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Forum: Heating, Ventilation, Air Conditioning (HVAC): Home Inspection and Commercial Inspection

Heating Equipment, Venting Systems, Combustion and Ventilating Air, Distribution System(s), Duct Insulation, Outlets, Radiators, Piping Systems and Valves, Cooling Equipment, Condensate Drains ... For Home Inspections & Commercial Inspections

  1. Thumbs up Sticky Thread Sticky: I want to give a special "Thank You" to...

    Started by Brian Hannigan, 05-02-2013 01:26 PM
    • Replies: 2
    • Views: 18,161
    04-09-2016, 07:33 PM Go to last post
  2. Sticky Thread Sticky: Furnace Age Information

    Started by Brian Hannigan, 07-24-2013 01:04 PM
    • Replies: 4
    • Views: 35,104
    09-26-2014, 10:17 AM Go to last post
    • Replies: 1
    • Views: 3,724
    07-19-2011, 07:02 PM Go to last post
  1. WHAT IS THIS??

    Started by Tony Escamilla, 07-18-2011 08:31 AM
    • Replies: 11
    • Views: 3,743
    07-19-2011, 11:14 AM Go to last post
  2. FED PAC STABLOCK AC DISCONNECT

    Started by Gene South, 07-16-2011 06:39 AM
    • Replies: 6
    • Views: 3,518
    07-17-2011, 01:24 PM Go to last post
  3. NM liquid tight, flexible conduit

    Started by brianmiller, 07-15-2011 01:53 PM
    • Replies: 0
    • Views: 1,986
    07-15-2011, 01:53 PM Go to last post
  4. Do you see a problem?

    Started by Tech 9 Home Inspections, 07-02-2011 11:10 AM
    • Replies: 16
    • Views: 4,238
    07-04-2011, 09:02 PM Go to last post
  5. Venting

    Started by Jon Scott, 07-04-2011 12:28 AM
    • Replies: 3
    • Views: 2,721
    07-04-2011, 09:47 AM Go to last post
  6. Comments please

    Started by Tech 9 Home Inspections, 07-02-2011 11:04 AM
    • Replies: 1
    • Views: 1,970
    07-04-2011, 07:32 AM Go to last post
  7. Age of a Carrier Condenser

    Started by Thomas Finnegan, 07-01-2011 01:19 PM
    • Replies: 2
    • Views: 3,918
    07-01-2011, 09:08 PM Go to last post
    • Replies: 10
    • Views: 3,723
    07-01-2011, 07:28 PM Go to last post
    • Replies: 7
    • Views: 2,839
    07-01-2011, 02:48 PM Go to last post
  8. Serviceman switch

    Started by Tom Rees, 06-30-2011 04:08 PM
    • Replies: 8
    • Views: 3,300
    07-01-2011, 01:20 PM Go to last post
  9. Red face HVAC ceiling mounted units

    Started by Brian Van Haselen, 06-26-2011 09:38 AM
    • Replies: 5
    • Views: 6,323
    06-28-2011, 07:41 PM Go to last post
  10. 240V hydronic heating pump?

    Started by John Arnold, 06-28-2011 03:49 PM
    • Replies: 2
    • Views: 2,623
    06-28-2011, 07:08 PM Go to last post
  11. Rectangular flue pipe

    Started by Jon mackay, 06-28-2011 09:58 AM
    • Replies: 2
    • Views: 4,446
    06-28-2011, 03:49 PM Go to last post
  12. Hallmark Furnace age

    Started by Bryan Wilcox, 06-22-2011 06:37 AM
    • Replies: 0
    • Views: 6,166
    06-22-2011, 06:37 AM Go to last post
  13. Any ideas what this could be?

    Started by Stephen G Sheldon, 06-21-2011 07:29 AM
    • Replies: 5
    • Views: 2,682
    06-21-2011, 07:28 PM Go to last post
    • Replies: 19
    • Views: 11,141
    06-21-2011, 07:26 PM Go to last post
  14. If fan is "On" will compressor still come on?

