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Type: Posts; User: panhead98

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  1. Replies
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    not cfcs....

    Volcanoes erupt and spew a bit of chlorine, not cfcs.
    As for picking on us - this affects more than just the HVAC community - it still affects the auto industry, fire protection industry, MANY...
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    You vote for R12?

    LOL - price any R12 lately?
    There are those who would disagree with your assessment that the ozone hole is "replenishing" itself. And also that R22 (Freon) is not a major contributor to the...
  3. Thread: What a mess!

    by panhead98
    Replies
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    997

    R22

    I don't know if I'd call R22 obsolete - it will be phased out of production, but will be available for years to come. There are MILLIONS of a/c units that use R22 in service currently. If its...
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    many recommend...

    many recommend running B-vent directly from furnace - maintains exhaust gas temps, and takes care of your clearance issues. We've had to do that in many communities for that very reason.
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    Nice call, Hearthman...

    Its a common mistake - is it a chimney? Or is it a manufactured vent? Like you say, its a vent, and the regulations are different.

    Just to be the devil's advocate, for those thinking "taller is...
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    Oldman1 -

    very nice answer. That's why I visit this board - for answers like that. Well thought out, no b.s. Professional.
  7. yes

    yes - its buildingscience.com - Joel has alot of terrific ideas.

    Also check out www.speediboot.com - a great product to seal boot penetrations.
  8. Replies
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    check w/ manufacturers

    its an issue of the flux, not the strength of Stay Brite. No flux on 410a systems - supposedly sludges up the system's oil.
  9. Replies
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    Wrong- the need for refrigerants without...

    Wrong- the need for refrigerants without chlorine. Its getting old. New refrigerants are here to stay - time to accept them.
    Whether you agree with the government (and the rest of the world) or...
  10. Replies
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    don't understand

    I don't understand - are we talking about proper install techniques, or the elimination of CFCs and HCFCs required by the Clean Air Act?

    Replacement refrigerants demand that you use the proper...
  11. Replies
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    sorry

    sorry - after many years of putting in residential systems, don't recall many, if any, cases of equipment leakge from the factory. Maybe it was the brand.

    Maybe it was the fact I wrap my access...
  12. Replies
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    proper top notch install?

    With a proper top notch install, there shouldn't be ANY leaks. Why would even a 5 percent leakage rate be acceptable? To me, proper top notch install means pulling a vacuum, using a quality micron...
  13. Replies
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    Thank you - written very clearly. As for those...

    Thank you - written very clearly. As for those that seem to think this is all hogwash - good luck to you!

    Dash - looking for your opinion on static pressure in ductwork in RESIDENTIAL low...
  14. Replies
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    13,896

    some interesting points

    Bigtime brings up some very interesting points - and I can agree with them.

    Can't wait to hear how this winds up - and how "willing" the builder is going to be to make these changes. I'll bet...
  15. Replies
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    just to be clear-

    Just to be clear - you're saying that in a trunkline, at any given place, in a residential application, the static pressure of the air is NOT equal - its got the most pressure on the top surface of...
  16. Replies
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    5,134

    yelram

    yelram - have you done much residential work? Just curious - I see that you are a pro member.
    As you can see, no one has been able to quote any printed authority on this subject, but its been...
  17. Replies
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    13,896

    and there is no doubt about the poor quality

    I don't think anyone doubts the quality level of this job. Its very poor. But this has been obvious since the first pics that were posted BEFORE drywall. There was an opportunity for options - either...
  18. Replies
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    13,896

    easy enough to find out who sub works for...

    I'm sure Mr. Kcrossley can fill us in - did he sign contract for hvac work, or was that part of the builder's contract? Try telling a builder that's hired and paying you, that the "future" homeowner...
  19. Replies
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    5,134

    wow -

    wow - didn't realize that static pressure "prefers" takeoffs in some locations better than others. Interesting - even for us "residential" guys -

    That abomination of triangles and flex - depends...
  20. Replies
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    Pro membership-

    I've applied twice - emailed copies of CFC certs, etc - that was weeks ago. Never heard back. Figured just because someone's name says "pro" member doesn't make them anymore knowledgable than some...
  21. Replies
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    13,896

    Pita?

    PITA? Could the contractor feel similarly? He is correct - he works for the builder. The builder pays him. HE is actually the customer, correct? I'm guessing the builder accepts this type of work...
  22. Replies
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    5,134

    how far from end cap?

    How far from an end cap, on rect. duct, should your last takeoff be? We've always recommended 2 takeoff diameters from the end - for example a 6" takeoff should be no closer than 12" from the end of...
  23. Replies
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    looks like its for combustion air-

    looks like the wall cap is for combustion air.

    As for 80% furnaces with draft inducer motors, and typical natural draft hot water heaters, this is extremely common around here - in fact probably...
  24. Replies
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    3,732

    length limitations

    flexible duct connectors have a length limitation of 14 ft. - Flexible duct has no length limitation. They carry different ratings on construction - take alook at the stamped/screen printed labels...
  25. Replies
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    Where is brm located?

    is this brm, by chance, located over the garage? Or could it possibly have a roof hip, etc that is common to one of its walls? Might not neccessarily be a HVAC issue, but a construction/insulation...
  26. Replies
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    thanks

    Shophound - that was fabulously stated.

