Home Materials Calculator – Free Room Planning Tool

Free Tool by Home Hacks Studio

Enter your dimensions, select your unit system, and get exact material quantities with waste already calculated.

Units:

Covers walls and ceiling. One gallon covers ~350 sq ft (one coat). A 10% waste buffer is included for trim touch-ups and absorption.

Room dimensions

Length (ft)

Width (ft)

Ceiling height (ft)

Number of coats 1 coat (touch-up) 2 coats (standard) 3 coats (dark color change)

Doors - dimensions (in)

No doors added

Windows - dimensions (in)

No windows added

Paint finish Flat / Matte - ceilings, bedrooms Eggshell - living rooms, dining Satin - hallways, kids rooms Semi-gloss - bathrooms, kitchens High-gloss - trim, cabinets

Include ceiling? Yes - include ceiling No - walls only

Paint estimate

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Tile: 15% waste (diagonal cuts). All other flooring: 10%. Add material dimensions below to get exact piece counts.

Room dimensions

Length (ft)

Width (ft)

Flooring type Laminate LVP / Vinyl plank Hardwood / Engineered Ceramic / Porcelain tile Carpet

Room shape Simple rectangle L-shape Irregular / many cuts

Material dimensions (optional - for piece count)

Preset sizes -- Select common size -- Laminate 5.5" x 48" Laminate / LVP 6" x 48" LVP 7" x 48" LVP 8" x 60" LVP 9" x 60" Tile 12" x 12" Tile 12" x 24" Tile 18" x 18" Tile 24" x 24" Hardwood 3.25" x 48" Hardwood 5" x 48" Custom size

Tiles / planks per box Check box label

Plank / tile width (in)

Plank / tile length (in)

Flooring estimate

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Enter your roll dimensions from the product label for maximum precision. Larger pattern repeats add significant waste at seams.

Room dimensions

Length (ft)

Width (ft)

Ceiling height (ft)

Walls to cover All 4 walls Accent wall (1 wall) 2 walls 3 walls

Doors - dimensions (in)

No doors added

Windows - dimensions (in)

No windows added

Roll dimensions (from product label)

Roll width (in) US standard: 20.5 in / EU: 52 cm

Roll length (ft) US double roll: 33 ft / EU: 10 m

Pattern repeat (in) No repeat - solid or texture Small repeat (up to 6 in / 15 cm) Medium repeat (7-13 in / 18-33 cm) Large repeat (14-21 in / 36-53 cm) Extra large repeat (22+ in / 56+ cm)

Wallpaper estimate

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Calculates organizers based on your actual closet space - not a Pinterest fantasy version.

Closet dimensions

Width (in) Standard reach-in: 48-96 in / 120-244 cm

Depth (in)

Height (in)

Closet type Bedroom - everyday clothes Master bedroom - full wardrobe Kids closet Linen closet Entry / coat closet

Hanging clothes volume Light (30-50 items) Medium (50-80 items) Heavy (80+ items)

Number of shelves

Number of drawers

Shoe pairs to store None Up to 15 pairs 15-30 pairs 30+ pairs

Closet storage estimate

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Average American kitchen: 16-20 cabinet spaces, 4-6 drawers. This finds the exact organizers to maximize every inch.

Your kitchen

Upper cabinets (count) Count each door as one cabinet

Lower cabinets (count)

Drawers (count)

Pantry No pantry Small (1 door) Medium (2 doors) Large / walk-in

Storage priorities

Pots and pans Few (1-5 pieces) Average (6-12 pieces) Many (12+ pieces)

Spices and bottles Under 15 15-30 30+

Food containers A few sets Average Always overflowing

Baking sheets / pans None / rarely bake A few Many

Kitchen storage estimate

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