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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: A must read for all members...Who can reply to the AOP area

    Started by Dad, 10-31-2011 07:32 PM
    • Replies: 0
    • Views: 46,788
    10-31-2011, 07:32 PM Go to last post
  2. Angry Sticky Thread Sticky: >>READ THIS FIRST<< NO DIY? Why NOT??

    Started by Dad, 11-15-2008 10:40 PM
    • Replies: 0
    • Views: 46,953
    11-15-2008, 10:40 PM Go to last post
  1. Use MERV15 filter instead of MERV8?

    Started by dvsrikanth, 02-27-2010 10:54 PM
    • Replies: 3
    • Views: 556
    02-27-2010, 11:29 PM Go to last post
  2. Tankless water heater choice..

    Started by DarthBane, 02-16-2010 09:08 AM
    • Replies: 10
    • Views: 1,693
    02-27-2010, 08:50 PM Go to last post
  3. Cant find any info on this Carrier model

    Started by Andrewtib, 02-27-2010 03:03 PM
    • Replies: 2
    • Views: 1,308
    02-27-2010, 07:29 PM Go to last post
  4. No Name On Unit

    Started by motis, 02-14-2010 11:01 AM
    • Replies: 4
    • Views: 2,846
    02-27-2010, 07:05 PM Go to last post
  5. Interlock furnace and HRV

    Started by envirotk, 02-22-2010 07:44 PM
    • Replies: 3
    • Views: 1,741
    02-27-2010, 06:33 PM Go to last post
    • Replies: 7
    • Views: 1,211
    02-27-2010, 05:57 PM Go to last post
  6. Hunter 44860

    Started by encryption, 02-27-2010 08:56 AM
    • Replies: 5
    • Views: 1,367
    02-27-2010, 04:56 PM Go to last post
  7. Need advise

    Started by akretser, 02-26-2010 10:56 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 774
    02-27-2010, 03:19 PM Go to last post
  8. Exclamation Trane XL20i 4-ton w/ 5-ton Air Handler?

    Started by BrendaLyn, 02-27-2010 01:02 PM
    • Replies: 4
    • Views: 3,068
    02-27-2010, 01:54 PM Go to last post
  9. Can't put a 95% efficient furnace in our home ... Now what?

    Started by dlbeck, 02-22-2010 09:58 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 67
    • Views: 5,126
    02-27-2010, 12:34 PM Go to last post
  10. 'cold' heat

    Started by n0nickrick, 02-27-2010 06:34 AM
    • Replies: 8
    • Views: 645
    02-27-2010, 12:00 PM Go to last post
  11. Angry Zoning doubled my electric bill! Help.

    Started by bdoyle733, 02-16-2010 05:54 PM
    3 Pages
    1 2 3
    help., zone problem, zoning increased cost
    • Replies: 27
    • Views: 2,487
    02-27-2010, 11:44 AM Go to last post
    • Replies: 13
    • Views: 3,335
    02-26-2010, 11:15 PM Go to last post
  12. Pro seeking Goodman TXV help

    Started by hollidayheating, 02-17-2010 06:09 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 4,211
    02-26-2010, 10:32 PM Go to last post
  13. Is Increased Size Return Duct and/or Refrig Lines Neccessry?

    Started by rlevitt, 02-24-2010 04:21 PM
    4 Pages
    1 2 3 4
    bryant, heat pump, lennox, refrigerator lines, return duct
    • Replies: 42
    • Views: 6,266
    02-26-2010, 10:18 PM Go to last post
  14. energy tax credit Question

    Started by jwlsond, 02-26-2010 06:57 PM
    • Replies: 3
    • Views: 482
    02-26-2010, 09:33 PM Go to last post
  15. LONG DUCT RUN

    Started by litcobob, 02-23-2010 10:36 AM
    • Replies: 10
    • Views: 2,094
    02-26-2010, 09:32 PM Go to last post
  16. Acceptable Heat Loss Rate for "Tight" House

    Started by jocoman, 02-25-2010 12:26 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 3,230
    02-26-2010, 07:39 PM Go to last post
  17. Question about furnace size for 2 stage systems

    Started by 36183, 02-10-2010 11:59 PM
    8 Pages
    1 2 3 4 5 6 ... 8
    • Replies: 94
    • Views: 9,453
    02-26-2010, 07:21 PM Go to last post
  18. Is Honeywell TH8110U thermostat good for 2-stage furnace?

    Started by yardsale, 09-14-2009 04:40 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 3,838
    02-26-2010, 07:16 PM Go to last post
  19. Tempstar 5000 keep reigniting

    Started by joe_2007, 02-22-2010 04:37 PM
    • Replies: 4
    • Views: 1,034
    02-26-2010, 02:23 PM Go to last post
  20. Help its cold

    Started by patz83, 02-23-2010 07:05 PM
    4 Pages
    1 2 3 4
    • Replies: 49
    • Views: 2,504
    02-26-2010, 02:02 PM Go to last post
  21. lost in a see of HVAC companies

    Started by dbduke, 02-25-2010 07:58 AM
    • Replies: 10
    • Views: 705
    02-26-2010, 01:43 PM Go to last post
  22. should I have pay for a man j calc load?

