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  1. Replies
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    What About this for Insulating Copper Traps?

    What do the refrigeration techs think about this for P-Trap insulation?
  2. Replies
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    1,304

    Soaked insulation needs to go, and be replaced. ...

    Soaked insulation needs to go, and be replaced. It is contaminated from the garbage in the air handler, and there is no way to effectively clean the insulation and dry it fast enough to avoid...
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    730

    Try this information. It will at least lead you...

    Try this information. It will at least lead you in the right direction, even if it doesn't apply to grease duct blanket installations.

    New UL Firestop Contractor Qualification Program - At FCIA's...
  4. Replies
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    1,369

    There is grey vinyl duct wrap tape made. This is...

    There is grey vinyl duct wrap tape made. This is not very easy to find. I don't know if I have ever found anyone who stocks it.

    How was the oringinal work completed? Can you duplicate this, or...
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    Put the core of the flex over the collar. Seal...

    Put the core of the flex over the collar. Seal the core to the collar with tape or mastic. Put a zip-tie over the core. Slip the insulation and the jacket over the core/collar assembly, and...
  6. Replies
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    32,852

    Fiberglass Duct

    When you bought the house, did it smell when the system was running?

    Fiberglass duct is made with a thermosetting resin(glue) that has urea as one component. When it is used in the correct...
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    5,215

    Printed Foil Tape

    This is a UL181A-P listed tape. Been tested for several different performance characteristics that give an idea of the durability of the product over the long-haul while operating in the adverse...
  8. Thread: Garage install

    by H&C Guy
    Replies
    19
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    2,797

    R-Value Table, Etc.

    S2R,

    I created a very similar table in 1993 or 1994 for my employer at the time. Energy codes were changing significantly at the time and there was a lot of confusion surrounding what products...
  9. Replies
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    3,105

    No, direct contact with HVAC equipment with...

    No, direct contact with HVAC equipment with building insulation is not acceptable. The composition is such with BI that prolonged contact with sheet metal may cause corrosion. Also, the cabinet of...
  10. Thread: Bubba's Back

    by H&C Guy
    Replies
    3
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    4,933

    But everybody knows that 12 is 12 is 12 is 12...

    But everybody knows that 12 is 12 is 12 is 12 ..... Doesn't matter if it is round, oval, flat, all of the above!
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    But realize that this job is going to be...

    But realize that this job is going to be acceptable to the City of Little Rock now. Masonite is a very hard material that requires a battery operated circular saw to cut it, and hammer and nails to...
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