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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: 15,445
    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: 31,237
    09-26-2014, 10:17 AM Go to last post
  1. Do you see a problem?

    Started by Tech 9 Home Inspections, 07-02-2011 11:10 AM
    • Replies: 16
    • Views: 3,381
    07-04-2011, 09:02 PM Go to last post
  2. Venting

    Started by Jon Scott, 07-04-2011 12:28 AM
    • Replies: 3
    • Views: 2,090
    07-04-2011, 09:47 AM Go to last post
  3. Comments please

    Started by Tech 9 Home Inspections, 07-02-2011 11:04 AM
    • Replies: 1
    • Views: 1,586
    07-04-2011, 07:32 AM Go to last post
  4. Age of a Carrier Condenser

    Started by Thomas Finnegan, 07-01-2011 01:19 PM
    • Replies: 2
    • Views: 3,479
    07-01-2011, 09:08 PM Go to last post
    • Replies: 10
    • Views: 2,800
    07-01-2011, 07:28 PM Go to last post
    • Replies: 7
    • Views: 2,353
    07-01-2011, 02:48 PM Go to last post
  5. Serviceman switch

    Started by Tom Rees, 06-30-2011 04:08 PM
    • Replies: 8
    • Views: 2,748
    07-01-2011, 01:20 PM Go to last post
  6. Red face HVAC ceiling mounted units

    Started by Brian Van Haselen, 06-26-2011 09:38 AM
    • Replies: 5
    • Views: 5,642
    06-28-2011, 07:41 PM Go to last post
  7. 240V hydronic heating pump?

    Started by John Arnold, 06-28-2011 03:49 PM
    • Replies: 2
    • Views: 2,032
    06-28-2011, 07:08 PM Go to last post
  8. Rectangular flue pipe

    Started by Jon mackay, 06-28-2011 09:58 AM
    • Replies: 2
    • Views: 3,621
    06-28-2011, 03:49 PM Go to last post
  9. Hallmark Furnace age

    Started by Bryan Wilcox, 06-22-2011 06:37 AM
    • Replies: 0
    • Views: 5,477
    06-22-2011, 06:37 AM Go to last post
  10. Any ideas what this could be?

    Started by Stephen G Sheldon, 06-21-2011 07:29 AM
    • Replies: 5
    • Views: 2,112
    06-21-2011, 07:28 PM Go to last post
    • Replies: 19
    • Views: 9,656
    06-21-2011, 07:26 PM Go to last post
  11. If fan is "On" will compressor still come on?

    Started by Gene South, 08-08-2010 06:36 AM
    • Replies: 15
    • Views: 6,829
    06-20-2011, 02:11 PM Go to last post
  12. Exhaust location

    Started by Mitchell Chiger, 06-20-2011 08:41 AM
    • Replies: 0
    • Views: 1,670
    06-20-2011, 08:41 AM Go to last post
  13. Need Help finding Make of Furnace-A/C unit

    Started by C.Johnson, 06-18-2011 06:07 PM
    • Replies: 4
    • Views: 4,074
    06-19-2011, 06:00 PM Go to last post
  14. age of Weil Mclain boiler

    Started by Andy Shapley, 06-18-2011 03:22 PM
    • Replies: 2
    • Views: 4,220
    06-19-2011, 03:47 PM Go to last post
  15. This can't be right

    Started by Alan C Grubb, 06-17-2011 09:26 PM
    • Replies: 7
    • Views: 2,749
    06-19-2011, 01:29 PM Go to last post
  16. AC

    Started by Tony Vargas, 06-16-2011 07:16 PM
    • Replies: 3
    • Views: 2,747
    06-17-2011, 09:21 AM Go to last post
  17. water heat/space heat combo

    Started by Bert de Haan, 06-14-2011 08:46 PM
    • Replies: 0
    • Views: 1,545
    06-14-2011, 08:46 PM Go to last post
  18. Is this a heat pump?

    Started by Dan Sandweg, 06-10-2011 06:38 PM
    • Replies: 5
    • Views: 3,726
    06-11-2011, 10:29 PM Go to last post
  19. Convection heating?

    Started by mathew stouffer, 06-06-2011 06:16 AM
    • Replies: 6
    • Views: 2,909
    06-10-2011, 07:22 AM Go to last post
  20. Max bends of a furnace flue

    Started by Rich Sumen, 06-09-2011 01:57 PM
    • Replies: 2
    • Views: 13,064
    06-09-2011, 10:42 PM Go to last post
  21. Mixed vent materials

    Started by Matt Fellman, 06-07-2011 12:51 PM
    • Replies: 2
    • Views: 1,971
    06-08-2011, 02:26 PM Go to last post
  22. Electric wall mount space heaters

    Started by mathew stouffer, 05-20-2011 06:08 AM
    • Replies: 6
    • Views: 4,383
    06-08-2011, 11:57 AM Go to last post
  23. Singer Furnace Age

