Calculate furnace and air conditioner size - size ducts too! It's easy with HVAC-Calc 4.0. An easy to use Heat Loss/Gain program recommended by Dan Holohan of HeatingHelp! HVAC-Calc calculates cooling and heating loads quickly and easily Where is residential heat loss and heat gain and heating calculations and NonSE_hvachere.com and hvaccomputercom and can find The HVAC Load Calculator recommended by Bob's Fix It Shop Where is central air conditioner sizing and carrier air condition and calculate furnace size and heat loss calculator and furnace sizing calculator and can find A properly sized air conditioner controls humidity too - use HVAC-Calc to size the A/C. Where is hvac sizing software and NonSE_ticl.co.uk and hvac duct design and duct size calculator and NonSE_19onet.com and can find BTU Load calculations for both heating and air conditioning, HVAC-Calc makes it easy! Where is heating calculation and air conditioner size calculator and goodman air conditioning and furnace and air conditioner size and can find This program is the easiest Manual J load calculation program by far!

HVAC-Calc Residential - Adding the Infiltration Load

With HVAC-Calc, you can add items in any order you want, but generally it is easiest to follow the order of the buttons at the top of the screen.

Notice how the steps are numbered right on the screen, just follow the numbered steps.

After selecting the building tightness, just click on Add.

Now we will add the First Floor Zone. Next Screen on tour.

 
Tour Map
Opening Screen

Questions?
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8:00 a.m. to 8:00 p.m 7 days/week
Completed House
Start a New House
Set Design Conditions
You Are Here >> Add Infiltration
Next Stop >> Add First Floor
Add Living Room
Living Room Floor
Add the West Wall
Add the Window
Check Results as You Go
Summary Room-by-Room Report
Very Detailed Report
Duct Sizing Report
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