    Started by Gene South, 08-08-2010 06:36 AM
    • Replies: 15
    • Views: 7,815
    06-20-2011, 02:11 PM Go to last post
  15. Exhaust location

    Started by Mitchell Chiger, 06-20-2011 08:41 AM
    • Replies: 0
    • Views: 2,162
    06-20-2011, 08:41 AM Go to last post
  16. Need Help finding Make of Furnace-A/C unit

    Started by C.Johnson, 06-18-2011 06:07 PM
    • Replies: 4
    • Views: 4,764
    06-19-2011, 06:00 PM Go to last post
  17. age of Weil Mclain boiler

    Started by Andy Shapley, 06-18-2011 03:22 PM
    • Replies: 2
    • Views: 4,812
    06-19-2011, 03:47 PM Go to last post
  18. This can't be right

    Started by Alan C Grubb, 06-17-2011 09:26 PM
    • Replies: 7
    • Views: 3,411
    06-19-2011, 01:29 PM Go to last post
  19. AC

    Started by Tony Vargas, 06-16-2011 07:16 PM
    • Replies: 3
    • Views: 3,215
    06-17-2011, 09:21 AM Go to last post
  20. water heat/space heat combo

    Started by Bert de Haan, 06-14-2011 08:46 PM
    • Replies: 0
    • Views: 2,054
    06-14-2011, 08:46 PM Go to last post
  21. Is this a heat pump?

    Started by Dan Sandweg, 06-10-2011 06:38 PM
    • Replies: 5
    • Views: 4,614
    06-11-2011, 10:29 PM Go to last post
  22. Convection heating?

    Started by mathew stouffer, 06-06-2011 06:16 AM
    • Replies: 6
    • Views: 3,552
    06-10-2011, 07:22 AM Go to last post
  23. Max bends of a furnace flue

    Started by Rich Sumen, 06-09-2011 01:57 PM
    • Replies: 2
    • Views: 14,594
    06-09-2011, 10:42 PM Go to last post
  24. Mixed vent materials

    Started by Matt Fellman, 06-07-2011 12:51 PM
    • Replies: 2
    • Views: 2,645
    06-08-2011, 02:26 PM Go to last post
  25. Electric wall mount space heaters

    Started by mathew stouffer, 05-20-2011 06:08 AM
    • Replies: 6
    • Views: 4,959
    06-08-2011, 11:57 AM Go to last post
  26. Singer Furnace Age

    Started by Kathleen Clinton, 06-07-2011 03:32 PM
    • Replies: 3
    • Views: 7,434
    06-07-2011, 10:40 PM Go to last post
  27. Condensate

    Started by Tom Rees, 06-07-2011 04:05 PM
    • Replies: 5
    • Views: 2,509
    06-07-2011, 07:45 PM Go to last post
  28. boiler installed in garage space - sort of

    Started by Andy Shapley, 06-07-2011 03:15 PM
    • Replies: 3
    • Views: 3,080
    06-07-2011, 05:02 PM Go to last post
  29. Water based heat pump

    Started by Dennis Robitaille, 06-01-2011 01:41 PM
    • Replies: 10
    • Views: 4,470
    06-07-2011, 12:41 PM Go to last post
  30. Dryer vent

    Started by Wade Johnson, 06-02-2011 07:48 AM
    • Replies: 4
    • Views: 6,696
    06-03-2011, 06:16 AM Go to last post
  31. Venting issue

    Started by Blain Plantz, 05-30-2011 05:34 PM
    • Replies: 6
    • Views: 3,193
    05-31-2011, 05:39 PM Go to last post
  32. What causes flame rollout or scorching?

