Calculators

Bathroom exhaust vent fan with light.

Bathroom Vent Fan CFM Calculator

Vent fans are rated by the cubic feet of air they move per minute (CFM), and it’s important to buy a large enough fan for the size of your bathroom. Use our handy online calculator to see what size vent fan you need for your home.

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Pouring concrete for a slab

Cubic Yard Calculator

Cubic yards are used to measure materials ranging from concrete for a slab to mulch for your garden. A cubic yard is the volume of material which fits in a space one yard wide by one yard deep by one yard high. Find out how to calculate cubic yards, or use our handy cubic yard calculator.

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Sprinkler watering lawn

How to Calculate Lawn Irrigation Water Usage and Costs

With the price of water on the rise, it’s become increasingly important to know how much water you use to irrigate your yard as well as how much it costs. Check out our lawn irrigation calculator to find out how much it costs to water your lawn.

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Stack of pine boards.

Board Foot Calculator

While lumber is commonly sold by the piece in building supply stores, wholesalers and hardwood dealers usually price their stock by the board foot. Ask for a dozen two by fours eight feet long at your local sawmill, and you’ll be told that what you really want is 64 board feet of lumber.

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Hot water heaters for sale in store

How to Choose a Hot Water Heater

Heating water is the second largest single user of energy in the home. While we all enjoy a soothing hot shower, rising energy costs—along with their adverse environmental impact—make it a good time to take a closer look at the various options now available.

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Carpet on living room floor

Carpet Calculator

Carpet is sold by the square yard, which is equivalent to an area 3 feet by 3 feet. Waste is usually figured at 10% but may be changed to any amount desired. To see how many square yards you would need, enter the measurements of your room in our calculator.

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