HVAC Calculators

Heating Load Calculator Estimate the heating needs for your space. Fill in the details below. Get instant results. Room Length (ft) Room Width (ft) Room Height (ft) Insulation Quality Select onePoor (old building)AverageGoodExcellent (new building) Window Area (sq ft) Lowest Outdoor Temp (°F) Desired Indoor Temp (°F) Calculate Heating Load … Read more