Calculates the surface area and estimated heater size needed for a hoop house (greenhouse).
Start with your values, or try a preset.
Enter Hoop House Length, Hoop House Width, Hoop House Height (at center), Greenhouse Material, and Average Temperature Difference (Outside - Inside, °F) in the units shown.
Read Surface Area and Estimated Heater Size in the results panel. Results update as you change the inputs.
Choose a preset to load an example, then adjust the values for your situation.
See the inputs and their calculated results.
Hoop House Length: 20 feet; Hoop House Width: 12 feet; Hoop House Height (at center): 8 feet; Greenhouse Material: Polyethylene (Poly); Average Temperature Difference (Outside - Inside, °F): 40 °F
Surface Area: 800 square feet; Estimated Heater Size: 8,000 BTU/hr
Hoop House Length: 40 feet; Hoop House Width: 16 feet; Hoop House Height (at center): 10 feet; Greenhouse Material: Polyethylene (Poly); Average Temperature Difference (Outside - Inside, °F): 40 °F
Surface Area: 2,080 square feet; Estimated Heater Size: 20,800 BTU/hr
Hoop House Length: 60 feet; Hoop House Width: 20 feet; Hoop House Height (at center): 12 feet; Greenhouse Material: Polyethylene (Poly); Average Temperature Difference (Outside - Inside, °F): 40 °F
Surface Area: 3,840 square feet; Estimated Heater Size: 38,400 BTU/hr
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