    Started by Kathleen Clinton, 06-07-2011 03:32 PM
    • Replies: 3
    • Views: 6,521
    06-07-2011, 10:40 PM Go to last post
  24. Condensate

    Started by Tom Rees, 06-07-2011 04:05 PM
    • Replies: 5
    • Views: 2,058
    06-07-2011, 07:45 PM Go to last post
  25. boiler installed in garage space - sort of

    Started by Andy Shapley, 06-07-2011 03:15 PM
    • Replies: 3
    • Views: 2,412
    06-07-2011, 05:02 PM Go to last post
  26. Water based heat pump

    Started by Dennis Robitaille, 06-01-2011 01:41 PM
    • Replies: 10
    • Views: 3,689
    06-07-2011, 12:41 PM Go to last post
  27. Dryer vent

    Started by Wade Johnson, 06-02-2011 07:48 AM
    • Replies: 4
    • Views: 5,975
    06-03-2011, 06:16 AM Go to last post
  28. Venting issue

    Started by Blain Plantz, 05-30-2011 05:34 PM
    • Replies: 6
    • Views: 2,546
    05-31-2011, 05:39 PM Go to last post
  29. What causes flame rollout or scorching?

    Started by Jon mackay, 05-23-2011 06:53 AM
    • Replies: 18
    • Views: 25,330
    05-30-2011, 07:56 PM Go to last post
  30. Gas burning furnace flue height in nyc

    Started by Tony Peluso, 04-04-2010 06:04 PM
    • Replies: 4
    • Views: 3,637
    05-30-2011, 09:16 AM Go to last post
  31. Make-up combustion air rqmt.

    Started by Bob Fuhrmann, 03-08-2011 02:32 PM
    • Replies: 13
    • Views: 5,230
    05-29-2011, 03:58 AM Go to last post
  32. Horizontal Duct to Plenum Connection Question

    Started by ed morales, 05-27-2011 09:48 AM
    • Replies: 5
    • Views: 5,259
    05-27-2011, 12:36 PM Go to last post
  33. Air handler plenum

    Started by william siegel, 04-18-2007 10:30 AM
    • Replies: 9
    • Views: 7,615
    05-27-2011, 09:58 AM Go to last post
  34. Whistling vent

    Started by Jon mackay, 05-23-2011 07:17 AM
    • Replies: 2
    • Views: 2,496
    05-24-2011, 06:06 AM Go to last post
  35. What Is It

    Started by Jim Robinson, 05-18-2011 08:49 PM
    • Replies: 5
    • Views: 2,155
    05-23-2011, 08:37 PM Go to last post
  36. Furnace venting, I'm on a roll

    Started by mathew stouffer, 05-20-2011 03:32 PM
    • Replies: 7
    • Views: 2,462
    05-23-2011, 08:42 AM Go to last post
  37. Gas company red tags furnace

    Started by mathew stouffer, 05-21-2011 07:35 AM
    • Replies: 4
    • Views: 4,114
    05-23-2011, 06:51 AM Go to last post
  38. Yikes!

    Started by Benjamin Thompson, 05-19-2011 08:46 PM
    • Replies: 6
    • Views: 2,218
    05-23-2011, 05:49 AM Go to last post
  39. dryer duct construction

    Started by John Arnold, 05-11-2011 01:27 PM
    • Replies: 7
    • Views: 3,496
    05-17-2011, 05:59 PM Go to last post
  40. Sealant on vent pipes

    Started by Norm Peery, 05-17-2011 04:30 PM
    • Replies: 0
    • Views: 1,831
    05-17-2011, 04:30 PM Go to last post
  41. Filter on HVAC System

    Started by Sam Morris, 05-16-2011 06:47 PM
    • Replies: 3
    • Views: 2,347
    05-17-2011, 09:06 AM Go to last post
  42. Single Unit Dual Zone System

    Started by James Duffin, 05-16-2011 07:01 PM
    • Replies: 2
    • Views: 3,617
    05-17-2011, 05:18 AM Go to last post
  43. Wooden plenum for unconditioned air?

    Started by Michael Thomas, 05-12-2011 02:22 PM
    • Replies: 3
    • Views: 2,664
    05-13-2011, 10:14 AM Go to last post
  44. Heat exchanger, gas hot water boiler

    Started by mathew stouffer, 05-11-2011 10:02 AM
    • Replies: 5
    • Views: 3,239
    05-12-2011, 07:09 AM Go to last post
  45. Pantina-like corrosion on condenser coil

    Started by Dave Hahn, 05-05-2011 12:28 PM
    • Replies: 9
    • Views: 4,109
    05-11-2011, 03:21 PM Go to last post
  46. Condensate line question

    Started by Marc M, 11-30-2009 10:53 PM
    • Replies: 19
    • Views: 9,633
    05-06-2011, 11:28 AM Go to last post
  47. No Return Air Plenum?

