Ask Experts Questions for FREE Help !
Ask
    brianwynne's Avatar
    brianwynne Posts: 8, Reputation: 1
    New Member
    		  
    #1

    Aug 16, 2012, 03:53 PM
    Sizing AC unit
    What size unit should I install in a 1900 square foot 1 story house? 4 ton??
    Grady White's Avatar
    Grady White Posts: 1,417, Reputation: 59
    Ultra Member
    		  
    #2

    Aug 18, 2012, 06:57 PM
    There is no correct short answer to your question. You need to do, or have done a manual J heat gain calculation. There are numerous free or low cost programs available online. Here is one I've used & been happy with: http://hvaccomputer.com/
    ma0641's Avatar
    ma0641 Posts: 15,675, Reputation: 1012
    Uber Member
    		  
    #3

    Aug 18, 2012, 09:27 PM
    Florida? Alaska, Under trees? Good insulation? Low E windows? 1 story or 2? Basement? Need lots more info
Not your question? Ask your question View similar questions
 

Question Tools Search this Question
Search this Question:

Advanced Search

Add your answer here.


Check out some similar questions!

Wire sizing and conduit sizing [ 8 Answers ]

I am looking for confirmation on some of the info I have found and answers to a few missing pieces. This is regarding wire size and conduit size for service conductors from the meter to the breaker panel (about 30 ft away). Wire Size: 125A service needs #2 copper or 1/0 aluminum -- #6 copper...

Pressurisation unit sizing? [ 0 Answers ]

Hi all, I have a similar question.I only want to know calculation in a simple way for a G 6 Building with the stairhall 3MX3Mx21.5M High. Can any one help me in calculating the air quantity of the blower needed to circulate air downwards to maintain the necessary pressure in an unfortunate case...

Sizing of Rheem AC Unit [ 1 Answers ]

I have a 1790 sq. ft. 2 story home and in the process of having a Rheem central ac install.The guy that is installing it said a 2 ton 13 seer will be big enough. I live in Wisconsin, is this correct or do I find another installer

Sizing of Return (flexduct) for 5 ton unit [ 1 Answers ]

I am trying to improve air flow for a 5 ton horizontal unit located in the attic. The present return grille is a 20x36 which I now understand is an odd size and I should use a 24x30 (the same 720 sq ins). The distance from the return grille, in the ceiling, to the evap coil opening of 22x26, is...

View more questions Search