Aug 26, 2016 That's till a lot different from the 500 sf/ton rule of thumb. Another visit to a home being sold, the AC was put in only a few years ago by 'some.
Aug 29, 2016 The most common rule of thumb is to use 500 square feet per ton to of air conditioner sizes, given in square feet per ton, for 40 homes that we.
Mar 2, 2018 I am an air conditioning contractor and I have something to confess when it But new energy efficient homes are messing up our game and I don't mind that sizing HVAC systems is a matter of using the “500” rule of thumb.
May 23, 2006 A rule of thumb for air conditioning is a ton of air conditioning is asks you how many square feet of living space there are in your house.
ASHRAE (American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc.) has put together a table using national average data showing the .