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: 66,027
    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: 66,524
    11-15-2008, 11:40 PM Go to last post
  1. Normal Thread Normal Threads

    • Replies: 1
    • Views: 1,770
    10-20-2010, 04:44 AM Go to last post
  2. Small 2-stage list for small home?

    Started by RandomNick, 10-14-2010 02:16 AM
    • Replies: 9
    • Views: 2,580
    10-20-2010, 01:05 AM Go to last post
  3. Opinions on Carrier zoning options (Infinity vs. Comfort)

    Started by JoeSix, 09-28-2010 11:23 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 4,536
    10-19-2010, 10:03 PM Go to last post
  4. Cool a Closet Next To Air Handler

    Started by audiomenu, 10-18-2010 04:43 PM
    • Replies: 5
    • Views: 1,089
    10-19-2010, 07:37 PM Go to last post
  5. Thermostats and Control Valves

    Started by BillM2, 10-19-2010 07:26 PM
    • Replies: 1
    • Views: 592
    10-19-2010, 07:36 PM Go to last post
  6. How to best supply make up air for a bathroom vent

    Started by DavidJ, 10-13-2010 11:46 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 10,978
    10-19-2010, 06:54 PM Go to last post
  7. EER vs SEER and the relative importance of each

    Started by DavidJ, 10-18-2010 01:07 PM
    • Replies: 6
    • Views: 3,598
    10-19-2010, 03:24 PM Go to last post
  8. Condenser Unit, 1 vs 2 compressors

    Started by RoseRx, 10-18-2010 08:34 PM
    • Replies: 6
    • Views: 3,627
    10-19-2010, 08:55 AM Go to last post
  9. Confused Heil Model number

    Started by Wayner, 10-19-2010 01:06 AM
    • Replies: 1
    • Views: 1,360
    10-19-2010, 08:31 AM Go to last post
  10. Which AC? Too many variables

    Started by DTM333, 10-18-2010 08:07 PM
    • Replies: 6
    • Views: 1,048
    10-19-2010, 08:02 AM Go to last post
  11. Trane XV80 Model Numbers?

    Started by intence, 10-18-2010 05:56 PM
    • Replies: 9
    • Views: 4,963
    10-19-2010, 01:27 AM Go to last post
  12. Navien Tankless: Do I need an "Expansion Tank"?

    Started by bareyb, 10-18-2010 07:28 PM
    • Replies: 1
    • Views: 2,828
    10-18-2010, 11:54 PM Go to last post
  13. T-stat selection/return location

    Started by jml1911a1, 10-07-2010 08:56 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 2,806
    10-18-2010, 10:48 PM Go to last post
  14. Lennox Series 7000 Outdoor Sensor

    Started by ksspartan, 10-11-2010 07:48 PM
    • Replies: 11
    • Views: 5,716
    10-18-2010, 10:43 PM Go to last post
  15. Lennox CS7000 VRS icomfort Thermostat

    Started by bikingguy, 10-18-2010 01:00 PM
    • Replies: 2
    • Views: 2,574
    10-18-2010, 09:53 PM Go to last post
  16. Design degree/infiltration/heat loss calculation

    Started by Codyt, 10-17-2010 05:49 PM
    • Replies: 11
    • Views: 3,360
    10-18-2010, 09:53 PM Go to last post
    • Replies: 6
    • Views: 3,337
    10-18-2010, 08:51 PM Go to last post
  17. found a ducted boot in the attic.

    Started by mdm0001, 10-18-2010 07:47 PM
    • Replies: 1
    • Views: 694
    10-18-2010, 07:56 PM Go to last post
  18. Talking Coleman supplier?

    Started by Action Jackson, 10-18-2010 07:12 PM
    • Replies: 0
    • Views: 634
    10-18-2010, 07:12 PM Go to last post
  19. Changing a R-410A system over to

    Started by bigmann3104, 09-07-2010 08:28 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 74
    • Views: 7,248
    10-18-2010, 06:55 PM Go to last post
  20. Unhappy RHEEM RPMD-042JAZ Reset issues

    Started by Angele, 10-18-2010 01:33 PM
    • Replies: 6
    • Views: 2,719
    10-18-2010, 06:45 PM Go to last post
  21. Curious about staging algorithms

    Started by garya505, 09-08-2010 12:23 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 2,658
    10-18-2010, 06:34 PM Go to last post
  22. ERVs not practical for Northern climates?

