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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 02:26 PM
    • Replies: 2
    • Views: 7,084
    04-09-2016, 08:33 PM Go to last post
  2. Sticky Thread Sticky: Furnace Age Information

    Started by Brian Hannigan, 07-24-2013 02:04 PM
    • Replies: 4
    • Views: 8,853
    09-26-2014, 11:17 AM Go to last post
  1. Hallmark Furnace age

    Started by Bryan Wilcox, 06-22-2011 07:37 AM
    • Replies: 0
    • Views: 2,783
    06-22-2011, 07:37 AM Go to last post
  2. Any ideas what this could be?

    Started by Stephen G Sheldon, 06-21-2011 08:29 AM
    • Replies: 5
    • Views: 1,045
    06-21-2011, 08:28 PM Go to last post
    • Replies: 19
    • Views: 5,784
    06-21-2011, 08:26 PM Go to last post
  3. If fan is "On" will compressor still come on?

    Started by Gene South, 08-08-2010 07:36 AM
    • Replies: 15
    • Views: 3,843
    06-20-2011, 03:11 PM Go to last post
  4. Exhaust location

    Started by Mitchell Chiger, 06-20-2011 09:41 AM
    • Replies: 0
    • Views: 876
    06-20-2011, 09:41 AM Go to last post
  5. Need Help finding Make of Furnace-A/C unit

    Started by C.Johnson, 06-18-2011 07:07 PM
    • Replies: 4
    • Views: 2,952
    06-19-2011, 07:00 PM Go to last post
  6. age of Weil Mclain boiler

    Started by Andy Shapley, 06-18-2011 04:22 PM
    • Replies: 2
    • Views: 2,947
    06-19-2011, 04:47 PM Go to last post
  7. This can't be right

    Started by Alan C Grubb, 06-17-2011 10:26 PM
    • Replies: 7
    • Views: 1,477
    06-19-2011, 02:29 PM Go to last post
  8. AC

    Started by Tony Vargas, 06-16-2011 08:16 PM
    • Replies: 3
    • Views: 1,831
    06-17-2011, 10:21 AM Go to last post
  9. water heat/space heat combo

    Started by Bert de Haan, 06-14-2011 09:46 PM
    • Replies: 0
    • Views: 917
    06-14-2011, 09:46 PM Go to last post
  10. Is this a heat pump?

    Started by Dan Sandweg, 06-10-2011 07:38 PM
    • Replies: 5
    • Views: 2,265
    06-11-2011, 11:29 PM Go to last post
  11. Convection heating?

    Started by mathew stouffer, 06-06-2011 07:16 AM
    • Replies: 6
    • Views: 1,701
    06-10-2011, 08:22 AM Go to last post
  12. Max bends of a furnace flue

    Started by Rich Sumen, 06-09-2011 02:57 PM
    • Replies: 2
    • Views: 5,864
    06-09-2011, 11:42 PM Go to last post
  13. Mixed vent materials

    Started by Matt Fellman, 06-07-2011 01:51 PM
    • Replies: 2
    • Views: 1,014
    06-08-2011, 03:26 PM Go to last post
  14. Electric wall mount space heaters

    Started by mathew stouffer, 05-20-2011 07:08 AM
    • Replies: 6
    • Views: 2,634
    06-08-2011, 12:57 PM Go to last post
  15. Singer Furnace Age

    Started by Kathleen Clinton, 06-07-2011 04:32 PM
    • Replies: 3
    • Views: 3,557
    06-07-2011, 11:40 PM Go to last post
  16. Condensate

    Started by Tom Rees, 06-07-2011 05:05 PM
    • Replies: 5
    • Views: 1,028
    06-07-2011, 08:45 PM Go to last post
  17. boiler installed in garage space - sort of

    Started by Andy Shapley, 06-07-2011 04:15 PM
    • Replies: 3
    • Views: 1,410
    06-07-2011, 06:02 PM Go to last post
  18. Water based heat pump

    Started by Dennis Robitaille, 06-01-2011 02:41 PM
    • Replies: 10
    • Views: 2,171
    06-07-2011, 01:41 PM Go to last post
  19. Dryer vent

    Started by Wade Johnson, 06-02-2011 08:48 AM
    • Replies: 4
    • Views: 2,809
    06-03-2011, 07:16 AM Go to last post
  20. Venting issue

    Started by Blain Plantz, 05-30-2011 06:34 PM
    • Replies: 6
    • Views: 1,391
    05-31-2011, 06:39 PM Go to last post
  21. What causes flame rollout or scorching?

    Started by Jon mackay, 05-23-2011 07:53 AM
    • Replies: 18
    • Views: 15,774
    05-30-2011, 08:56 PM Go to last post
  22. Gas burning furnace flue height in nyc

    Started by Tony Peluso, 04-04-2010 07:04 PM
    • Replies: 4
    • Views: 2,464
    05-30-2011, 10:16 AM Go to last post
  23. Make-up combustion air rqmt.

