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Forum: AOP Residential HVAC

FOR EQUIPMENT OWNERS ONLY Questions and discussions pertaining to HVAC for the home. No pricing, no DIY, please read Site Rules Register

  1. Sticky Thread Sticky Threads

    • Replies: 0
    • Views: 58,467
    10-31-2011, 07:32 PM Go to last post
  2. Angry Sticky Thread >>READ THIS FIRST<< NO DIY? Why NOT??

    Started by Dad, 11-15-2008 11:40 PM
    • Replies: 0
    • Views: 57,374
    11-15-2008, 11:40 PM Go to last post
  1. Normal Thread Normal Threads

  2. Shutdown noise

    Started by Trane mystery, 05-22-2012 08:34 PM
    • Replies: 11
    • Views: 1,380,599
    05-30-2012, 10:42 PM Go to last post
  3. CFM's per duct size

    Started by whtmntmgmt, 05-22-2006 11:53 AM
    • Replies: 6
    • Views: 210,633
    05-24-2006, 02:02 AM Go to last post
  4. Do power attic fans help?

    Started by printmanjackson, 03-29-2008 09:32 AM
    40 Pages
    1 2 3 4 5 6 ... 40
    • Replies: 512
    • Views: 208,274
    10-12-2011, 03:48 PM Go to last post
  5. Carrier Model and S/N Breakdown

    Started by munanee, 04-09-2007 04:16 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 142,037
    01-24-2011, 01:59 PM Go to last post
  6. Trane vs. Carrier vs. Bryant

    Started by dhh, 06-30-2006 06:30 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 92,676
    03-05-2009, 12:58 AM Go to last post
  7. How many watts does my heat pump use?

    Started by adama, 02-15-2008 02:08 PM
    4 Pages
    1 2 3 4
    • Replies: 44
    • Views: 86,585
    12-29-2009, 01:52 PM Go to last post
  8. Question Heat pump blows cold air in heat mode?

    Started by junkman2, 01-30-2010 04:56 PM
    3 Pages
    1 2 3
    • Replies: 36
    • Views: 80,726
    02-22-2010, 11:41 AM Go to last post
  9. soft solder vs brazing AC line sets

    Started by mnhunter, 01-03-2006 12:40 AM
    6 Pages
    1 2 3 4 5 6
    • Replies: 65
    • Views: 79,521
    09-26-2010, 12:27 AM Go to last post
  10. What is static pressure?

    Started by Pegsmi98, 02-14-2008 12:53 PM
    4 Pages
    1 2 3 4
    • Replies: 41
    • Views: 76,931
    09-05-2010, 10:52 PM Go to last post
  11. Honeywell Thermostat Cycle Time

    Started by noisyattic, 02-03-2005 11:16 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 74,579
    07-28-2005, 09:25 PM Go to last post
  12. Best Gas Furnace Brand

    Started by mike siraj, 09-12-2005 11:04 AM
    6 Pages
    1 2 3 4 5 6
    • Replies: 69
    • Views: 73,789
    10-07-2011, 10:07 AM Go to last post
  13. Goodman vs. Trane

    Started by bobb820, 03-03-2006 04:59 PM
    13 Pages
    1 2 3 4 5 6 ... 13
    • Replies: 161
    • Views: 69,944
    01-28-2009, 09:30 AM Go to last post
  14. BTUs rule of thumb

    Started by rhunter15, 01-13-2008 08:25 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 69,428
    01-15-2008, 10:57 PM Go to last post
  15. Home Depot AC/Furnance Install Oversized

    Started by bluelogic, 07-20-2010 01:48 AM
    53 Pages
    1 2 3 4 5 6 ... 53
    • Replies: 680
    • Views: 65,641
    07-03-2011, 11:13 PM Go to last post
  16. AC won't cool below 79 degrees!

    Started by erkme73, 06-22-2004 10:33 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 77
    • Views: 65,247
    03-17-2008, 11:51 AM Go to last post
  17. 1 Ton Per 400 Square Feet?

    Started by keriwest, 05-18-2005 06:22 PM
    4 Pages
    1 2 3 4
    • Replies: 50
    • Views: 62,701
    05-24-2005, 11:28 PM Go to last post
  18. Lennox SLP98v Variable-Capacity Furnace

    Started by stewart20, 09-02-2010 07:47 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 82
    • Views: 62,653
    12-26-2010, 01:38 PM Go to last post
  19. How many tons for a 1500 sq ft home

    Started by Jamber2008, 03-26-2010 03:29 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 61,851
    03-26-2010, 08:05 PM Go to last post
  20. Fujitsu vs. Mitsubishi ductless air conditioning

    Started by coolwater, 05-24-2009 04:04 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 61,250
    05-30-2009, 11:03 PM Go to last post
  21. What is an ECM motor?

    Started by Maikerum, 07-01-2010 03:00 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 59,235
    03-21-2011, 03:20 PM Go to last post
  22. How do I calculate return duct size?

    Started by Maikerum, 06-25-2010 09:49 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 58,572
    11-11-2010, 09:36 AM Go to last post
  23. Question Return and supply temperature difference

    Started by cd42, 07-25-2007 07:59 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 57,384
    07-28-2007, 10:38 PM Go to last post
  24. Question r22 vs. r410a

    Started by mecabman, 05-26-2006 10:26 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 56,707
    06-06-2010, 12:04 AM Go to last post
  25. Fully Modulating Furnace, Regular or Communicating thermostat?