    Started by Rick Hurst, 04-21-2011 05:59 PM
    • Replies: 24
    • Views: 20,286
    05-06-2011, 09:35 AM Go to last post
  48. Radiant Heat systems

    Started by Fidel Gonzales, 05-01-2011 03:35 PM
    • Replies: 12
    • Views: 6,650
    05-06-2011, 06:54 AM Go to last post
  49. Return air in bathroom

    Started by Sam Morris, 05-04-2011 05:05 AM
    • Replies: 5
    • Views: 6,231
    05-06-2011, 06:47 AM Go to last post
  50. Unknown AC manufacturer

    Started by Don Horn, 05-05-2011 04:22 AM
    • Replies: 5
    • Views: 2,588
    05-05-2011, 06:26 AM Go to last post
  51. Real quick single wall clearance Q

    Started by Ross Neag, 05-04-2011 04:45 AM
    • Replies: 6
    • Views: 2,898
    05-05-2011, 05:44 AM Go to last post
  52. Geothermal System

    Started by Sam Morris, 04-14-2011 07:12 PM
    • Replies: 6
    • Views: 7,091
    05-02-2011, 07:54 AM Go to last post
  53. utica Boiler age

    Started by Bryan Wilcox, 05-01-2011 02:17 PM
    • Replies: 1
    • Views: 6,468
    05-01-2011, 02:47 PM Go to last post
  54. LP Tank - underground installation

    Started by Ken Amelin, 04-28-2011 11:24 AM
    • Replies: 4
    • Views: 5,591
    04-28-2011, 07:39 PM Go to last post
  55. Help Identify duct deterioation

    Started by Martin Muth, 04-22-2011 10:53 AM
    • Replies: 7
    • Views: 2,999
    04-28-2011, 11:56 AM Go to last post
  56. A/C Manufacturer?

    Started by Thomas Jones, 04-27-2011 09:37 PM
    • Replies: 3
    • Views: 2,864
    04-28-2011, 08:11 AM Go to last post
  57. Return Register on Ceiling

    Started by STEVEN CHUNG, 04-20-2011 11:21 AM
    • Replies: 4
    • Views: 3,036
    04-25-2011, 08:11 PM Go to last post
  58. Ancient Electric Furnace

    Started by Bob Ozbirn, 04-21-2011 06:57 PM
    • Replies: 5
    • Views: 2,801
    04-24-2011, 04:40 AM Go to last post
    • Replies: 7
    • Views: 5,293
    04-23-2011, 04:16 PM Go to last post
  59. Mitsubishi Air Conditioners

    Started by wayne soper, 04-20-2011 06:43 AM
    • Replies: 2
    • Views: 2,287
    04-23-2011, 03:12 PM Go to last post
  60. Storm collar

    Started by mathew stouffer, 04-11-2011 06:03 PM
    • Replies: 2
    • Views: 2,902
    04-19-2011, 05:43 AM Go to last post
  61. Unitary / York Air Conditioning products

    Started by Bruce Hutton, 04-14-2011 10:16 PM
    • Replies: 3
    • Views: 8,949
    04-17-2011, 09:03 PM Go to last post
    • Replies: 8
    • Views: 4,501
    04-15-2011, 02:48 PM Go to last post
  62. Max Vertical lift of Condensate pumps?

    Started by Bruce Ramsey, 04-09-2011 05:56 PM
    • Replies: 4
    • Views: 6,941
    04-10-2011, 10:02 AM Go to last post
  63. Direct Vent Furnace Venting Downhill

    Started by David Tontarski, 04-04-2011 04:46 AM
    • Replies: 7
    • Views: 5,862
    04-07-2011, 04:57 AM Go to last post
  64. 3" Pad Rule

    Started by Mike Birenbaum, 03-28-2011 09:59 AM
    • Replies: 14
    • Views: 7,318
    04-05-2011, 04:58 AM Go to last post
  65. filters in returns

    Started by John Arnold, 03-25-2011 02:11 PM
    • Replies: 9
    • Views: 3,960
    04-04-2011, 12:07 PM Go to last post
  66. A/C seemed to not be working.

    Started by Garry Sorrells, 04-01-2011 06:15 AM
    • Replies: 2
    • Views: 2,446
    04-01-2011, 08:11 AM Go to last post
  67. Fernco in furnace vent pipe

    Started by Scott Latosky, 03-27-2011 06:48 PM
    • Replies: 5
    • Views: 12,629
    03-28-2011, 03:59 AM Go to last post
  68. IMPROPER EXHAUST VENTS AND DRAIN PIPE

    Started by CHARLIE VAN FLEET, 03-22-2011 03:47 PM
    • Replies: 6
    • Views: 5,734
    03-26-2011, 04:42 PM Go to last post
  69. Ceil Heat

    Started by Jeffrey L. Mathis, 03-21-2011 03:30 PM
    • Replies: 10
    • Views: 8,285
    03-22-2011, 06:26 PM Go to last post
  70. Amana Furnace Age

    Started by Joe Dach, 03-11-2011 03:05 PM
    • Replies: 2
    • Views: 10,640
    03-21-2011, 05:21 PM Go to last post

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