    Started by chadclement, 02-23-2010 04:38 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,348
    02-26-2010, 12:41 PM Go to last post
  23. Need some advice on heating a basement.

    Started by sandman512, 02-15-2010 09:30 AM
    • Replies: 8
    • Views: 601
    02-26-2010, 10:21 AM Go to last post
  24. System or Thermostat?

    Started by Jakz34, 02-24-2010 02:52 PM
    • Replies: 7
    • Views: 549
    02-26-2010, 08:20 AM Go to last post
  25. daikin heat pump - supplemental heat needed?

    Started by TheShanMan, 11-13-2009 06:57 PM
    • Replies: 12
    • Views: 2,101
    02-26-2010, 08:15 AM Go to last post
  26. California Seerin'

    Started by johnmar, 02-25-2010 06:29 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 942
    02-26-2010, 12:56 AM Go to last post
  27. No air flow from supply vent.

    Started by garya505, 02-22-2010 01:12 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 2,679
    02-26-2010, 12:18 AM Go to last post
  28. Rheem vs Coleman

    Started by dcraighead, 02-12-2010 02:41 PM
    • Replies: 11
    • Views: 2,766
    02-25-2010, 11:26 PM Go to last post
  29. Humming noise from new Carrier evaporator coil

    Started by Nick Smith, 02-25-2010 03:34 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,433
    02-25-2010, 10:55 PM Go to last post
  30. Replace whold A/C system or just coil?

    Started by rhc43, 02-25-2010 03:56 PM
    • Replies: 9
    • Views: 824
    02-25-2010, 10:16 PM Go to last post
  31. Code question

    Started by circus1412, 02-25-2010 05:38 PM
    • Replies: 6
    • Views: 469
    02-25-2010, 09:59 PM Go to last post
  32. Help needed on replacing expansion tank

    Started by tznj, 02-25-2010 05:32 PM
    • Replies: 6
    • Views: 897
    02-25-2010, 08:00 PM Go to last post
  33. Carrier FB4ANF042 compatability

    Started by ro124619, 02-23-2010 06:37 PM
    • Replies: 4
    • Views: 2,203
    02-25-2010, 06:50 PM Go to last post
  34. Carrier 25HNA9 "Hybrid" Heat-Pump Current Load?

    Started by gbmaryland, 02-25-2010 11:09 AM
    • Replies: 4
    • Views: 1,441
    02-25-2010, 06:33 PM Go to last post
    • Replies: 8
    • Views: 1,024
    02-25-2010, 05:41 PM Go to last post
    • Replies: 20
    • Views: 4,423
    02-25-2010, 03:43 PM Go to last post
  35. Smile Blower Door cfm50/1496 Means ?

    Started by MrDodge, 02-23-2010 07:39 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 3,135
    02-25-2010, 03:17 PM Go to last post
  36. how long should my Heatpump be running?

    Started by hero8675, 02-18-2010 10:20 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 6,052
    02-25-2010, 03:06 PM Go to last post
  37. Esso Valumatic Bi-Energy furnace

    Started by mr_sarge, 02-25-2010 02:09 PM
    • Replies: 0
    • Views: 1,072
    02-25-2010, 02:09 PM Go to last post
  38. New oil furnace or improve ducts?

    Started by turfgrass, 02-24-2010 11:44 AM
    • Replies: 12
    • Views: 724
    02-25-2010, 02:05 PM Go to last post
  39. Bryant dual fuel without Evolution and tax credits?

    Started by PHRoberts, 02-24-2010 02:01 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,861
    02-25-2010, 08:57 AM Go to last post
  40. Post Biasi or Buderus or....??

    Started by albion223, 02-23-2010 12:08 PM
    • Replies: 9
    • Views: 1,048
    02-25-2010, 07:17 AM Go to last post
    • Replies: 4
    • Views: 8,570
    02-24-2010, 09:20 PM Go to last post
  41. Confused ManualJ Puzzle of the day

    Started by unclebingo, 02-24-2010 02:48 PM
    manual j
    • Replies: 2
    • Views: 510
    02-24-2010, 07:21 PM Go to last post
    • Replies: 6
    • Views: 1,604
    02-24-2010, 04:39 PM Go to last post
  42. Trane XR15 vs Communicating XL16i

    Started by bf in ga, 02-23-2010 11:54 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 5,886
    02-24-2010, 04:34 PM Go to last post
  43. Carrier zoning and static pressure

    Started by trpltongue, 02-12-2010 12:35 AM
    8 Pages
    1 2 3 4 5 6 ... 8
    • Replies: 103
    • Views: 7,132
    02-24-2010, 04:28 PM Go to last post
  44. Carrier Performance vs. NuTone

    Started by Shaeet, 02-23-2010 09:35 AM
    • Replies: 2
    • Views: 1,502
    02-24-2010, 04:25 PM Go to last post

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