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  1. Replies
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    343

    where are the return air (s) located? master br...

    where are the return air (s) located?
    master br suites require more than undercut of door.

    best of luck
  2. even well planned, well thought out installs can...

    even well planned, well thought out installs
    can run into suprises that slow the job.
    an install in such a short time frame would have
    to have everything go right.

    pics??

    best of luck.
  3. I didn't hear anything.

    I didn't hear anything.
  4. Replies
    14
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    451

    really good reply. IMO.

    really good reply. IMO.
  5. in the 80's I bought a Mustang that the former...

    in the 80's I bought a Mustang that the former owner
    was a/c tech/mecahnic or mechanic/ac tech....
    all the lines were copper braised...flanged..all copper.
    it was an interesting project...many...
  6. Replies
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    259

    cya so you won't call them out on the 3 days...

    cya
    so you won't call them out on the 3 days when temps are extreme
    or the 10 evenings you entertain & have a lot of activity in & out
    of the house and more people inside the house.

    costs you...
  7. return in ceiling. now...is there a duct on the...

    return in ceiling.
    now...is there a duct on the attic side of the return
    or a sheet metal or duct board supply plenum back to the
    equipment?

    see how the return is framed? the 2x's on the attic...
  8. if you have duct leakage (if...LOL!) it will pull...

    if you have duct leakage (if...LOL!) it will pull in dust/insulation
    particles etc, along with air & humidity from attic into duct system.

    if everything is mastic sealed, there will be no areas...
  9. Replies
    13
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    411

    in your sealed basement thread I recommended that...

    in your sealed basement thread I recommended that you take
    jtrammel up on his offer. you should think about that after looking
    at some of his posts & the pics.
  10. Replies
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    411

    can you post some pics? jtrammel does some...

    can you post some pics?
    jtrammel does some excellent sealed crawlspaces
    & may could offer some valuable input.


    personally...I'd never cut hole in supply or return plenum
    to blow/suck from...
  11. you should also make sure ductwork is mastic...

    you should also make sure ductwork is mastic sealed & not
    hit & miss caulk or duct tape. ducts @ supply plenum...
    plenum connections to equipment.
    ducts should be tight straight runs with no...
  12. I'd only baffle the rafter bays with soffit...

    I'd only baffle the rafter bays with soffit vents.
    unless insulation is deep at eaves and touching underside of
    roof decking.
    adding more soffit vents an option?
    drill, skill saw..soffit...
  13. X2 just because it needs to be repeated.

    X2
    just because it needs to be repeated.
  14. if your indoor relative humidity is 70% and you...

    if your indoor relative humidity is 70% and you keep the tstat in low 70's
    with 75 being too hot...then you keep the fan set on auto so that it runs
    all the time.

    lets break that down a little....
  15. Replies
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    1,620

    BBB aside, you need an unbiased evaluation of the...

    BBB aside, you need an unbiased evaluation of the system as installed.
    I'd start looking for another company that can provide this to you.

    it is difficult to get one hvac company to correct...
  16. like all hvac systems, install is what makes the...

    like all hvac systems, install is what makes the system.
    the install determines performance.
    install always trumps brand IMO.

    I agree that pro should be used...but either way, post pics.
  17. Replies
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    332

    X 2.

    X 2.
  18. Replies
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    385

    rather than putting insulation on top of decking,...

    rather than putting insulation on top of decking, you lift the decking by
    toenailing 2x's into ceiling joists, increasing the depth of the joist bay
    for more insulation. then decking is screwed to...
  19. it has to be pulling (sucking) air from somewhere...

    it has to be pulling (sucking) air from somewhere when
    the blower is in use.
    can you post info about what you had installed?
    dust comes from insert...or where?

    I'd need to know more info about...
  20. Replies
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    369

    :grin2:Mr. Loonie!

    :grin2:Mr. Loonie!
  21. Replies
    11
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    494

    Lack of knowledge on you builder and HVAC...

    Lack of knowledge on you builder and HVAC installer.

    X2

    even though the v in hvac is venting.
  22. Replies
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    526

    then the storage space should be sealed air...

    then the storage space should be sealed air tight...take a look at the pdf's
    @ southface.
  23. Replies
    22
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    526

    different climate here, but curious about 600 sq...

    different climate here, but curious about 600 sq ft upstairs area.
    are walls of this second floor shared with attic?
    if so...this is where you need to improve.
    attic temps are more extreme in...
  24. Replies
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    427

    you can quiten it down by putting sound absorbing...

    you can quiten it down by putting sound absorbing materials inside
    the closet.
    every closet should be sheetrocked, from ceiling to r/a floor below.
    most won't put batts in walls to reduce sound....
  25. why not link the original thread to this one....

    why not link the original thread to this one. makes it easier if it is all
    under one thread.
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