    Started by Jon mackay, 05-23-2011 06:53 AM
    • Replies: 18
    • Views: 26,406
    05-30-2011, 07:56 PM Go to last post
  33. Gas burning furnace flue height in nyc

    Started by Tony Peluso, 04-04-2010 06:04 PM
    • Replies: 4
    • Views: 4,308
    05-30-2011, 09:16 AM Go to last post
  34. Make-up combustion air rqmt.

    Started by Bob Fuhrmann, 03-08-2011 02:32 PM
    • Replies: 13
    • Views: 5,993
    05-29-2011, 03:58 AM Go to last post
  35. Horizontal Duct to Plenum Connection Question

    Started by ed morales, 05-27-2011 09:48 AM
    • Replies: 5
    • Views: 6,241
    05-27-2011, 12:36 PM Go to last post
  36. Air handler plenum

    Started by william siegel, 04-18-2007 10:30 AM
    • Replies: 9
    • Views: 8,437
    05-27-2011, 09:58 AM Go to last post
  37. Whistling vent

    Started by Jon mackay, 05-23-2011 07:17 AM
    • Replies: 2
    • Views: 3,089
    05-24-2011, 06:06 AM Go to last post
  38. What Is It

    Started by Jim Robinson, 05-18-2011 08:49 PM
    • Replies: 5
    • Views: 2,570
    05-23-2011, 08:37 PM Go to last post
  39. Furnace venting, I'm on a roll

    Started by mathew stouffer, 05-20-2011 03:32 PM
    • Replies: 7
    • Views: 3,319
    05-23-2011, 08:42 AM Go to last post
  40. Gas company red tags furnace

    Started by mathew stouffer, 05-21-2011 07:35 AM
    • Replies: 4
    • Views: 4,675
    05-23-2011, 06:51 AM Go to last post
  41. Yikes!

    Started by Benjamin Thompson, 05-19-2011 08:46 PM
    • Replies: 6
    • Views: 2,717
    05-23-2011, 05:49 AM Go to last post
  42. dryer duct construction

    Started by John Arnold, 05-11-2011 01:27 PM
    • Replies: 7
    • Views: 4,110
    05-17-2011, 05:59 PM Go to last post
  43. Sealant on vent pipes

    Started by Norm Peery, 05-17-2011 04:30 PM
    • Replies: 0
    • Views: 2,245
    05-17-2011, 04:30 PM Go to last post
  44. Filter on HVAC System

    Started by Sam Morris, 05-16-2011 06:47 PM
    • Replies: 3
    • Views: 2,992
    05-17-2011, 09:06 AM Go to last post
  45. Single Unit Dual Zone System

    Started by James Duffin, 05-16-2011 07:01 PM
    • Replies: 2
    • Views: 4,107
    05-17-2011, 05:18 AM Go to last post
  46. Wooden plenum for unconditioned air?

    Started by Michael Thomas, 05-12-2011 02:22 PM
    • Replies: 3
    • Views: 3,291
    05-13-2011, 10:14 AM Go to last post
  47. Heat exchanger, gas hot water boiler

    Started by mathew stouffer, 05-11-2011 10:02 AM
    • Replies: 5
    • Views: 3,786
    05-12-2011, 07:09 AM Go to last post
  48. Pantina-like corrosion on condenser coil

    Started by Dave Hahn, 05-05-2011 12:28 PM
    • Replies: 9
    • Views: 4,909
    05-11-2011, 03:21 PM Go to last post
  49. Condensate line question

    Started by Marc M, 11-30-2009 10:53 PM
    • Replies: 19
    • Views: 10,813
    05-06-2011, 11:28 AM Go to last post
  50. No Return Air Plenum?

