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  1. So if the load is 30k, what gas furnace do you...

    So if the load is 30k, what gas furnace do you recommend?
  2. Slick trick! Cottora - you may want to...

    Slick trick!



    Cottora - you may want to have your homes leakage measured. I don't know what number "reasonably tight" represents, I do know a lot of people's beliefs about their homes change...
  3. I don't think you've supported your position. ...

    I don't think you've supported your position.

    And by your definition of oversizing, if you are properly sizing your designs result in clients being worse off under just about all cases.

    Maybe...
  4. Moisture is not your home's best friend, so more...

    Moisture is not your home's best friend, so more moisture can quickly hit some very unpleasant tipping points.

    How much does your house leak? Reducing leakage can not only help keep heat in, it...
  5. Attic ventilation, the placebo that never stops...

    Attic ventilation, the placebo that never stops giving.

    What problem are you attempting to solve by fiddling with your attic ventilation?
  6. That's a pretty absurd argument (straw man?). I...

    That's a pretty absurd argument (straw man?). I suppose if someone wanted to do that they could, but now they are spending more money on equipment only to have a worse fit.

    And the other issue...
  7. I firmly believe the words we use subtly affect...

    I firmly believe the words we use subtly affect how we think on both conscious AND subconscious levels, and therefore we must be careful.

    So I would say that 60 mod is NOT oversized because it...
  8. Are you calling a 60k mod oversized for a 40k...

    Are you calling a 60k mod oversized for a 40k worst case load? I may have your intent wrong, but if not I would completely disagree with that thinking.

    I don't think a 60 mod is oversized until...
  9. Thanks Udarrell! Hey - even a blind squirrel...

    Thanks Udarrell! Hey - even a blind squirrel catches a nut once in a while!
  10. Ask how she likes to take a shower. 20 gallons of...

    Ask how she likes to take a shower. 20 gallons of 140° water dumped on her all at once, or 2 gallons of 102° water gently over 15 minutes.

    When the car is nice and comfortable, does she set the...
  11. +1 Getting the equipment to run as gently and...

    +1

    Getting the equipment to run as gently and long as possible will make the house quieter, cleaner, and more comfortable. (You have a 4" media filter I hope?)
  12. Natural Gas is falsely deflated due to glut. As...

    Natural Gas is falsely deflated due to glut. As global transport ramps up it's likely to get more in line with Oil per BTU (per cost in Europe and Asia). Plus, shift in use is capital intensive and...
  13. Ask anybody recommending equipment telling you...

    Ask anybody recommending equipment telling you whether better is worth it from energy savings perspective should be able to provide 4-5 client case studies. If they can't prove that they monitor...
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    Is there airflow police? Wanna see the crazy...

    Is there airflow police?

    Wanna see the crazy cutting edge stuff they're doing?

    http://bit.ly/EnergyDocsFBpage
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    Your thinking is correct, and the question is...

    Your thinking is correct, and the question is really nicely put. Chasing your tail is pointless and futile exercise, but a lot of sheeple are such simpletons they never get to the question you are...
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    People requesting a "free quote" really want...

    People requesting a "free quote" really want "free diagnostics, design..." (...and then I'll go with the cheapest guy.)

    So doing things other than quick and cheap becomes competitive...
  17. Replies
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    2100 sf, good shell (good, not great. Probably...

    2100 sf, good shell (good, not great. Probably attic air sealing would help comfort a lot), worst case load likely 30k/15k, duct likely 50k heating/24k cooling.

    Problem? Multiple interconnected....
  18. Replies
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    2,512

    So, how much of your problem is the oversized...

    So, how much of your problem is the oversized equipment, and how much of it is a poorly performing enclosure? If you are still trying to get a grip on your problem and you are only looking at the...
  19. Replies
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    1,160

    Phone problem? Cloud problem? Methinks not. ...

    Phone problem? Cloud problem? Methinks not.

    Publicity stunt.
  20. tb - having problems with your Greenspeed? Do...

    tb - having problems with your Greenspeed? Do tell?

    Also, may need to hit you up on commissioning a ventilating dehum. I got disconnected from the install, but think they're going to have me...
  21. With what? Compared to what? With a Greenspeed...

    With what? Compared to what?

    With a Greenspeed it might be -10°, particularly if compared to oversized 95% single stage.

    Continuous running Mod furnace that number goes up some.

    Crappy...
  22. Replies
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    Here's a great article about temp imbalance by...

    Here's a great article about temp imbalance by our own DavidR: http://bit.ly/2story1system
  23. You are welcome. Here's some more to chew on:...

    You are welcome. Here's some more to chew on: http://bit.ly/2story1system
  24. Replies
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    lol... Gail, thank you for helping drive...

    lol...

    Gail, thank you for helping drive change. There are more and more people learning, and the place to improve your luck finding a knowledgeable contractor in CA is Energy Upgrade CA and...
  25. Please put your location in your signature. ...

    Please put your location in your signature.



