HVAC Forum

1,607 topics in this forum

1. Identify this stuff please

   By gary the home inspector, Friday at 10:09 PM
   • 6 replies
   • 137 views
   • 
   • gary the home inspector
   • Sunday at 01:04 PM

2. Yet another furnace age question, Old Airco 1 2 3 4

   By dude99, October 9, 2012
   • 77 replies
   • 32,450 views
   • 
   • DHart
   • April 2

3. White Powder around Gas Vent

   By fqp25, July 5, 2008
   • 23 replies
   • 42,035 views
   • 
   • Brad Burke
   • March 26

4. Gray powdery substance blowing out of my HVAC registers

   By Bobbie, February 27
   • 7 replies
   • 468 views
   • 
   • hausdok
   • March 23

5. Apollo HydroHeat -- known problems? 1 2 3 4 9

   By AHI in AR, September 29, 2008
   • 224 replies
   • 128,863 views
   • 
   • Jim Katen
   • February 19

6. Looking for age of Janitrol furnace

   By drw, June 22, 2006
   • 6 replies
   • 4,194 views
   • 
   • Reaper 7
   • February 15

7. Electric bill doubled after new gas furnace install

   By lnm1016, January 29
   • 2 replies
   • 209 views
   • 
   • Jerry Simon
   • January 30

8. Out of curiosity, whats this cylinder on an old Lennox humidifier

   By ejager, January 24
   • 4 replies
   • 231 views
   • 
   • Les
   • January 27

9. info please intertherm baseboard heaters 1 2

   By kurt, October 13, 2007
   • 29 replies
   • 26,688 views
   • 
   • Bruce McGovern
   • January 16

10. AC Refrigerant Leak?

    By Mike Lamb, December 19, 2019
    • 2 replies
    • 424 views
    • 
    • Marc
    • December 19, 2019

11. Old WESCO limit switch?

    By jas0578, November 30, 2019
    • 1 reply
    • 279 views
    • 
    • Jim Katen
    • December 2, 2019

12. Dust from old HVAC vents

    By nathan.schlingmann, November 29, 2019   

    • hvac
    • dust
    • 1 reply
    • 211 views
    • 
    • Marc
    • November 30, 2019

13. Single Wall Furnace/Water Heater Vent Through Wall To Chimney

    By DPugh, November 23, 2019
    • 5 replies
    • 389 views
    • 
    • ejager
    • November 25, 2019

14. Mini split lines frosting up 1 2 3

    By John Dirks Jr, June 8, 2019
    • 70 replies
    • 3,005 views
    • 
    • Marc
    • November 17, 2019

15. Airco Turbo 8300 model TH-150H cycles on and off

    By Bruce Cahoon, November 13, 2019   

    • 8300
    • turbo
    • (and 2 more)

      Tagged with:

      • 8300
      • turbo
      • airco
      • r2000
    • 19 replies
    • 378 views
    • 
    • Jim Katen
    • November 16, 2019

16. Gas Dryer

    By Ponyboy, March 12, 2010
    • 18 replies
    • 7,273 views
    • 
    • Johnnyboy
    • November 15, 2019

17. What happened to the Williams Obsolescence chart

    By HenryLemmon, November 8, 2019
    • 1 reply
    • 184 views
    • 
    • Jim Katen
    • November 9, 2019

18. Fiberglass as fire blocking

    By Mike Lamb, August 21, 2019
    • 4 replies
    • 604 views
    • 
    • inspector57
    • August 22, 2019

19. Very Cold, Very Old AC

    By Jim Katen, July 4, 2019
    • 17 replies
    • 871 views
    • 
    • mgbinspect
    • August 1, 2019

20. Sears System Guardian

    By Garet, January 27, 2012
    • 6 replies
    • 2,669 views
    • 
    • Samantha
    • July 3, 2019

21. Red Plugs in Cat 4 Vent

    By Mike Lamb, June 19, 2019
    • 2 replies
    • 269 views
    • 
    • Jim Katen
    • June 19, 2019

22. Two AC compressors and one air handler

    By Mike Lamb, June 13, 2019
    • 7 replies
    • 398 views
    • 
    • Jim Katen
    • June 15, 2019

23. Vented condensate drain

    By Marc, June 5, 2019
    • 2 replies
    • 370 views
    • 
    • Jim Katen
    • June 6, 2019

24. New Name, Same Equipment

    By Bill Kibbel, April 25, 2019
    • 6 replies
    • 662 views
    • 
    • Marc
    • April 27, 2019

25. Stand-Alone Gas-Fired "Boiler/Radiator"

    By Rob Amaral, April 9, 2019
    • 2 replies
    • 377 views
    • 
    • Marc
    • April 9, 2019