    Started by Rick Hurst, 04-21-2011 05:59 PM
    • Replies: 24
    • Views: 22,228
    05-06-2011, 09:35 AM Go to last post
  51. Radiant Heat systems

    Started by Fidel Gonzales, 05-01-2011 03:35 PM
    • Replies: 12
    • Views: 7,680
    05-06-2011, 06:54 AM Go to last post
  52. Return air in bathroom

    Started by Sam Morris, 05-04-2011 05:05 AM
    • Replies: 5
    • Views: 6,860
    05-06-2011, 06:47 AM Go to last post
  53. Unknown AC manufacturer

    Started by Don Horn, 05-05-2011 04:22 AM
    • Replies: 5
    • Views: 3,369
    05-05-2011, 06:26 AM Go to last post
  54. Real quick single wall clearance Q

    Started by Ross Neag, 05-04-2011 04:45 AM
    • Replies: 6
    • Views: 3,499
    05-05-2011, 05:44 AM Go to last post
  55. Geothermal System

    Started by Sam Morris, 04-14-2011 07:12 PM
    • Replies: 6
    • Views: 8,177
    05-02-2011, 07:54 AM Go to last post
  56. utica Boiler age

    Started by Bryan Wilcox, 05-01-2011 02:17 PM
    • Replies: 1
    • Views: 7,093
    05-01-2011, 02:47 PM Go to last post
  57. LP Tank - underground installation

    Started by Ken Amelin, 04-28-2011 11:24 AM
    • Replies: 4
    • Views: 6,247
    04-28-2011, 07:39 PM Go to last post
  58. Help Identify duct deterioation

    Started by Martin Muth, 04-22-2011 10:53 AM
    • Replies: 7
    • Views: 3,867
    04-28-2011, 11:56 AM Go to last post
  59. A/C Manufacturer?

    Started by Thomas Jones, 04-27-2011 09:37 PM
    • Replies: 3
    • Views: 3,430
    04-28-2011, 08:11 AM Go to last post
  60. Return Register on Ceiling

    Started by STEVEN CHUNG, 04-20-2011 11:21 AM
    • Replies: 4
    • Views: 3,510
    04-25-2011, 08:11 PM Go to last post
  61. Ancient Electric Furnace

    Started by Bob Ozbirn, 04-21-2011 06:57 PM
    • Replies: 5
    • Views: 3,675
    04-24-2011, 04:40 AM Go to last post
    • Replies: 7
    • Views: 5,970
    04-23-2011, 04:16 PM Go to last post
  62. Mitsubishi Air Conditioners

    Started by wayne soper, 04-20-2011 06:43 AM
    • Replies: 2
    • Views: 2,728
    04-23-2011, 03:12 PM Go to last post
  63. Storm collar

    Started by mathew stouffer, 04-11-2011 06:03 PM
    • Replies: 2
    • Views: 3,499
    04-19-2011, 05:43 AM Go to last post
  64. Unitary / York Air Conditioning products

    Started by Bruce Hutton, 04-14-2011 10:16 PM
    • Replies: 3
    • Views: 9,707
    04-17-2011, 09:03 PM Go to last post
    • Replies: 8
    • Views: 5,189
    04-15-2011, 02:48 PM Go to last post
  65. Max Vertical lift of Condensate pumps?

    Started by Bruce Ramsey, 04-09-2011 05:56 PM
    • Replies: 4
    • Views: 7,820
    04-10-2011, 10:02 AM Go to last post
  66. Direct Vent Furnace Venting Downhill

    Started by David Tontarski, 04-04-2011 04:46 AM
    • Replies: 7
    • Views: 6,608
    04-07-2011, 04:57 AM Go to last post
  67. 3" Pad Rule

    Started by Mike Birenbaum, 03-28-2011 09:59 AM
    • Replies: 14
    • Views: 8,270
    04-05-2011, 04:58 AM Go to last post
  68. filters in returns

    Started by John Arnold, 03-25-2011 02:11 PM
    • Replies: 9
    • Views: 4,950
    04-04-2011, 12:07 PM Go to last post
  69. A/C seemed to not be working.

    Started by Garry Sorrells, 04-01-2011 06:15 AM
    • Replies: 2
    • Views: 2,906
    04-01-2011, 08:11 AM Go to last post

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