000 ft² size floors, the 800 ft² guarantee, 16 to 25 ft heights, 4 ft setbacks, impact fees, and a plan to edit. Plans Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/garage-conversion-floor-plans https://floorgen.app/blog/garage-conversion-floor-plans Garage conversion ideas for a 2-car garage: what fits in 20 × 20 ft, a studio ADU floor plan you can open and edit, and the ceiling, egress and slab checks. Plans Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/draw-floor-plans-for-building-permit https://floorgen.app/blog/draw-floor-plans-for-building-permit Can you draw your own plans for a building permit? Often yes, for a house. The scale, dimensions and details reviewers expect, and a free way to a scaled PDF. Guides Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/standard-room-sizes-us https://floorgen.app/blog/standard-room-sizes-us Average room sizes in US homes: bedrooms, kitchens, baths, living rooms, halls and garages, typical sizes vs IRC minimums, with 2025 Census home data. Guides Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/1500-sq-ft-house-plans https://floorgen.app/blog/1500-sq-ft-house-plans What fits in a 1,500 sq ft house: a 3-bedroom, 2-bath split plan measured room by room, outside vs net area, and the layout choices that make it work. Plans Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/duplex-floor-plans https://floorgen.app/blog/duplex-floor-plans Duplex floor plans explained: side-by-side vs up-and-down units, a measured two-bedroom duplex you can edit, and the IRC fire separation between units. Plans Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/small-house-plans-under-1000-sq-ft https://floorgen.app/blog/small-house-plans-under-1000-sq-ft Small house plans under 1,000 sq ft: a measured 800 sq ft two-bedroom layout, what each size range holds, and the IRC rules that set the real minimums. Plans Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/ranch-house-floor-plans https://floorgen.app/blog/ranch-house-floor-plans Ranch house plans: a measured 3-bed, 2-bath split ranch with a two-car garage, how it sits on an 80 × 110 ft lot, and why one storey ages well. Plans Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/4-bedroom-two-story-house-plans https://floorgen.app/blog/4-bedroom-two-story-house-plans 4-bedroom two-story house plans: a measured 2½-bath layout with every bedroom upstairs, where the stair goes, upstairs laundry, and footprint vs. total area. Plans Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/open-floor-plan-small-house https://floorgen.app/blog/open-floor-plan-small-house Open floor plan ideas for small homes: how to zone one big room, where the kitchen goes, sightlines, and the noise, heating and storage trade-offs. Plans Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/texas-adu-rules https://floorgen.app/blog/texas-adu-rules Texas has no statewide ADU law, so city rules and deed restrictions decide. What Austin, Houston and San Antonio allow, and an 800 sq ft plan to start from. ADUs Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/florida-adu-rules https://floorgen.app/blog/florida-adu-rules Florida now requires cities and counties to allow ADUs by right on single-family lots by December 1, 2026. What the law bans, what stays local, and a plan. ADUs Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/washington-adu-law https://floorgen.app/blog/washington-adu-law Washington HB 1337 lets most urban lots have two ADUs of at least 1,000 sq ft, with no owner-occupancy rule and capped parking. What it requires, with a plan. ADUs Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/oregon-middle-housing-duplex https://floorgen.app/blog/oregon-middle-housing-duplex Oregon HB 2001 lets duplexes go on residential lots in most cities, and SB 458 lets each unit sit on its own lot. The rules, Portland, and a duplex plan. Codes Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/arizona-adu-law https://floorgen.app/blog/arizona-adu-law Arizona ADU laws: HB 2720 makes cities over 75,000, such as Phoenix, Tucson and Mesa, allow an attached and a detached casita per lot. Rules and a plan. ADUs Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/how-many-square-feet-per-person https://floorgen.app/blog/how-many-square-feet-per-person How many square feet per person a home needs: rules of thumb, the US median, the 70 and 50 ft² bedroom occupancy rule, and a 4-bed plan worked through. Guides Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/basement-apartment-floor-plans