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  1. Replies
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    1) Sump pump... I don't have one, and don't need...

    1) Sump pump... I don't have one, and don't need one. But the liner is sealed everywhere... up the walls (except for a 5" area under the joists for termite inspections), about 18" up all the piers,...
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    Sealing my CS has proven to be one of the best...

    Sealing my CS has proven to be one of the best things I've done to the house. I could kick myself for not doing it years sooner.

    What I've done:
    -Modified a hurricane-type entry door/frame for CS...
  3. Yes, i just got to thinking about a 3-1/2" plenum...

    Yes, i just got to thinking about a 3-1/2" plenum with just a thin plastic sheeting separating the cool dry air from the hot damp air... would this not cause sweating issues? Or maybe I just need to...
  4. Never mind the truss question. After I thought...

    Never mind the truss question. After I thought about it and what you guys are saying, I realize its a dumb idea. Thanks for the replies!
  5. I do need insulation, it's not so much the cost...

    I do need insulation, it's not so much the cost as it is the time to do it. Lots of obstacles to work around, but I'm going to try to tackle it when the weather cools down. Can I put a vapor barrier...
  6. TB, I was talking about maybe upgrading to a...

    TB, I was talking about maybe upgrading to a ductless mini split unit. If not that, then stay with my original plan of the window or wall unit. It sounds like a dehumidifier is a given, regardless of...
  7. Ok, thanks(?). Your reply is a bit confusing to...

    Ok, thanks(?). Your reply is a bit confusing to me... I wasn't asking about a portable unit, I was asking about a mini split system (ductless) versus the window or wall unit. Am I missing something?
  8. Thanks. I put the Sante Fe in a month shy of four...

    Thanks. I put the Sante Fe in a month shy of four years ago... it has been absolutely trouble free and works exactly like it's supposed to. Very happy with it, and have recommended it to several...
  9. The dehumidifier... Are you talking about a...

    The dehumidifier... Are you talking about a cheaper unit from HD or Lowes? I have a Sante Fe under my house, but that was over $1K by itself.
  10. Thanks TB! That is the way I will go.

    Thanks TB! That is the way I will go.
  11. Advice for humidity control and comfort in detached building

    I'm looking to install a window or thru-wall type AC unit in my shop... the purpose is to knock down humidity levels (my mill table and vise, etc, will rust, it's a constant fight), and I want a...
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    ... never mind

    ... never mind
  13. Thanks for the replies! TB: A very generous...

    Thanks for the replies!

    TB: A very generous offer you made there! I appreciate this and may take you up on it when I have a solid action plan. I KNOW the house leaks, I just don't know if or how...
  14. Will fresh air/positive pressure be effective in my case?

    Like the subject line says, I need to know if introducing fresh (filtered) air to my return will be effective in my home. Here is what I have:

    -Home is a decent brick (~40 yr old) house, not...
  15. Thanks! I did use styrofoam...it worked, but only...

    Thanks! I did use styrofoam...it worked, but only to certain extent. I feel better knowing that its normal.
  16. Question about the field charger (in Clean Effects)

    More precisely, the electrodes that are in the field charger...is it normal for the electrodes in these units to corrode with use? My CE has been in use for 7 months with 2 cleanings....taking it...
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    Too bad you're so short on space. I can vouch for...

    Too bad you're so short on space. I can vouch for the Santa Fe (mine is an Advance). Right now it is actually pulling the RH down more than I had planned on....with where it is set at, my crawl is...
  18. Fresh air and crawl conditioning...is this feasible?

    My crawlspace (1100 ft sq) has been completely encapsulated with Clean-Space. The indoor unit is in the crawlspace. I want to get the crawl temperature close to what the indoor temp is during...
  19. Replies
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    Do I need an ERV?

    I'm getting thoroughly confused the more I try to learn about ventilation, ERV 's, and HRV's. In an ongoing effort to obtain the best IAQ I can, I've upgraded the whole heatpump/HVAC/duct system, and...
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    Call All Dry of Carolinas and get a quote for an...

    Call All Dry of Carolinas and get a quote for an encapsulation. There are probably others that can do it too. Then buy a Santa Fe Advance dehumidifier. You won't have humidity problems in your CS...
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    Whats the best method to do this?

    Whats the best method to do this?
  22. Replies
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    Ok, so it sounds like I DO need to stub off a...

    Ok, so it sounds like I DO need to stub off a duct from the supply side to the crawl. And it also sounds like I either need a return cut in, or cut a vent through the floor to connect the living...
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    I suppose the thinking behind it are the claims...

    I suppose the thinking behind it are the claims that 30% of the air in your home circulates in from the crawlspace(?). If you improve the quality of the air in the crawlspace, you also improve the...
  24. I'm not doubting your results. But didn't you say...

    I'm not doubting your results. But didn't you say the filter was compacted with dirt....or was that a different unit, or after cleaning, that you gave the result for? Also, how many CE units have you...
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    I'm in upstate South Carolina. Not as bad as the...

    I'm in upstate South Carolina. Not as bad as the coast, but it still gets really humid here. After I had the new (complete heatpump/duct system) installed last September, you could follow the...
  26. Two things I want to say regarding EAC's, and...

    Two things I want to say regarding EAC's, and Clean Effects in particular. First, I'm not an HVAC professional but I do have a technical background. I am also a homeowner who upgraded my system about...
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    Ok, I was thinking that part of the goal was to...

