Home & Basement
Estimate heating, cooling, dehumidification, sump pump, water softener, and wall-assembly performance for common home planning decisions.
10 calculators
Pick the calculator closest to the decision you are trying to make.
Dehumidifier Size
Estimate dehumidifier pint capacity for basements, crawlspaces, garages, and damp rooms from dimensions, dampness level, moisture conditions, and airflow.
Open calculator → Home & BasementGarage Heater BTU
Estimate garage or shop heater BTU needs from square footage, ceiling height, insulation level, climate, temperature rise, and workspace conditions.
Open calculator → Home & BasementSump Pump Size
Estimate sump pump flow requirements from water inflow, lift height, discharge conditions, safety margin, and basement or crawlspace planning assumptions.
Open calculator → Home & BasementWater Softener Size
Estimate water softener grain capacity from household size, water hardness, daily use, regeneration interval, iron adjustment, and reserve capacity.
Open calculator → Home & BasementMini Split BTU
Estimate mini split BTU size from room dimensions, ceiling height, insulation, sun exposure, room condition, and heating/cooling planning assumptions.
Open calculator → Home & BasementAquarium Volume
Estimate aquarium water volume from inside length, width, water height, unit choice, gallons, liters, and tank-planning assumptions.
Open calculator → Home & BasementFirewood Cords
Estimate full cords of stacked firewood from pile length, height, depth, stack shape, rounding, and standard cord-volume assumptions.
Open calculator → Home & BasementInsulation Calculator
Estimate insulation batts, rolls, or packages from area dimensions, product coverage, cavity layout, waste, and material-buying assumptions.
Open calculator → Home & BasementWall Assembly R-Value
Estimate whole-wall or effective R-value from cavity insulation, studs, framing factor, continuous insulation, drywall, sheathing, windows, and doors.
Open calculator → Home & BasementBathroom Fan CFM
Estimate bathroom exhaust fan CFM from room size, ceiling height, air-change target, shower use, humidity, and ventilation planning assumptions.
Open calculator →