    Started by Psychro, 11-15-2009 01:23 AM
    29 Pages
    1 2 3 4 5 6 ... 29
    • Replies: 369
    • Views: 55,678
    11-08-2011, 08:29 PM Go to last post
  26. Fujitsu vs Mitsubishi and other mini-splits

    Started by plarian, 05-08-2009 10:30 AM
    4 Pages
    1 2 3 4
    • Replies: 41
    • Views: 55,554
    05-28-2010, 07:50 PM Go to last post
  27. Did I buy the wrong furnace?

    Started by jeffw_00, 02-01-2006 04:51 PM
    53 Pages
    1 2 3 4 5 6 ... 53
    • Replies: 685
    • Views: 53,645
    07-22-2007, 09:48 PM Go to last post
  28. Furnace burning smell

    Started by Kwak, 03-04-2011 04:31 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 52,734
    03-07-2011, 09:33 AM Go to last post
  29. cold air return vents in the basement (have some input to share)

    Started by samantha77, 01-07-2011 12:39 PM
    3 Pages
    1 2 3
    • Replies: 37
    • Views: 52,091
    05-06-2011, 11:51 PM Go to last post
  30. Do York pressure switches have a design flaw?

    Started by PDXhomeowner, 12-12-2009 03:35 PM
    5 Pages
    1 2 3 4 5
    furnace, pressure switch, york
    • Replies: 60
    • Views: 52,050
    10-31-2012, 05:27 AM Go to last post
  31. Hard Start Kit

    Started by dkocur, 05-22-2006 12:42 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 51,536
    02-14-2009, 12:41 PM Go to last post
  32. Question Auxiliary Heat on 80-90% of the time!?!?

    Started by kmcconnell, 01-07-2008 03:58 PM
    4 Pages
    1 2 3 4
    • Replies: 39
    • Views: 51,047
    01-12-2008, 05:47 PM Go to last post
  33. Frown QUIETSIDE BOILERS

    Started by lois from nh, 04-20-2006 09:02 PM
    4 Pages
    1 2 3 4
    • Replies: 45
    • Views: 50,911
    02-17-2012, 09:25 AM Go to last post
  34. efficiency comparisons 14 vs 16 SEER

    Started by duckhunter, 03-19-2006 03:19 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 50,740
    09-11-2010, 02:57 PM Go to last post
  35. What is a two stage thermostat?

    Started by bebba1, 06-18-2006 11:44 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 49,461
    06-27-2006, 05:05 PM Go to last post
  36. Carrier vs. Amana vs. Bryant

    Started by myez_ac, 04-15-2006 11:37 PM
    • Replies: 10
    • Views: 48,283
    04-16-2006, 02:25 PM Go to last post
  37. Furnace blower overly noisy?

    Started by gshort71, 10-17-2008 02:04 PM
    4 Pages
    1 2 3 4
    • Replies: 40
    • Views: 48,012
    01-23-2009, 10:38 AM Go to last post
  38. CFM Formula

    Started by pzipp, 05-17-2005 05:01 PM
    • Replies: 8
    • Views: 47,711
    07-17-2010, 10:18 AM Go to last post
  39. Poll Poll: New Construction: Oil vs Propane-Pros vs Cons of each

    Started by mrgto, 05-03-2007 07:25 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 46,848
    09-25-2010, 05:17 PM Go to last post
  40. Trane vs Lennox

    Started by joe80x86, 03-30-2011 04:25 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 46,769
    04-04-2011, 10:14 PM Go to last post
  41. Pros & Cons of Trane XL20i Versus XL16i Heat Pump

    Started by Florida Joy, 08-11-2012 01:15 AM
    17 Pages
    1 2 3 4 5 6 ... 17
    • Replies: 210
    • Views: 46,715
    08-23-2012, 02:36 PM Go to last post
  42. Bryant VS Carrier...Cost Comparison Question

    Started by tecboy, 05-23-2005 01:15 PM
    • Replies: 10
    • Views: 46,372
    05-23-2005, 10:26 PM Go to last post
  43. Noritz vs. Rinnai vs. Bosch vs. ?

    Started by wyounger, 05-23-2006 06:41 PM
    5 Pages
    1 2 3 4 5
    • Replies: 54
    • Views: 46,330
    07-14-2010, 06:17 PM Go to last post
    • Replies: 11
    • Views: 46,307
    02-01-2008, 11:18 PM Go to last post
  44. Which heat pump brand is the best?

    Started by ggcampbell, 12-04-2009 06:21 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 45,706
    05-25-2012, 05:27 AM Go to last post
  45. Goodman and Amana

    Started by yazza, 04-21-2008 05:51 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 73
    • Views: 45,599
    07-06-2012, 08:28 PM Go to last post
  46. 13 Seer vs 14 Seer

    Started by ivanl3, 02-02-2008 06:26 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 45,428
    02-04-2008, 02:48 PM Go to last post
  47. Confused How Do I determine the tonnage of my A/C unit?

    Started by rob46250, 05-30-2008 07:40 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 44,315
    07-06-2008, 03:58 PM Go to last post
  48. How many tons is my unit?

    Started by jhh, 08-29-2006 04:39 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 43,514
    09-03-2006, 08:08 PM Go to last post
  49. Why the condensate drain trap?

    Started by sktn77a, 05-04-2009 10:18 PM
    • Replies: 11
    • Views: 43,097
    08-11-2012, 02:47 PM Go to last post
  50. Tankless H20 Heaters: Navien vs. Rinnai vs others?

    Started by Ben44, 10-11-2012 04:25 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 42,734
    10-26-2012, 09:18 AM Go to last post

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