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  1. Thread: Adhesive

    by naysayer
    Replies
    2
    Views
    705

    Hardcast Travel Tack is the best adhesive I've...

    Hardcast Travel Tack is the best adhesive I've ever used (part number 308602 this is for a self propelled spray rig). Your liner will not let go even under water. Don't get the LOW-VOC stuff it's...
  2. Replies
    5
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    944

    How about an email address in your profile?

    How about an email address in your profile?
  3. Replies
    45
    Views
    1,988

    Children in the tower is better than children...

    Children in the tower is better than children piloting the jets!
  4. Replies
    16
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    2,197

    I have a sequencer that delays the blower approx....

    I have a sequencer that delays the blower approx. 90 seconds on my own heat pump, but it is an air source not geothermal.
    How about a pressure switch at the indoor coil to turn on the blower?
  5. Replies
    12
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    1,776

    Sounds like it is going into defrost. The loud...

    Sounds like it is going into defrost. The loud squeal is probably the pressure change from the reversing valve switching into defrost. Condenser fan off and emergency heat on both jive with...
  6. Replies
    2
    Views
    627

    Looks like sidewall termination cap and pipe for...

    Looks like sidewall termination cap and pipe for a gas direct vent fireplace.
  7. Replies
    12
    Views
    5,421

    Your problem is, the manufacturers of the B-vent...

    Your problem is, the manufacturers of the B-vent no longer list it as approved for horizontal venting on propane, it is still OK for natural gas. There is stainless steel venting that is approved...
  8. Replies
    2
    Views
    552

    You'll increase sensible Btu pick up and loose on...

    You'll increase sensible Btu pick up and loose on latent Btu pick up.
    In dry states like Arizona It works fine.
  9. Replies
    13
    Views
    970

    If both duct systems were perfect or there were...

    If both duct systems were perfect or there were no ducts attached to either system, both units will produce the same temperature. But, the 44,000 Btu unit will put out MORE air at the same...
  10. Replies
    9
    Views
    1,614

    A precooler IS an evap cooler for your A/C unit....

    A precooler IS an evap cooler for your A/C unit. Evap coolers take LOTS of maintenance because of mineral build up. Unless you can do your own service what you save on energy gets spent on...
  11. Replies
    9
    Views
    1,614

    You're asking about a "Precooler". They work...

    You're asking about a "Precooler". They work wherever an evap cooler works. Don't use a misting system or aspen style evap pads or you will destroy your condenser coil.
    Do a web search for Premier...
  12. Replies
    18
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    3,440

    The money you'll save on electricity could go...

    The money you'll save on electricity could go toward your legal fees. Neat!
  13. Replies
    25
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    3,060

    "That'll be a hundred and fifty bucks sir. Your...

    "That'll be a hundred and fifty bucks sir. Your condenser just had a flat."
  14. Replies
    28
    Views
    2,342

    Rheem did have many leaker coils around 20 to 25...

    Rheem did have many leaker coils around 20 to 25 years back. Bad reputations stick around! I have installed 100's and 100's of Rheem/Ruud indoor coils and NEVER had a leak.
    Rheem and Ruud now, are...
  15. Thread: vacuum

    by naysayer
    Replies
    27
    Views
    2,974

    Yes! The humidity that IS in the system will...

    Yes! The humidity that IS in the system will react with the refrigerant and cause hydrochloric and hydrofluoric acid. This will eat the compressor windings and your wallet!
  16. Replies
    9
    Views
    462

    Look into mini split systems. They are close to...

    Look into mini split systems. They are close to what you asked for except no ducts.
  17. Where does your combustion air come from? Is the...

    Where does your combustion air come from? Is the condensation on a intake pipe?
    Are you pulling combustion air from the mechanical room? Need more info.
  18. Thread: Derating...

    by naysayer
    Replies
    1
    Views
    1,916

    Derate 4% per 1000 ft. of altitude starting at...

    Derate 4% per 1000 ft. of altitude starting at 3000 ft., but include the 3000 ft. in the derate.. Applies to both propane and natural gas. At 7000 ft. you will derate 28%, your output also...
  19. Replies
    7
    Views
    581

    When you are an HVAC tech your body is the number...

    When you are an HVAC tech your body is the number one money making tool you own. It is very important to learn how to care for it. It is your income. I am 56 and can still crank out a serious...
  20. Replies
    5
    Views
    521

    I have installed 100's of condensing furnaces. ...

    I have installed 100's of condensing furnaces. The condensate is very mild, it does not cause even the slightest burning sensation to my skin. You would not even know it was acidic unless someone...
  21. Thread: ton

    by naysayer
    Replies
    6
    Views
    507

    Compressor Btu ratings are at a set standard gas...

    Compressor Btu ratings are at a set standard gas temperature, gas pressure. If the gas is more dense, the compressor will pump more than its rating. If the gas is less dense the compressor will...
  22. Replies
    16
    Views
    1,228

    I have used reflextic as duct insulation for...

    I have used reflextic as duct insulation for around 10 years. It works. If the reflextic touches the fiberglass it will add R-4 if you can do the 2" spacer strips it will add R-6.
    Try not to...
  23. Larger indoor coil should not be a problem for...

    Larger indoor coil should not be a problem for cooling (maybe humidity). My house has a 3 ton heat pump and a 4 ton air handler, has worked fine for years. I have installed several systems with a...
  24. Replies
    4
    Views
    565

    It's mostly true. Total phase out of R22 isn't...

    It's mostly true. Total phase out of R22 isn't until the year 2020. However, some of the refrigeration equipment manufacturers have already stopped production on R22 equipment, the others will soon...
  25. Replies
    29
    Views
    2,261

    I have seen many, many times through the years, a...

    I have seen many, many times through the years, a customer has me install a programmable thermostat and his/her electric bill goes UP not down. It is often cheaper to keep the mass of a house...
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