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Type: Posts; User: tehman

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  1. Replies
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    Is that for primary condensate removal or for...

    Is that for primary condensate removal or for auxiliary / backup? I was under the impression condenstate had to be removed as part of normal operation, but there were options for auxillary /...
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    No condenstate pump or drain

    New construction. The unit sits in a pan and has a kill switch if the water gets to high. Builder said normally they install a pipe to drain by a window, but since no window was near by they didn't...
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    Yeah, I'm done. I appreciate everyone's feedback.

    Yeah, I'm done. I appreciate everyone's feedback.
  4. Replies
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    My responses in blue

    My responses in blue
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    It's a rectangular metal duct wrapped in...

    It's a rectangular metal duct wrapped in insulation. The idea was rectangle would allow larger cross sectional area compared to round through the same space. Classic round peg, square hole. But...
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    Code says install per manufacturer instructions,...

    Code says install per manufacturer instructions, and there are quite a few places where they did not.

    The snake pile doesn't meet the support requirements. It says ducts need to be hung with...
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    More pics from the attic... These lengths seem...

    More pics from the attic...

    These lengths seem excessive.

    http://i1106.photobucket.com/albums/h374/onyourmom/HVAC/atticunit2.jpg
    ...
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    The current company is in the process of...

    The current company is in the process of remediation, but as far as design I appear to have baseline standard. A move to metal based trunk & branch would be an upgrade. I understand fix it now, but...
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    First class tech at 12 years old? It was a kid,...

    First class tech at 12 years old? It was a kid, not a young guy.



    Have you read the comments in this thread? Comments have been 100% negative. People are saying dump the contractor, botched...
  10. Replies
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    Flex isn't against code, but the way some of it...

    Flex isn't against code, but the way some of it is installed is. How do you know what I paid?
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    Is it normal for some rooms not to have vents? ...

    Is it normal for some rooms not to have vents? I'm still waiting for the manual D which is required by code. I was told the guy that does the calcs was out on vacation but he is back today. I have...
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    No manual D. You guys were right. I asked to...

    No manual D. You guys were right. I asked to see the J and D. He said they did a J (which I've yet to see), but they don't use D and instead rely on experience.

    I saw a what looked like a 12...
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    Is it possible it's a regional thing? I called...

    Is it possible it's a regional thing? I called another local HVAC company and asked how they run their ducts and they described the same thing. Flex -> distribution box -> registers. He said...
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    ok, but where do I go from here? I know octopus...

    ok, but where do I go from here? I know octopus box is bad, and everyone here reaffirms that, but I don't know enough about HVAC to say exactly how it should be.
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    Also, I'm not looking for the Nth degree of...

    Also, I'm not looking for the Nth degree of efficiency. The attic & house are going to be insulated with spray foam. I'm not sure if that helps.

    In addition to the changes below, if they...
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    GC said I am looking at work in progress. He...

    GC said I am looking at work in progress. He plans to move the plumbing, move the cross bracing, and reroute the ducts going over the LVL if more than just insulation is being squashed. He also...
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    So far the builder has been good about changing...

    So far the builder has been good about changing things I felt wasn't right. I'm a perfectionist. Every little thing bothers me, so I try to filter my complaints to what really matters. I paid a...
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    Does metal need to be insulated? When you say...

    Does metal need to be insulated? When you say metal, do you mean round pipe or fabricated sheet metal?

    One of the issues on the 1st floor is there isn't much space to work with in the basement...
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    Thanks for the replies guys. I am in Raleigh,...

    Thanks for the replies guys. I am in Raleigh, NC. I'll talk to the builder on Tuesday to see what can be done. I couldn't find anything on local code here, but the chief mechanical inspector for...
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    I thought about making metal duct a requirement...

    I thought about making metal duct a requirement in the contract, but let it go. This isn't a budget build by any stretch (creeping up on $1mil), full custom. It's 2000sqft per floor and 3 floors if...
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    Bad install (flexduct)?

    I am afraid I might have the worst HVAC contractor. Is this acceptable flexduct work?

    I have 20" floor trusses, 12" OC. Plumbers put pipes in the bay for HVAC which was tight to begin with.
    ...
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    I did considered it. The 3 reasons I thought it...

    I did considered it. The 3 reasons I thought it might not be best were:

    1) I was not sure a single unit/register location could adequately cool that size space comfortably. I need to avoid high...
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    Low noise design

    How do I get a super quiet HVAC system for 1 airtight room (7600cuft) ?

    I don't care much about efficiency, and I'm pretty flexible on price. New construction. Home has 3 dedicated builder grade...
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