Home, Garden & DIY
218 tools · page 2 of 4
- Flooring Calculator Calculate flooring boxes and cost for an area.
- Deck Joist Calculator Estimates the number of joists, lumber length and side beams needed for a deck frame.
- Concrete Driveway Calculator Calculates the cubic yards of concrete needed for a driveway slab and the estimated cost from its dimensions.
- Microclover Seed Calculator Works out how much microclover seed you need to overseed a lawn of a given area at your chosen rate.
- Tomato Plant Spacing Calculator Calculate how many tomato plants fit per row and in total for your given row length, spacing, and number of rows.
- Concrete Footing Volume Calculator Calculates the concrete volume needed for rectangular footings from length, width, depth and quantity.
- Floor and Ceiling Calculator Computes the floor, ceiling, rounded, and truncated integer values of any number.
- Screw Quantity Calculator Estimates how many screws you need along a run from the length, spacing between screws, number of rows and a waste allowance.
- Drywall Screw Calculator Estimates the number of drywall sheets and screws needed to cover a given wall or ceiling area.
- Shrub Spacing Calculator Calculates how many shrubs you need to fill a planting bed based on the bed area and your desired spacing between plants.
- BTU Heating Calculator Estimates the heating capacity in BTU/hr (and kW) needed for a room from its area, ceiling height and climate.
- Propane Tank Run Time Calculator Estimates how many hours and days a propane tank lasts based on appliance BTU rating and daily use.
- Spray Foam Calculator Calculates the board feet of spray foam insulation and the number of kits required to cover an area at a given thickness.
- Vegetable Yield Calculator Estimates the total expected harvest from the number of plants (or bed area and spacing) and the yield per plant.
- Wheelchair Ramp Calculator Calculate ramp length and angle from rise and slope.
- Roof Drip Edge Calculator Estimates the linear feet and number of drip edge pieces needed to cover the eaves and rakes of a roof, including a waste allowance.
- Firewood Cost Per Heat Calculator Calculates the real cost of heat from firewood, accounting for wood species energy density and stove efficiency.
- Potato Seed Calculator Calculates how many seed potatoes you need for a bed based on row length, number of rows, and spacing.
- Bulb Planting Calculator Estimates how many flower bulbs you need for a bed from its area and your chosen bulb spacing.
- Companion Planting Spacing Calculator Find the recommended spacing for two companion crops and how many plants fit in a row, using the average of each crop's spacing.
- Retaining Wall Block Calculator Calculate blocks needed for a retaining wall.
- Backsplash Square Footage Calculator Calculate the square footage of a kitchen backsplash from the counter length and backsplash height, plus a 10% waste allowance for cuts. Buy the right amount of tile the first time.
- Wall Plate Lumber Calculator Calculates the linear feet and number of boards needed for the top and bottom plates of a stud wall, including a waste allowance.
- Energy Star Savings Calculator Estimates the annual and lifetime cost savings of an energy-efficient appliance compared with a standard model, based on kWh use and your electricity rate.
- Peel and Stick Tile Calculator Calculates how many peel-and-stick tiles you need to cover an area, including a waste allowance.
- Concentrate to Water Calculator Computes how much water to add to a concentrate to reach a target dilution strength.
- Shingle Bundles Calculator Calculate how many bundles of roofing shingles you need for a roof area, based on three bundles per 100-square-foot roofing square. Buy the right amount.
- Carpet Tile Calculator Calculates how many square carpet tiles you need for a room, including a waste allowance.
- Floor Joist Calculator Estimate how many floor joists you need from the span length in feet and the on-center joist spacing in inches.
- Laminate Flooring Calculator Calculates the floor area, adds a waste allowance, and rounds up to the number of laminate boxes you must buy based on each box's coverage.
- Vinyl Siding Calculator Calculates how many squares and boxes of vinyl siding plus starter strip you need for a house, allowing for waste and openings.
