Guides & Calculators
Step-by-step guides for common projects, plus all free calculators in one place.
01 Guides
How Much Paint Do I Need for a 12x12 Room?The 2-gallon answer, step-by-step math and charts for every room size.How Many Tiles Do I Need?Area + waste + box rounding. Charts for common rooms and buying tips.How Much Concrete for a 10x10 Slab?1.23 cubic yards = 74 bags. Full math and bags vs ready-mix advice.How Many Boxes of Flooring Do I Need?Boxes for any room, waste by pattern, and pro buying tips.
02 All Calculators
Paint CalculatorHow many gallons of paint do I need? Includes doors, windows and coats.Deck Stain CalculatorHow much deck stain do I need? Coats, coverage and cost.Wallpaper CalculatorHow many double rolls of wallpaper, including pattern waste?Tile CalculatorHow many tiles and boxes for a floor or wall?Flooring CalculatorHow many boxes of laminate, vinyl or hardwood?Grout CalculatorHow much grout for any tile size and joint width?Drywall CalculatorHow many drywall sheets, screws and compound?Concrete CalculatorCubic yards and bags for slabs, patios, footings.Gravel CalculatorCubic yards, tons and bags for paths and driveways.Roofing CalculatorHow many shingle squares and bundles, with pitch.Mulch CalculatorHow many bags or yards of mulch for any bed?Sod CalculatorHow many rolls or slabs of sod for a new lawn?Fence CalculatorHow many pickets, posts and rails for a fence?BTU / AC Size CalculatorWhat size air conditioner for any room?Paver CalculatorHow many pavers for a patio or path? Includes base materials.Brick CalculatorHow many bricks for a wall? Includes mortar estimate.Topsoil CalculatorHow much topsoil for a lawn or garden bed?