Concrete Bag Yields and Mix Ratios
Bag yields, mix proportions and strength classes in one table
Read the tables Or open the concrete calculator →Reference
Construction material reference charts
Every figure the calculators run on, written out as a table you can read and cite. Sheet sizes, bag yields, coverage rates, course heights, joint widths and pitch multipliers — in US units with metric alongside.
Material tables and size charts
Each reference page sits next to the calculator that uses its numbers. Read the table to understand the figure, then run your own measurements through the tool.
Rebar Sizes, Diameters and Weights
Every imperial bar size with diameter, area, weight and metric equivalent
Read the tables Or open the rebar calculator →Paint Coverage per Gallon
What a gallon covers on each surface, and gallons for common rooms
Read the tables Or open the paint calculator →Drywall Sheet Sizes and Thicknesses
Sheet sizes, thicknesses, weights and where each one belongs
Read the tables Or open the drywall wall calculator →Brick Dimensions and Course Heights
US brick sizes, bricks per square foot, course heights and wall ties
Read the tables Or open the brick calculator →Crushed Stone Sizes and Coverage
What each stone grade is for, and what a ton and a yard cover
Read the tables Or open the gravel calculator →Roof Measurement and Roofing Squares
Pitch multipliers, roofing squares, waste and bundle counts
Read the tables Or open the roofing calculator →Tile Sizes and Grout Joint Widths
Tile formats, tiles per square foot, joint widths and trowel sizes
Read the tables Or open the tile calculator →Ready to work out your own quantities?
The charts give you the constants. The calculators apply them to your room, wall, roof or pour, add the waste and round up to whole packs.
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