    Started by Bob Fuhrmann, 03-08-2011 02:32 PM
    • Replies: 13
    • Views: 3,258
    05-29-2011, 04:58 AM Go to last post
  24. Horizontal Duct to Plenum Connection Question

    Started by ed morales, 05-27-2011 10:48 AM
    • Replies: 5
    • Views: 3,353
    05-27-2011, 01:36 PM Go to last post
  25. Air handler plenum

    Started by william siegel, 04-18-2007 11:30 AM
    • Replies: 9
    • Views: 5,399
    05-27-2011, 10:58 AM Go to last post
  26. Whistling vent

    Started by Jon mackay, 05-23-2011 08:17 AM
    • Replies: 2
    • Views: 1,603
    05-24-2011, 07:06 AM Go to last post
  27. What Is It

    Started by Jim Robinson, 05-18-2011 09:49 PM
    • Replies: 5
    • Views: 1,218
    05-23-2011, 09:37 PM Go to last post
  28. Furnace venting, I'm on a roll

    Started by mathew stouffer, 05-20-2011 04:32 PM
    • Replies: 7
    • Views: 1,355
    05-23-2011, 09:42 AM Go to last post
  29. Gas company red tags furnace

    Started by mathew stouffer, 05-21-2011 08:35 AM
    • Replies: 4
    • Views: 3,047
    05-23-2011, 07:51 AM Go to last post
  30. Yikes!

    Started by Benjamin Thompson, 05-19-2011 09:46 PM
    • Replies: 6
    • Views: 1,191
    05-23-2011, 06:49 AM Go to last post
  31. dryer duct construction

    Started by John Arnold, 05-11-2011 02:27 PM
    • Replies: 7
    • Views: 2,227
    05-17-2011, 06:59 PM Go to last post
  32. Sealant on vent pipes

    Started by Norm Peery, 05-17-2011 05:30 PM
    • Replies: 0
    • Views: 1,102
    05-17-2011, 05:30 PM Go to last post
  33. Filter on HVAC System

    Started by Sam Morris, 05-16-2011 07:47 PM
    • Replies: 3
    • Views: 1,377
    05-17-2011, 10:06 AM Go to last post
  34. Single Unit Dual Zone System

    Started by James Duffin, 05-16-2011 08:01 PM
    • Replies: 2
    • Views: 2,705
    05-17-2011, 06:18 AM Go to last post
  35. Wooden plenum for unconditioned air?

    Started by Michael Thomas, 05-12-2011 03:22 PM
    • Replies: 3
    • Views: 1,816
    05-13-2011, 11:14 AM Go to last post
  36. Heat exchanger, gas hot water boiler

    Started by mathew stouffer, 05-11-2011 11:02 AM
    • Replies: 5
    • Views: 2,214
    05-12-2011, 08:09 AM Go to last post
  37. Pantina-like corrosion on condenser coil

    Started by Dave Hahn, 05-05-2011 01:28 PM
    • Replies: 9
    • Views: 2,743
    05-11-2011, 04:21 PM Go to last post
  38. Condensate line question

    Started by Marc M, 11-30-2009 10:53 PM
    • Replies: 19
    • Views: 5,274
    05-06-2011, 12:28 PM Go to last post
  39. No Return Air Plenum?

    Started by Rick Hurst, 04-21-2011 06:59 PM
    • Replies: 24
    • Views: 12,486
    05-06-2011, 10:35 AM Go to last post
  40. Radiant Heat systems

    Started by fidel gonzales, 05-01-2011 04:35 PM
    • Replies: 12
    • Views: 4,158
    05-06-2011, 07:54 AM Go to last post
  41. Return air in bathroom

    Started by Sam Morris, 05-04-2011 06:05 AM
    • Replies: 5
    • Views: 3,524
    05-06-2011, 07:47 AM Go to last post
  42. Unknown AC manufacturer

    Started by Don Horn, 05-05-2011 05:22 AM
    • Replies: 5
    • Views: 1,495
    05-05-2011, 07:26 AM Go to last post
  43. Real quick single wall clearance Q

    Started by Ross Neag, 05-04-2011 05:45 AM
    • Replies: 6
    • Views: 1,773
    05-05-2011, 06:44 AM Go to last post
  44. Geothermal System

    Started by Sam Morris, 04-14-2011 08:12 PM
    • Replies: 6
    • Views: 4,286
    05-02-2011, 08:54 AM Go to last post
  45. utica Boiler age

    Started by Bryan Wilcox, 05-01-2011 03:17 PM
    • Replies: 1
    • Views: 3,572
    05-01-2011, 03:47 PM Go to last post
  46. LP Tank - underground installation

    Started by Ken Amelin, 04-28-2011 12:24 PM
    • Replies: 4
    • Views: 4,155
    04-28-2011, 08:39 PM Go to last post
  47. Help Identify duct deterioation

    Started by Martin Muth, 04-22-2011 11:53 AM
    • Replies: 7
    • Views: 1,739
    04-28-2011, 12:56 PM Go to last post
  48. A/C Manufacturer?