    Ok, I was thinking that part of the goal was to equalize temps and humidity. This is good then, it means less that I have to do. FWIW, the indoor humidity stays between 35% and 45% depending on what...
  28. Replies
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    Conditioning a sealed crawlspace (Q's?)

    1100 square foot crawl with average 4' wall height. I've had the HVAC (heatpump) system replaced, and just this week I had it encapsulated (Cleanspace). Next week I will be getting a Santa Fe...
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    That is a very interesting article, thanks for...

    That is a very interesting article, thanks for sharing. I've already been convinced on the merits, and I'm just about ready to do it at this time. I've held off on doing this for the past couple of...
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    Now THIS is who HO's want to deal with! Ask me...

    Now THIS is who HO's want to deal with! Ask me how I know....I'm a HO who just sunk a lot of money (to me) into a complete new system installation with a contractor who has ideals such as what is...
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    FWIW, I got a lot of years of really good service...

    FWIW, I got a lot of years of really good service out of a Luxaire heatpump system. Actually, I wasn't aware they were even still making them, but they were made by York.

    One of the local...
  32. Replies
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    No dehumidifier needed? Whereabouts are you...

    No dehumidifier needed? Whereabouts are you located?
  33. Replies
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    Thanks for your replies TB (both here and other...

    Thanks for your replies TB (both here and other threads).

    How do you suggest doing the plastic barrier....crawlspace floor only, or up the sides as well?

    I really like the specs on the Santa Fe...
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    Thanks billygoat. I live in upstate SC, so...

    Thanks billygoat.

    I live in upstate SC, so it's quite humid like where you're at. A few questions on what you said:

    - How did you put down the poly...is it on the 'floor' of the crawlspace...
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    drk, thanks. I'm in SC, so I expect I'll HAVE to...

    drk, thanks. I'm in SC, so I expect I'll HAVE to install a dehumidifier if I just put down plastic. I've had plastic (it's a bit torn up, but mostly there) down for a long time and have always had...
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    Clean Space encapsulation versus venting

    Does anyone have (or know anyone who has) a crawlspace that has been equipped with the 'Clean Space' encapsulation system? What are your thoughts and experiences with this approach?...
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    Basing this all on a single experience with a...

    Basing this all on a single experience with a single unit, and without attempting to fix the problem, is not indicative of a bad product or design.




    Well, independant lab testing on the Clean...
  38. Replies
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    Everyone is entitled to their opinion, but I just...

    Everyone is entitled to their opinion, but I just don't buy in to the whole 'Ozone' argument about EAC's (Trane Clean Effects in particular). The amount of ozone they produce is so minimal compared...
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    Thanks for the insight TB. While I have you on...

    Thanks for the insight TB. While I have you on the line:

    I know that the ratings (low temperature operation, CFM, pints per day) are important, but in what order of importance should I be looking...
  40. Replies
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    I need dehumidifier advice

    I had a new HP system installed this week which is working out well. The problem now is excess humidity in my crawlspace....it stays in the high 70%'s to the low 90%'s depending on the outside...
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    Why would you ever recommend throwing the...

    Why would you ever recommend throwing the hygrometer away? I can see an argument for eliminating the vent fan, but ignoring a humidity problem (by pitching the hygrometer) won't solve anything. I...
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    The ductwork is all insulated. The unit is in...

    The ductwork is all insulated.

    The unit is in the crawlspace, not the attic. But either way, it is what it is I guess. I would have thought that the unit was insulated inside, but maybe not(?)....
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    Help! New system...indoor unit sweating.

    I just had a new heat pump system installed today, and I noticed the (blower) end of the air handler/blower unit is sweating on the outside. I figure this can't be good. Here's my configuration:
    ...
  44. Thread: IQAir Filters

    by DaveH2
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    Breatheasy, thanks for the explanation....it...

    Breatheasy, thanks for the explanation....it makes a bit more sense to me in that light.

    wptski, my system is old (getting it totally replaced next week!) and the handler is a constant speed type....
  45. Thread: IQAir Filters

    by DaveH2
    Replies
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    2,758

    I guess I'm overthinking this....I believe what...

    I guess I'm overthinking this....I believe what you have said and your results, but it still doesn't seem logical to me. I would have thought that the motor would be working harder by trying to...
  46. Thread: IQAir Filters

    by DaveH2
    Replies
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    2,758

    This makes no sense to me. Obviously, his current...

    This makes no sense to me. Obviously, his current readings of before and after cleaning the filter support the claim of using less energy, but 'using less energy' and 'putting a strain on the fan...
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    Ok, I've been looking around the site and found...

    Ok, I've been looking around the site and found this thread that addresses this test:
    http://hvac-talk.com/vbb/showthread.php?t=170677

    Following are a few quoted replies from that same thread....
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    Thanks for the reply. Do you have problems with...

    Thanks for the reply. Do you have problems with allergies, or asthma?
  49. Replies
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    Interfacing Trane Clean Effects with Rheem

    Thanks for the replies to my previous questions. I appreciate the thoughts and advice from uninvolved experts.

    As noted in another thread, I have chosen a contractor to install a new...
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    Ok, so the 20x20 return is good, and 16" duct is...

    Ok, so the 20x20 return is good, and 16" duct is sufficient. Next question is this:
    Will a device such as the Clean Effect introduce very much resistance in the return? And will this create any...
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