https://floorgen.app/blog/basement-apartment-floor-plans Basement apartment ideas and floor plans: a one-bedroom in-law suite to open and edit, plus the IRC ceiling height, egress, fire separation and alarm rules. Plans Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/home-office-size https://floorgen.app/blog/home-office-size Home office layout and size: desk and chair clearances, the smallest office that works, the IRC 70 ft² rule, and a 12 × 12 ft room set up as an office. Guides Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/garage-dimensions https://floorgen.app/blog/garage-dimensions Garage dimensions for 1, 2 and 3-car garages, door widths and heights, depth for trucks, and the IRC rules on floors and the wall to the house. Guides Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/basement-apartment-requirements-ontario https://floorgen.app/blog/basement-apartment-requirements-ontario What a legal basement apartment in Ontario needs under the 2024 Building Code: ceiling height, smoke-tight separation, alarms, egress windows and permits. Canada Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/secondary-suite-requirements-bc https://floorgen.app/blog/secondary-suite-requirements-bc BC secondary suite rules: fire separation options tied to smoke alarms, ceiling heights, egress windows, sound, and what Bill 44 changed for zoning. Canada Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/basement-ceiling-height-canada https://floorgen.app/blog/basement-ceiling-height-canada Minimum basement ceiling height: 2.1 m, or 1.95 m for a Canadian secondary suite and 1.85 m under beams, and the US IRC's 7 ft and 6 ft 4 in figures. Canada Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/egress-window-size-canada-vs-us https://floorgen.app/blog/egress-window-size-canada-vs-us Egress window size requirements: the IRC's 5.7 ft² net opening, 24 in high, 20 in wide and 44 in sill, versus Canada's 0.35 m² with no side under 380 mm. Canada Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/toronto-garden-suite-rules https://floorgen.app/blog/toronto-garden-suite-rules Garden suite Toronto rules after the 2025 by-law changes: the 60 m² one-storey cap, 4 m and 6.3 m heights, setbacks, separation and fire access. Canada Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/vancouver-laneway-house-rules https://floorgen.app/blog/vancouver-laneway-house-rules Vancouver laneway house rules under R1-1 zoning: site width, floor area, height, room minimums and permits, with a 48 m² one-bedroom plan you can open and edit. Canada Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/bedroom-size-requirements-canada https://floorgen.app/blog/bedroom-size-requirements-canada Minimum bedroom size in Canada: Ontario’s 7 m² and 9.8 m² rules, why the National Building Code and BC set no area, and the window and egress rules that apply. Canada Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/stair-code-canada https://floorgen.app/blog/stair-code-canada Canadian stair code for houses: 200 mm maximum rise, 255 mm minimum run, 860 mm width, 1.95 m headroom, handrails and guards, compared with the US IRC. Canada Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/alberta-secondary-suite-requirements https://floorgen.app/blog/alberta-secondary-suite-requirements Legal basement suite in Calgary or Edmonton: NBC(AE) 2023 rules on fire separation, alarms, 1.95 m ceilings and egress windows, city permits, and a plan. Canada Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/metric-vs-imperial-floor-plans-canada https://floorgen.app/blog/metric-vs-imperial-floor-plans-canada Why Canadian floor plans mix metric and imperial: codes in millimetres, lumber in inches, listings in square feet. Exact conversions and how to switch a plan. Canada Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/colorado-adu-law https://floorgen.app/blog/colorado-adu-law Colorado HB24-1152 explained: who must allow ADUs, the 500–750 sq ft size rule, setbacks, parking and owner-occupancy limits, and an 800 sq ft plan to open. ADUs Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/massachusetts-adu-law https://floorgen.app/blog/massachusetts-adu-law The Massachusetts ADU law and 760 CMR 71 explained: the 900 sq ft or half-the-house cap, how GFA is measured, parking near transit, owner occupancy, and Boston. ADUs Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/nyc-adu-city-of-yes https://floorgen.app/blog/nyc-adu-city-of-yes New York City's ADU rules after City of Yes: 800 sq ft cap, one per 1- or 2-family home, flood-zone