- Nail Quantity Calculator Estimates how many nails (and their approximate weight) are needed to fasten a sheathing area at a given nail spacing.
- Plywood Sheet Calculator Calculate how many plywood (or OSB) sheets you need to cover an area from the area and sheet size, including a 10% waste allowance for cuts. Buy the right number of sheets.
- Air Conditioner Running Cost Calculator Estimate how much it costs to run an air conditioner from its BTU capacity, EER rating and your electricity price.
- Christmas Tree Lights Calculator Calculate how many string lights you need for a Christmas tree based on its height.
- Wood Stove Heating Calculator Estimate how many cords of firewood your wood stove needs for the season from your heated area, heating hours, and stove efficiency.
- Sand and Cement Mix Calculator Calculate the cement bags and sand volume needed for a given total mortar volume and cement:sand ratio, using a 1.3 dry volume factor.
- Acoustic Treatment Calculator Estimates how many acoustic panels a room needs by treating a target percentage of its total surface area to control reflections.
- Concrete Slab Calculator Estimates the cubic yards, cubic feet, and number of 60-lb bags of concrete needed to pour a slab.
- Drywall Sheet Calculator Estimate how many drywall (plasterboard) sheets and screws you need for a given wall or ceiling area.
- OSB Sheathing Calculator Estimate how many 4×8 OSB sheathing sheets you need for a wall and roof area, where each sheet covers 32 square feet, including a waste allowance.
- Picture Hanging Height Calculator Calculate the exact hook height to hang a picture so its center sits at gallery eye level.
- Copper Fungicide Dilution Calculator Work out how much copper fungicide product to add to your water volume and the resulting copper concentration of the spray.
- Drywall Mud Coverage Calculator Estimates how many buckets of drywall joint compound (mud) you need to cover a given wall and ceiling area across multiple coats.
- Stair Tread Count Calculator Calculates how many risers and treads a staircase needs from the total rise and your ideal riser height.
- Potting Soil Calculator Estimate the total volume of potting soil and the number of bags needed to fill your containers.
- Home Energy Audit Savings Calculator Estimates how much you could save each year after a home energy audit, based on your annual energy bill and expected percentage savings.
- Siding Calculator Estimates how many squares of siding (100 sq ft units) and how many boxes you need to cover a wall area, including a waste allowance.
- Stud Count Calculator Estimate how many studs a wall needs from its length and stud spacing, including extra end studs.
- Thinset Mortar Coverage Calculator Estimates how many bags of thinset mortar you need for a tiling job based on the tile area, coverage per bag, and a waste allowance.
- Bleach Dilution Calculator Calculates how much bleach to add to reach a target chlorine concentration in ppm for a given solution volume and bleach strength.
- Header Size Calculator Estimate the recommended lumber header (lintel) size for a door or window opening based on its clear span in feet.
- Lumber Linear Footage Calculator Calculates total linear footage from the number of boards and the length of each board.
- Clover Lawn Seed Calculator Estimates the pounds of micro clover or white clover seed needed to cover a lawn based on its area and your seeding rate.
- Low-Flow Showerhead Savings Calculator Estimate how much water and money you save each year by switching to a low-flow showerhead.
- Mixing Ratio to Percent Calculator Turn a parts-based mixing ratio such as 3:1 into the percentage that each component makes up of the total blend.
- Phone Charging Cost Calculator Estimates how much it costs to charge your phone, based on battery capacity, voltage, daily charges and your electricity rate.
- Insulation Savings Calculator Estimates the annual heating cost saved by raising insulation R-value, using heating degree days to convert reduced heat loss into therms and dollars.
- Liquid Fertilizer Dilution Calculator Work out how much liquid fertilizer concentrate to add to a given volume of water from the recommended dilution rate.
- Pipe Volume Calculator Computes the internal volume of a pipe from its inner diameter and length, in liters, gallons and cubic meters.