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  1. Replies
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    3,714

    Yes, I'm sure that it is not a concentric vent...

    Yes, I'm sure that it is not a concentric vent pipe, it is a piece of PVC cut to match the roof angle and the other PVC pipe ends in the attic. What upsets me is that the neighbors HVAC was...
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    3,714

    The reason I asked the question is because I just...

    The reason I asked the question is because I just had a 95% Lennox installed last week. I spoke with a neighbor and discovered that his new hvac installed last fall by the same dealer was also a...
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    3,714

    concentric venting

    What is the advantage of a using a concentric vent thru the roof instead of running 1 pipe for the vent thru the roof and ending the intake pipe in the attic? Can the non concentric venting cause...
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    2,589

    Stimulus HVAC tax credit

    I am at the point where I must replace my Furnace and AC units. A $1500 tax credit would go a long way toward making it more affordable.

    I am also retired and don't make enough to even file a...
  5. Thread: R22 vrs R410a

    by johnb58
    Replies
    11
    Views
    715

    Thanks for all the input, looks like I'll go with...

    Thanks for all the input, looks like I'll go with the 410.

    Thanks again,

    John
  6. Thread: R22 vrs R410a

    by johnb58
    Replies
    11
    Views
    715

    R22 vrs R410a

    AC with R22 refrigerant is still being sold . If I buy the unit with R22 will I have a problem if my unit needs repair 10 years down the road?
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