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Type: Posts; User: jchilling

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  1. Replies
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    Yeah, Mammoth is part of the "Venmar/CES Group"...

    Yeah, Mammoth is part of the "Venmar/CES Group" who in turn is owned by NorTek. CES Group encompasses Mammoth, Huntair, Governair, Temtrol, Venmar, and Ventrol. Commercial gear for the most part....
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    Wow, they have an incredibly efficient system...

    Wow, they have an incredibly efficient system there. The energy savings should pay for ALL of the equipment in 10 years or so depending on your energy rates. So they went chilled beams throughout...
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    I just caught this and I'm surprised you haven't...

    I just caught this and I'm surprised you haven't had any replies. It's probably too late now, since 6 months have gone by, but for what it's worth....

    Yes, aluminum wheels are certainly more...
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    Maybe the cond fan was mounted upside down and...

    Maybe the cond fan was mounted upside down and the unit was hovering....?:grin2:
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    Oil Well Fire

    So one Monday morning a Texas oil-man inspecting his well-field discovers one of his wells is on fire. He immediately begins calling around to all the usual experts on well fires and finds that...
  6. Thread: Fuzzy Ears

    by jchilling
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    1,279

    Fuzzy Ears

    A woman takes her dog to the vet for his check-up.
    During the visit she mentions that he's getting older and seems to be having trouble hearing her when she calls him. The vet does his exam and...
  7. Thread: HRV Basics

    by jchilling
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    3
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    781

    This depends on the type of unit you are...

    This depends on the type of unit you are considering. An HRV for a residential application is very different from a commercial application. Additionally, HRVs (defined as sensible-only energy...
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    That is the standard mounting for a powered...

    That is the standard mounting for a powered exhaust fan on a Voyager.
  9. Thread: fresh-air

    by jchilling
    Replies
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    1,705

    Most engineers are designing to ASHRAE 62-2004...

    Most engineers are designing to ASHRAE 62-2004 which outlines requirements for fresh air quantities based on building type/application.

    Offices and schools are maybe 25 - 40% outside air and then...
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    I certainly won't argue that, we typically look...

    I certainly won't argue that, we typically look at absolute humidity (gr/lb) or dewpoint. I think most people relate to RH more easily so I was trying to keep it simple.

    I generally state that,...
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    There are a couple of points to keep in mind...

    There are a couple of points to keep in mind about ERVs,

    1) They are not designed for humidity control. They are about Energy Recovery. I work with light commercial ERVs, meaning that the...
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    If only the price of gasoline weren't so high we...

    If only the price of gasoline weren't so high we might see more of these:

    http://img210.imageshack.us/img210/1287/autoac2ae.jpg
  13. Thread: Pureatech

    by jchilling
    Replies
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    1,033

    Have you read this discussion? ...

    Have you read this discussion?

    http://hvac-talk.com/vbb/showthread.php?threadid=42733

    It would seem that you might one of the lucky customers that got a competent installation. You might be...
  14. So, let me get this straight then for all of you...

    So, let me get this straight then for all of you crying "low bid!" and "you got what you deserve."
    If Jeff M. is a 75 year old retiree on a fixed income who says, "I need a basic unit that will cool...
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    Just an item of note. To take your discussion a...

    Just an item of note. To take your discussion a bit further, it is important to realize (as you have) that energy recovery is not "dehumidification". Energy recovery is about trying to lower energy...
  16. If you want a tool to assist you with your calcs...

    If you want a tool to assist you with your calcs - or a means of checking your work when you reach a solution, visit http://www.linric.com for their piece of freeware called "Psycalc".
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    Thank you all very much. This is a huge help. ...

    Thank you all very much. This is a huge help. Dallas is not exactly rife with Mfrs Reps. I'm curious about that.
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    Aircooled - thanks for the response. I should...

    Aircooled - thanks for the response. I should clarify my question a little better. I'm looking for a Manufacturer's Representative firm in the Dalls Ft. Worth area to sell equipment. These would...
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    Who are the active, big-name rep firms in the...

    Who are the active, big-name rep firms in the Dallas/Ft. Worth area in HVAC/ Air handler / ERV industry?


    Thanks in advance for any help.
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    Absolutely, Rubobornot, please don't let your...

    Absolutely, Rubobornot, please don't let your experience with that one unit sour you on energy recovery. There are a lot of companies in the industry and there is huge variation in the functionality...
  21. Thread: heat wheels

    by jchilling
    Replies
    2
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    626

    It's difficult to write a succinct reply to that...

    It's difficult to write a succinct reply to that question. Chrisc's reference is pretty specific to a 3 molecular sieve type wheel (which is what my co. sells). The basic principle is the transfer...
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    The field for discussion of the different wheels...

    The field for discussion of the different wheels and their construction, desiccant composition, substrate materials, efficiencies (sensible and latent), propensities for cross-contamination,...
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    The company I work for writes a sequence of ops...

    The company I work for writes a sequence of ops specifically for each application. But you're right, there's a more or less basic sequence that we start with and modify to a greater or lesser extent...
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    It would seem that the doctor has his homework...

    It would seem that the doctor has his homework ("due diligence") cut out for him.

    I visited Kathabar's site. Interesting technology. I guess there's a lot of ways to "skin this cat" as it were....
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    Cxagent - I didn't feel slighted in the least. I...

    Cxagent - I didn't feel slighted in the least. I know that other companies come to mind first and I'd like to try and change that. I got a little carried away here and was too aggressive in my...
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