0 Helpful?

What ton AC unit do you use for a residential house measuring 3,500 sq. ft.?

Have an inspector who told me i have to have post manual J calculations for the house, and i need some help!,

Asked by Tirso Torales
Posted Nov 2, 2012 12:17 PM ET
Edited Nov 2, 2012 1:13 PM ET

Tags:

1 Answer

Select your preferred way to display the comments and click "Save settings" to activate your changes.
1.

Tirso,
Your building inspector is right. If you don't know how to perform a Manual J calculation, you'll have to hire an energy consultant or a HERS rater to perform the calculation for you.

Here is some more information on Manual J calculations and cooling load calculations:

Saving Energy With Manual J and Manual D

Calculating Cooling Loads

Answered by Martin Holladay, GBA Advisor
Posted Nov 2, 2012 12:44 PM ET

Other Questions in General questions

Exterior foil-faced polyiso question

In Green building techniques | Asked by Randy Mason | Mar 16, 15

Should I air seal and insulate above the ceiling of my attached garage?

In Energy efficiency and durability | Asked by Nathaniel G | Mar 30, 15

Two questions: Rigid foam in attic space

In Energy efficiency and durability | Asked by Jeremy M | Mar 30, 15

Unvented slanted roof with radiant cooling and NO polyurethane in 4C

In GBA Pro help | Asked by Jan Verschuren | Mar 11, 15

New home buyer — metal roof in Maine with no sheathing

In General questions | Asked by dimitrios maniatakos | Mar 28, 15
Register for a free account and join the conversation


Get a free account and join the conversation!
Become a GBA PRO!