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Type: Posts; User: HVAC Dave

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  1. Replies
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    All flanges with both companies were exactly the...

    All flanges with both companies were exactly the same 6" sch 80
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    That is what Lasco is saying. I'm quite sure my...

    That is what Lasco is saying. I'm quite sure my fitter did everything properly. I'm convinced that its a defect in the flanges. I was just trying to find other that are having the same issue. I have...
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    SCH 80 about 43F

    SCH 80 about 43F
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    677

    I found out another company in town has had 4...

    I found out another company in town has had 4 failures in exactly the same way at about 80 PSI. Same size and type of flange. FYI mine were on chilled water and the pumps were on VFD's for soft start.
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    Lasco PVC flange failure

    I have been doing this for 38 years and never saw a Vanstone flange fail. We have had 3 failures on the same job and Lasco clamed its not their fault. The flange cracks at the rim under the retaining...
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    Thank you all for your help with this. I think we...

    Thank you all for your help with this. I think we will take a more conventional approach.

    I was afraid these units sounded too good to be true. There had to be a reason they are not everywhere.
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    Liquid Desiccate Units

    I am trying to properly advice a client who is replacing there outside air unit that serves the common areas of residential building. It is near the beach in South Florida where of course humidity...
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    This position has been filled. Thanks

    This position has been filled. Thanks
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    Wanted Class A or Mechanical qualifer

    I am in need of a class A or mechanical qualifier. We are located in Coral Springs FL. dave@amssfl.com
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