    You'll eat what we want to feed you and like it.

    "They never call back complaining, so all must be good."

    (Numbskulls assume success...
  26. COOL!!!! Customer success - (had to sign a...

    COOL!!!! Customer success - (had to sign a waiver)

    http://bit.ly/undersizewaiverSUCCESS

    and another: http://bit.ly/floridajoyFSECstudy
  27. COOL!!!! Customer success - (had to sign a...

    COOL!!!! Customer success - (had to sign a waiver)

    http://bit.ly/undersizewaiverSUCCESS
  28. http://bit.ly/floridajoyFSECstudy

    http://bit.ly/floridajoyFSECstudy
  29. The ideal situation would be to have it run all...

    The ideal situation would be to have it run all the time.

    Without understanding the condition and size of the homes current deficiencies there is no way to really know what it will take to fix...
  30. How much does your house leak? Might want to...

    How much does your house leak? Might want to start there.

    Modulating communicating equipment, if properly sized, will run nearly continuously and solve your temperature imbalance issues if your...
  31. Ideally you'll have 600 cfm per ton in your...

    Ideally you'll have 600 cfm per ton in your climate. You want that air flowing FAST across that coil so only sensible heat is absorbed. Pulling moisture out of dry air is pure waste.

    You need a...
  32. 2000 sf, 3.5 tons is likely 1 -1.5 tons to big...

    2000 sf, 3.5 tons is likely 1 -1.5 tons to big for both your duct and your house. Search user floridajoy - a lot you can learn from her experience.
  33. Replies
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    Yep, I have a Droid Razr Maxx. Battery at...

    Yep,

    I have a Droid Razr Maxx. Battery at 58% after fairly hard day of use. Big screen (hate apples tiny screen - will be curious to see what the 6 is like).

    Qi charging on TYLT stand at...
  34. Replies
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    Put in a 40,000 btu furnace. Better yet, have...

    Put in a 40,000 btu furnace.

    Better yet, have a load calc done, include measured leakage, then multiply by .7

    When the load comes back 28000, put in a 40000 btu furnace.
  35. Replies
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    Good discussion. +1, and really nice example! ...

    Good discussion. +1, and really nice example! Observations/comments from HO after the fix? Energy savings?
  36. Seems like some assumptions and conclusions being...

    Seems like some assumptions and conclusions being jumped to there, maybe some dots are missing and therefore not connected. Correlation causation confusion?

    I'm thinking with lower delta t of...
  37. Need a complete audit to sus that out... ...

    Need a complete audit to sus that out...



    Low on charge?...
  38. Replies
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    Mark, Love to know the SF, Test In and Test...

    Mark,

    Love to know the SF, Test In and Test Out on this house.

    You haven't got following energy bills or occupant observations by any chance?...
  39. 54/barbar, nicely put. One reason I like...

    54/barbar, nicely put. One reason I like watching Ecobee's. You can start to SEE what you describe.

    Check this post from ENERGYDOCS on Facebook out:


    ...
  40. Thread: High Moisture!

    by tedkidd
    Replies
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    799

    Episode #1214 of Season 12 of Ask TOH had an...

    Episode #1214 of Season 12 of Ask TOH had an install, but I can't find the video.
  41. You might want to call Ecobee. If I recall...

    You might want to call Ecobee. If I recall correctly they tend to have defaults for Tecmar and Honeywell but allow for others within a certain spec, at least on the remote temp sensors.

    A...
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    The better Ecobee also has some dry contacts. ...

    The better Ecobee also has some dry contacts. Pretty sure they can be set to run a dehumidifier, and an intake damper. So if you have a ventilating dehumidifier you should be able to set range of...
  43. Where we are the duct is hard, not flex. And it's...

    Where we are the duct is hard, not flex. And it's not in attics. Little different than the West and South where the sign of a good install is completely emptying the attic. Equipment, ductwork,...
  44. Constantly fighting "uphill battles" instead of...

    Constantly fighting "uphill battles" instead of gently idling along on the flats, I like that imagery.

    Can you share a link to Mike's post?
  45. Replies
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    Daikin are using Ecobees now, right? How those...

    Daikin are using Ecobees now, right? How those working out?
  46. Get a two stage heat pump. It is very unlikely...

    Get a two stage heat pump. It is very unlikely you will ever need 3 tons if they do the envelope work well, which sounds like is going to happen, and the lower output will be a godsend.

    Carrier...
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    Monitor. Save up to have jtrammel perform an...

    Monitor.

    Save up to have jtrammel perform an assessment.

    Another good learning source: http://bit.ly/DESlearningcenter
  48. Does equipment match duct? Static pressure will...

    Does equipment match duct? Static pressure will determine if you get huge savings, or none.
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    Too big a grid heater? Maybe time for one of...

    Too big a grid heater?

    Maybe time for one of Teddybear's toys - http://bit.ly/VentDehum
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    Wow, good company!

    Wow, good company!
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