Search Results - HVAC-Talk: Heating, Air & Refrigeration Discussion

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Type: Posts; User: Livin

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  1. So, based on those comments, a few questions... ...

    So, based on those comments, a few questions...

    I think you are saying forget what the electric company tells you - which is to set the home temp 3-4 degrees higher when you leave the house - it...
  2. Is this normal... run time same no matter what temp? linear temp rise/fall?

    I live in Phoenix... it is hot. Earlier than normal this year too!

    2 years ago I got duct sealing, wall capping, and added attic insulation to get me to ~R39. They also added dampers to adjust...
  3. The contractor come by and fixed the crushed flex...

    The contractor come by and fixed the crushed flex ducts to the problem rooms... but as we all suspected it helped a bit but did not fix the temp balancing issue completely.

    They do not want to...
  4. awesome guys... thanks for all the input. I'll...

    awesome guys... thanks for all the input. I'll post back tomorrow after they get here and do what you recommended - or as much of it as I can get them to :)
  5. I see... so you are suggesting they build a 20ish...

    I see... so you are suggesting they build a 20ish foot long box (trunk duct) - I suspect the contractor may not do this if the cost and time to build it is more than running one additional 16" flex...
  6. Are you recommending I do not have them install a...

    Are you recommending I do not have them install a new 16" return?



    Do you have a diagram example you can show me?
  7. I think I'm almost clear on what I need to have...

    I think I'm almost clear on what I need to have them do. I have attached an updated diagram. Some answers to your open questions mixed in below, plus a few of my own.

    Here's what I get...

    -...
  8. George... so you want to home run as many of the...

    George...
    so you want to home run as many of the 16" supply ducts as possible to the unit itself then? This would require they made the box at the unit (which is another soft box) larger.

    I...
  9. Sorry, I did forget to mention... All bedrooms...

    Sorry, I did forget to mention... All bedrooms (except the master) reduce down to 9". So the 3 bedrooms rooms being fed at the far/branched end go from 16" trunk that makes a Y, then the 16" Y makes...
  10. I have more solid info for you and updated the...

    I have more solid info for you and updated the diagram to show supply ducts (in dark Blue) and the problem rooms (though not to scale). You'll notice the problem rooms are at the end of the run, and...
  11. I'm not sure of the duct size for the supply to...

    I'm not sure of the duct size for the supply to those two rooms, the register is 12" square so I suspect the duct is 8" - but it branches so I need to check what the truck is before it branches.
    ...
  12. Thanks for the quick responses. Here's some...

    Thanks for the quick responses. Here's some answers to your questions / inputs... thanks for your continuing help... this is great!

    The contractor is not an AC expert. But for free, if we can get...
  13. Contractor wants to install 2nd air-return on single Central AC unit... please advise

    I'm new here so I apologize if this is not the correct forum.

    I have a contractor wanting to do work on Wed so this is urgent and your help is HIGHLY APPRECIATED!

    I hired a "green" company to...
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