Purchase our Geothermal Heat Pump Sizing Service


Read about the importance of a heat loss/gain calculation for sizing a geothermal heat pump.

If you are ready to purchase our Sizing Service, please gather the following information and send it to us, and make your payment with the Paypal form below, so we can complete the heat loss and heat gain calculations.

Information We Need to Complete a Heat Loss Heat Gain Calculation for Your Home
Your Name:
Your Email Address:
Optional comments from you:
Information for the basement:
1. The lengths and height of the outside walls.
2. The total square footage.
3. The insulation R values or the thickness of the insulation under the basement floor.
4. The insulation R values or the thickness of the insulation on the basement walls.
5. The total square footage of the windows and any glass in doors, and the type of windows: i.e., casement, double-hung, single-hung, slider, glass block? Also, single, double, triple paned glass, and is there e-coating on one or both sides? Are there storm windows?
6. The total square footage of exterior doors less glass doors, and the type of doors: i.e., solid wood, metal, metal insulated, fiberglass, and are there storm doors?
7. The total square footage of the basement wall that is above the grade (or above the dirt or above the ground).
Information for the first floor:
8. The lengths and height of the outside walls.
9. The total square footage of the floor.
10. The insulation R values or the thickness of the insulation in the walls.
11. The total square footage of the windows, and any glass that is in any exterior doors, and the type of windows: i.e., casement, double-hung, single-hung, slider, glass block? Also, single, double, triple paned glass, is there e-coating on one or both sides? Are there storm windows?
12. The total square footage of any exterior doors less glass doors, and the type of doors: i.e., solid wood, metal, metal insulated, fiberglass, and are there storm doors?
13. The total square footage of the ceilings that do not have living space above them, and the R value or thickness of the insulation.
14. If you have vaulted ceilings in any room or rooms, provide the dimensions of the room or rooms and the roof pitch, and the insulation R value or the thickness of the insulation.
Information for the second floor:
15. The lengths and height of the outside walls.
16. The total square footage.
17. Does any of the second floor area cantilever over unheated and cooled space? Does any of the floor hang over the first floor walls, so the bottom of the floor is exposed to the outside air temperature? If so, how many square feet is exposed to the outside air temperature and what is the R value or what is the thickness of the insulation?
18. Is any of the second floor over top of the garage? If so how many square feet is exposed to the garage air temperature and what is the R value or what is the thickness of the insulation?
19. The insulation R values or the thickness of the insulation in the walls.
20. The total square footage of the windows, or any glass that is in any exterior doors, and the type of windows: i.e., casement, double-hung, single-hung, slider, glass block? Also, single, double, triple paned glass, and is there e-coating on one or both sides? Are there storm windows?
21. The total square footage of any exterior doors less glass doors, and the type of doors: i.e., solid wood, metal, metal insulated, fiberglass, and are there storm doors?
22. The total square footage of the ceilings that do not have living space above them, and the R value or thickness of the insulation.
23. If you have vaulted ceilings in any room or rooms, provide the dimensions of the room or rooms and the roof pitch, and the insulation R value or the thickness of the insulation.
24. Your zip code. We need this to obtain information about the climate in your area, as in low and high temperatures, and heating and cooling degree days. This information is a must if we are going to calculate an accurate heat loss and heat gain number for your home.



If your home is more complex:

Draw a plan showing the footprint of your home, and all the interior rooms, and write the dimensions on it. Mark the information from the form above on the plan. If you have a scanner, scan in the drawing(s) and attach them to an email to send them to us.


Pay for Your Heat Loss
Heat Gain Calculation


We will use information provided by you to calculate the heat loss heat gain for your home or shop. All the results are contingent on the information you provide. By purchasing the Heat Loss Heat Gain Calculation, you agree and understand that you are solely responsible for the accuracy of the information you are providing to us in order for us to complete the calculation and share the results with you. Contact Us below with any questions.

When purchasing this service, be sure to select the correct square footage of your home or shop from the drop down menu.

Heat Loss Heat Gain Calculation Pricing Based on Square Feet


If you have any questions, please click here for our contact form.