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  1. I would disagree about the mice. It is not that...

    I would disagree about the mice. It is not that hard to seal attic spaces and/or underfloor areas to keep animals out of your house. If you let them into your attics and underfloor area they will...
  2. Its allowed per the manufacturer. Below is the...

    Its allowed per the manufacturer. Below is the installation instructions from one of the manufacturers. Read the last line, no more than a 2 story riser.

    Gray Flex Systems,Inc.
    Air Duct...
  3. I am in California and work in Northern...

    I am in California and work in Northern California. In your application flex duct is allowed. Even in 2 story homes it is allowed from under the floor to the attic in a chase. I have seen it plenty...
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    Maybe check with your coordinator at the JATC?

    Maybe check with your coordinator at the JATC?
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    734

    My system is a traditional split system with the...

    My system is a traditional split system with the air handler in the attic. The reasons I went that route are the system is also my air cleaner and I got a good price on some scratch and dent...
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    I guess my first question would be do you have a...

    I guess my first question would be do you have a dust collection system? I have an 900 sq ft shop with a split system installed. I have a 2" pleated filter in the R/A grill and a 5" filter at the...
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    Here is the link to the Sheet metal workers union...

    Here is the link to the Sheet metal workers union in your area. They also do service work. http://www.sheetmetal2jatc.org/
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    Here is a link to the SMWIA Local: ...

    Here is a link to the SMWIA Local: http://www.smwlocal40.org/
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    1,736

    Where are you located??

    Where are you located??
  10. Thread: I.E.S info

    by mjhvac
    Replies
    4
    Views
    942

    They do not have much turnover. If you are any...

    They do not have much turnover. If you are any good you will stay employed. They are signatory to the Sheet Metal workers (local 104) and the fitters. As far as the bennies I am familiar with the...
  11. Thread: I.E.S info

    by mjhvac
    Replies
    4
    Views
    942

    They are a union shop. What specific info are you...

    They are a union shop. What specific info are you looking for?
  12. Thread: dog house hvac

    by mjhvac
    Replies
    16
    Views
    1,642

    I have used the aluminum foil type of pan heaters...

    I have used the aluminum foil type of pan heaters used in refrigeration. Mounted it onto a steel plate with short standoffs then I mounted it under the floor of the doghouse. I put a 70deg. limit...
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    I understand about the * but Demorrison has been...

    I understand about the * but Demorrison has been the only person to provide correct info. As a former tech for a Carrier dealer the Comfort Zone I system was an adaptation of a commercial system for...
  14. I saw the same show and was looking for a place...

    I saw the same show and was looking for a place to respond to Holmes about this error. Every time I see them measuring airflow it has always been showing fpm and not cfm. I can understand Mike not...
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    Yes zoning will work with the system you have....

    Yes zoning will work with the system you have. You cannot use the infinity zoning on 11 year old equipment. The infinity systems did not come out until approx 7-8 years ago.
    You can use the comfort...
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    I would not recommend the rotating vane type of...

    I would not recommend the rotating vane type of anemometers. they tend to be a little fragile for constant use and not terribly accurate. Most of the air balance contractors in our area use hot wire...
  17. Thread: Win a prize

    by mjhvac
    Replies
    9
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    1,176

    TXV installed backwards.

    TXV installed backwards.
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    9,516

    Unfortunately the total static pressure...

    Unfortunately the total static pressure measurements you provided are not accurate. The "supply" side needs to be measured between the furnace and the coil. It appears that your numbers reflect the...
  19. Foothills east of Sacramento. 2700 sq ft home....

    Foothills east of Sacramento. 2700 sq ft home. Carrier Dual fuel H/P. 58MVP100 furnace, 38YDB048 H/P. Carrier comfot zone II zoning. 5 zones. No bypass. 4 stages of heat, 2 stages of cooling. Self...
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    SMWIA Local 162

    SMWIA Local 162
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