    Started by jdaley, 10-16-2010 09:26 AM
    • Replies: 11
    • Views: 1,735
    10-18-2010, 05:38 PM Go to last post
    • Replies: 7
    • Views: 1,951
    10-18-2010, 05:34 PM Go to last post
  23. Question Carrier Infinity Thermostat - Blank

    Started by Llama, 10-17-2010 10:49 AM
    • Replies: 10
    • Views: 6,261
    10-18-2010, 03:03 PM Go to last post
  24. New Furnace

    Started by kmarrocco, 10-18-2010 11:40 AM
    • Replies: 4
    • Views: 1,082
    10-18-2010, 02:21 PM Go to last post
  25. Is "Authorized Dealer" necessary?

    Started by Tim6, 10-15-2010 08:26 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 2,843
    10-18-2010, 12:26 PM Go to last post
  26. Manual J vs. observed performance

    Started by rick66, 10-11-2010 02:57 PM
    4 Pages
    1 2 3 4
    • Replies: 43
    • Views: 4,491
    10-18-2010, 11:44 AM Go to last post
    • Replies: 2
    • Views: 1,798
    10-18-2010, 10:34 AM Go to last post
  27. Multi Zone Mini Split vs Central

    Started by itsacrazyasian, 06-08-2010 07:09 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 12,939
    10-18-2010, 09:19 AM Go to last post
  28. Best brand(s) for apartment building?

    Started by cmahrle, 10-11-2010 09:36 PM
    • Replies: 8
    • Views: 1,216
    10-18-2010, 08:52 AM Go to last post
    • Replies: 1
    • Views: 1,307
    10-18-2010, 08:26 AM Go to last post
  29. Luxaire JF-30

    Started by MiniSoCold, 10-17-2010 11:42 PM
    • Replies: 4
    • Views: 1,155
    10-18-2010, 05:32 AM Go to last post
  30. Minimizing pressure loss in 180-degree duct bends

    Started by mrd999, 10-15-2010 08:04 AM
    • Replies: 3
    • Views: 3,847
    10-17-2010, 11:15 PM Go to last post
  31. More Rheem vs Carrier

    Started by DTM333, 10-12-2010 10:48 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 7,539
    10-17-2010, 06:30 PM Go to last post
  32. getting to the control panel on a Rheem furnace

    Started by marilyn934, 10-16-2010 07:41 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 3,588
    10-17-2010, 06:15 PM Go to last post
  33. American Standard vs. Amana

    Started by hackr4evr, 10-15-2010 09:06 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 7,409
    10-17-2010, 05:31 PM Go to last post
  34. Did I get it Right???

    Started by aroffe, 10-15-2010 11:28 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 3,367
    10-17-2010, 05:21 PM Go to last post
  35. Alright somebody tell me what's going on (again)

    Started by AvantGarde, 10-16-2010 07:45 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,702
    10-17-2010, 02:31 PM Go to last post
  36. Smile Input from the Pros please

    Started by gat210, 09-13-2010 08:57 PM
    • Replies: 3
    • Views: 2,033
    10-17-2010, 12:10 PM Go to last post
  37. Heat pump/dual fuel defrost cycle

    Started by Brakeman, 10-17-2010 12:43 AM
    • Replies: 4
    • Views: 2,414
    10-17-2010, 12:08 PM Go to last post
  38. How dual duel work

    Started by proofturn, 10-15-2010 06:36 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,048
    10-17-2010, 12:06 PM Go to last post
  39. Seeking advice...

    Started by Raimond, 10-16-2010 10:33 PM
    • Replies: 4
    • Views: 964
    10-17-2010, 11:37 AM Go to last post
  40. Hmm Measuring Static Pressure

    Started by LeftyMetz, 10-17-2010 09:37 AM
    static pressure
    • Replies: 2
    • Views: 2,483
    10-17-2010, 11:35 AM Go to last post
  41. Question Replacing American Furnace Co. Furnace

    Started by MMMT1986, 10-15-2010 08:05 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 3,212
    10-17-2010, 11:33 AM Go to last post
  42. How can Manual J's produce radically different results?

    Started by MJSmith, 10-07-2010 11:49 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 2,823
    10-17-2010, 11:23 AM Go to last post
  43. Question At what point does over/undersizing become a concern?

    Started by jonnyozero3, 10-16-2010 04:05 PM
    2 Pages
    1 2
    load calc, manual j, oversized, undersized
    • Replies: 22
    • Views: 3,366
    10-17-2010, 11:17 AM Go to last post
  44. Polarity Reversed?!

    Started by xxcels, 10-04-2010 09:29 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 4,863
    10-16-2010, 09:56 PM Go to last post
  45. Options for venting 90+% furnaces

    Started by JasonNY, 07-24-2010 01:21 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 4,919
    10-16-2010, 09:48 PM Go to last post
  46. New System Help

    Started by gedwards, 09-21-2010 09:34 PM
    • Replies: 8
    • Views: 1,070
    10-16-2010, 09:21 PM Go to last post

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