    Started by Thomas Jones, 04-27-2011 10:37 PM
    • Replies: 3
    • Views: 1,793
    04-28-2011, 09:11 AM Go to last post
  49. Return Register on Ceiling

    Started by STEVEN CHUNG, 04-20-2011 12:21 PM
    • Replies: 4
    • Views: 2,060
    04-25-2011, 09:11 PM Go to last post
  50. Ancient Electric Furnace

    Started by Bob Ozbirn, 04-21-2011 07:57 PM
    • Replies: 5
    • Views: 1,646
    04-24-2011, 05:40 AM Go to last post
    • Replies: 7
    • Views: 3,633
    04-23-2011, 05:16 PM Go to last post
  51. Mitsubishi Air Conditioners

    Started by wayne soper, 04-20-2011 07:43 AM
    • Replies: 2
    • Views: 1,532
    04-23-2011, 04:12 PM Go to last post
  52. Storm collar

    Started by mathew stouffer, 04-11-2011 07:03 PM
    • Replies: 2
    • Views: 2,016
    04-19-2011, 06:43 AM Go to last post
  53. Unitary / York Air Conditioning products

    Started by Bruce Hutton, 04-14-2011 11:16 PM
    • Replies: 3
    • Views: 6,214
    04-17-2011, 10:03 PM Go to last post
    • Replies: 8
    • Views: 3,407
    04-15-2011, 03:48 PM Go to last post
  54. Max Vertical lift of Condensate pumps?

    Started by Bruce Ramsey, 04-09-2011 06:56 PM
    • Replies: 4
    • Views: 3,249
    04-10-2011, 11:02 AM Go to last post
  55. Direct Vent Furnace Venting Downhill

    Started by David Tontarski, 04-04-2011 05:46 AM
    • Replies: 7
    • Views: 3,593
    04-07-2011, 05:57 AM Go to last post
  56. 3" Pad Rule

    Started by Mike Birenbaum, 03-28-2011 10:59 AM
    • Replies: 14
    • Views: 4,202
    04-05-2011, 05:58 AM Go to last post
  57. filters in returns

    Started by John Arnold, 03-25-2011 03:11 PM
    • Replies: 9
    • Views: 2,815
    04-04-2011, 01:07 PM Go to last post
  58. A/C seemed to not be working.

    Started by Garry Sorrells, 04-01-2011 07:15 AM
    • Replies: 2
    • Views: 1,579
    04-01-2011, 09:11 AM Go to last post
  59. Fernco in furnace vent pipe

    Started by Scott Latosky, 03-27-2011 07:48 PM
    • Replies: 5
    • Views: 5,118
    03-28-2011, 04:59 AM Go to last post
  60. IMPROPER EXHAUST VENTS AND DRAIN PIPE

    Started by CHARLIE VAN FLEET, 03-22-2011 04:47 PM
    • Replies: 6
    • Views: 3,582
    03-26-2011, 05:42 PM Go to last post
  61. Ceil Heat

    Started by Jeffrey L. Mathis, 03-21-2011 04:30 PM
    • Replies: 10
    • Views: 5,092
    03-22-2011, 07:26 PM Go to last post
  62. Amana Furnace Age

    Started by Joe Dach, 03-11-2011 03:05 PM
    • Replies: 2
    • Views: 5,323
    03-21-2011, 06:21 PM Go to last post
  63. Tarnished vent at oil furnace

    Started by Jon mackay, 03-10-2011 04:51 PM
    • Replies: 15
    • Views: 2,094
    03-21-2011, 10:43 AM Go to last post
  64. Furnace / water heater venting

    Started by Bruce Hutton, 03-17-2011 06:52 AM
    • Replies: 5
    • Views: 3,718
    03-21-2011, 08:19 AM Go to last post
  65. Rubber radiant tubing identification help

    Started by Egbert Jager, 03-19-2011 08:00 PM
    • Replies: 4
    • Views: 3,157
    03-20-2011, 05:46 PM Go to last post
  66. When did the mechanical code first state this?

    Started by John Goad, 03-12-2011 07:03 PM
    • Replies: 3
    • Views: 2,389
    03-17-2011, 02:52 PM Go to last post
  67. Holy BLEEP!!!

    Started by Nick Ostrowski, 03-11-2011 11:49 AM
    • Replies: 4
    • Views: 1,466
    03-17-2011, 12:27 PM Go to last post
    • Replies: 7
    • Views: 11,523
    03-16-2011, 09:36 PM Go to last post
  68. Cat IV Condensate

    Started by Jim Robinson, 03-14-2011 07:30 PM
    • Replies: 2
    • Views: 1,444
    03-15-2011, 07:32 AM Go to last post
  69. Barometric Damper

    Started by Joseph Hagarty, 03-12-2011 08:10 PM
    • Replies: 4
    • Views: 2,792
    03-15-2011, 05:46 AM Go to last post
  70. Readily Accessable Disconnect?

    Started by Michael Chambers, 03-08-2011 10:15 AM
    • Replies: 20
    • Views: 6,575
    03-10-2011, 07:15 PM Go to last post

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