bans, and the ceiling, exit and sprinkler rules. ADUs Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/california-sb9-lot-split-duplex https://floorgen.app/blog/california-sb9-lot-split-duplex How California SB 9 works: two homes per single-family lot, urban lot splits, the 800 sq ft and 4 ft setback rules, SB 450 changes, and a duplex plan to open. ADUs Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/north-carolina-adu-rules https://floorgen.app/blog/north-carolina-adu-rules NC ADU laws: SB 445 (2026) makes cities of 50,000 or more allow an ADU with each house from 2027. Raleigh, Durham and Charlotte rules today, and a plan. ADUs Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/ada-bathroom-dimensions https://floorgen.app/blog/ada-bathroom-dimensions ADA bathroom requirements from the 2010 Standards: 60 in turning space, toilet at 16 to 18 in, grab bars, roll-in showers, and an 8 × 9 ft plan to edit. Codes Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/walk-in-shower-dimensions https://floorgen.app/blog/walk-in-shower-dimensions Walk-in shower dimensions: standard sizes from 36 × 36 to 42 × 60 in, the IRC minimum of 900 in² and 30 in, the 22 in opening, curbless slopes and doors. Guides Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/closet-dimensions https://floorgen.app/blog/closet-dimensions Closet dimensions for reach-in and walk-in closets: 24 in depth, rod heights, aisle widths for one-sided and two-sided walk-ins, and two plans you can edit. Guides Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/primary-suite-floor-plans https://floorgen.app/blog/primary-suite-floor-plans Master suite floor plans: room sizes for a king bed, bath and walk-in closet layouts, door placement, and a measured 26 × 16 ft primary suite to edit. Plans Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/laundry-room-dimensions https://floorgen.app/blog/laundry-room-dimensions Laundry room size and layout ideas: washer and dryer sizes, clearance in front, stacked or side by side, dryer vent and drain rules, and a 12 × 8 ft plan. Guides Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/powder-room-dimensions https://floorgen.app/blog/powder-room-dimensions Powder room dimensions: the IRC toilet and sink clearances, the smallest half bath that works, common sizes, door swings and a measured plan to edit. Guides Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/hallway-width-code https://floorgen.app/blog/hallway-width-code Standard hallway width in a house: the IRC minimum is 36 in, designers draw 42 to 48 in, and wheelchair users need more. How it is measured, with a plan. Codes Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/standard-door-sizes https://floorgen.app/blog/standard-door-sizes Standard door sizes in US homes: interior widths from 24 to 36 in, 80 in heights, the 36 in front door, rough openings and the IRC's egress door rule. Guides Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/ceiling-height-requirements https://floorgen.app/blog/ceiling-height-requirements Standard ceiling height vs the code minimum: 8 to 9 ft is typical in US houses, the IRC asks for 7 ft (6 ft 8 in in baths). Slopes, beams and basements. Codes Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/smoke-detector-placement-code https://floorgen.app/blog/smoke-detector-placement-code Smoke detector placement: one in every bedroom, one outside each sleeping area and one on every storey, interconnected and kept away from baths (IRC R314). Codes Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/garage-fire-separation-code https://floorgen.app/blog/garage-fire-separation-code Door from garage to house: 1⅜ in solid wood or steel or a 20-minute door, never into a bedroom, plus the ½ in and 5/8 Type X drywall rules (IRC R302.5). Codes Wed, 07 Oct 2026 00:00:00 GMT https://floorgen.app/blog/letting-ai-agents-edit-floor-plans-safely https://floorgen.app/blog/letting-ai-agents-edit-floor-plans-safely Scoped keys, dry runs, revision checks, a confirmation step before anything is deleted, automatic checkpoints, a 90-day change log and an Activity panel with revert. What each one does, and how to use them together. AI agents Mon, 05 Oct 2026 00:00:00 GMT https://floorgen.app/blog/connect-claude-chatgpt-cursor-to-floorgen-mcp https://floorgen.app/blog/connect-claude-chatgpt-cursor-to-floorgen-mcp Floor plan MCP setup: connect Claude Code, Claude Desktop, claude.ai, ChatGPT and Cursor to FloorGen's MCP server with an API key or a sign-in. AI agents Mon, 05 Oct 2026 00:00:00 GMT