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HVAC-Calc
Version 4.0

$389.00

"Designed By Contractors, For Contractors"

Residential Load Calculation Software
For Sales or Support, Please Call

1 888 736-1101 (toll free)

10:00 a.m. to 8:00 p.m 7 days/week

or e-mail Don Sleeth

If you have used then you know how simple it can be to do
Residential Heat Loss / Heat Gain calculations.
hvac software for HVAC Software air conditioning and heating Contractors
to find out more and get a FREE Trial Version!
If you are a York, Lennox Rheem RUUD Carrier Bryant Trane Armstrong Coleman dealer then SOFTWARE from HVAC Computer Systems for Air Conditioning and Heating Contractors is the way to do Heat Loss Heat Gain Calculations for forced air or plumbing or hot water systems

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Our HVAC software assists in all aspects of heating and cooling design. We are not associated with the ACCA in applying commercial design techniques to the private home. Download free demos from this site, and updates as necessary. Our software assists the single homeowner as well as the large contractor in the following tasks: load sizing, equipment sizing, duct sizing, geothermal design, and cost calculation.