    Kcrossley - hope you come out well in this. With this being the largest single purchase you'll make, my only advice comes with 20 plus years of dealing...
  27. Replies
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    sorry, reviewed pics from 1st thread...

    Sorry - you've seen this home going up BEFORE drywall. Saw that in the pics with that fabulous flue for the attic furnace.

    Just a simple question or two - did you have a walk through with the...
  28. Replies
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    Couldn't agree more, Shophound

    perfectly stated - but reality is, its all business. National builders have, almost without exception, shown large profits in recent years. Its business - in the business to make money. They have...
  29. Replies
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    Trac home?

    Wait - let me understand this - it appears its a trac home - am I correct? You've definitely got a model home to check out, right? So BEFORE you signed a contract with the builder, you scoped out...
  30. not in the Chicago suburbs

    bricks will transmit vibration and noise. Not all of Illinois requires furnace in attic enclosed - most of Chicago subs. don't.
  31. Nice to see -

    finally, a CONSTRUCTIVE suggestion. Nice to see. Gets boring seeing 75 replies such as "what a hack job", "call a reputable co.", etc. Those are easy answers - I like seeing possible SOLUTIONS.
  32. sorry-

    sorry - being a little sarcastic. Wood would be no better - everyone's been concerned about flammability, etc - wood would be an even worse choice. Now not only does he still have a combustible...
  33. 4x4?

    4 x 4 s? That will definitely help isolate noise and vibration.....
  34. Replies
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    just for an experiment....

    just for an experiment, run a separate ground wire to the furnace temporarily. Could be the culprit. Run it to a known solid ground ... copper plumbing pipe, etc.
  35. Replies
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    does the furnace have a good ground?

    does the furnace have a good ground? Where in your house is this furance located - on the second floor, on a wooden floor? Or is it in the basement, siting on concrete floor?
  36. Llc

    many larger residential builders create LLC (limited liability Corp.) for each subdivision they build. Someone mentioned earlier about they'll go bankrupt, and open with a new name tomorrow before...
  37. What code is used?

    According to the 2006 International Residential Code for 1 and 2 family dwellings, heating and cooling equipment and appliances shall be installed in accordance with manufacturer's installation...
  38. Thread: york trouble

    by panhead98
    Replies
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    902

    didn't imply reversing...

    Sorry - didn't imply reversing blades - really interested in a thorough inspection of the flue, all the way through the roof. Bird's nest? Corrosion? Broken el? Just an idea.
  39. Thread: york trouble

    by panhead98
    Replies
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    902

    just a thought...

    have you checked and verified that there isn't a partial flue blockage? Is the pressure switch for the inducer working?
  40. Replies
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    also -

    also- I'd suggest staying away from the 3M filtcrete style filters - 1" wide. They are VERY restrictive. Just an opinion.
  41. Replies
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    just an opinion

    the blue filters / disposable cheap ones primary function is to protect the equipment. If you are concerned about better air filtration, I'd recommend a Space Guard or Honeywell media filter. There...
  42. Thread: What is TXV

    by panhead98
    Replies
    27
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    3,010

    worth about 1/2 SEER point - installed...

    worth about 1/2 SEER point - installed correctly.
  43. Replies
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    good point-

    good point about the Radon. What area is this house? Southwest, etc? Ground water / mold / moisture issues?? Counterflow furnace? Can you access the plenum ,look under the coil, see if there was...
  44. Thread: Leaky ducts

    by panhead98
    Replies
    7
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    1,382

    combination

    I'd suggest a combination of brush on Mastic, mastic in caulk tubes, and also metal tape with a mastic backing. Should be able to seal about anything you might run into.
  45. no min. clearance here

    Here in the Chicago area, there is no clearance for a supply duct to a stud. We've had to run them fequently right up against them. We prefer to keep them away from studs, just as a preventative to...
  46. Replies
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    overhead-

    Best bet would be to run in the attic - is this a possibility?
  47. Replies
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    curious -

    just curious - what are all of you figuring that you can possibly pull through a 3 1/2 x 14 stud space? 150 - 175 cfm? And is it safe to assume a 3 ton (1200 cfm) blower? Not clear how anyone can say...
  48. Replies
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    it costs too much?

    it costs too much to do the job the right way. That's wild. Why? Time? Material? A regulator doesn't cost much, nor does nitrogen. It doesn't consume much either. You are carrying nitrogen already...
  49. Replies
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    benefits greatly outweigh....

    How can it be beneficial NOT to purge with nitrogen? As long as there is a positive pressure of nitrogen in the tubing, shouldn't matter how many joints, either. It will displace the air causing the...
  50. Replies
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    Thanks, Aemeeich

    Thanks - you said it exactly correct - depends on what part of the country. Nothing like broad generalizations. Here in Chicago, its not even a consideration to go all electric. ComEd is already...
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