HVAC Forum

1,618 topics in this forum

1. Wesco Electric Furnace

   By CHI2, April 3, 2009
   • 13 replies
   • 9,920 views
   • 
   • Jim Katen
   • Wednesday at 04:25 AM

2. R-458A

   By Jim Katen, June 27
   • 2 replies
   • 204 views
   • 
   • Jim Katen
   • June 27

3. Question About Side Discharge Heat Pump

   By KatieLeigh, June 24
   • 1 reply
   • 142 views
   • 
   • Marc
   • June 24

4. White Powder residual from a Gas furnace??? 1 2

   By terryrwood, December 29, 2013
   • 28 replies
   • 27,611 views
   • 
   • CBrown
   • June 24

5. HVR attic unit-no Safety drip pan below?

   By JPLomeo, June 21
   • 3 replies
   • 151 views
   • 
   • Jim Katen
   • June 23

6. Holland Furnace

   By Jim Katen, May 30   

   • holland
   • furnace
   • 7 replies
   • 408 views
   • 
   • Rob Amaral
   • June 6

7. Vents close together

   By Mark P, May 30
   • 5 replies
   • 186 views
   • 
   • Jim Katen
   • June 1

8. Electric, In-floor heating

   By Jerry Simon, May 10
   • 12 replies
   • 414 views
   • 
   • Rob Amaral
   • June 1

9. White Powder around Gas Vent 1 2

   By fqp25, July 5, 2008
   • 28 replies
   • 44,429 views
   • 
   • Erby
   • May 30

10. Buried Fuel Tank

    By Mark P, May 12
    • 4 replies
    • 161 views
    • 
    • Jim Katen
    • May 13

11. Aqua Therm heating system 1 2

    By Robert Jones, February 1, 2009
    • 49 replies
    • 29,093 views
    • 
    • Erby
    • May 4

12. Atypical open *tee* installed on furnace intake-air flue pipe

    By Jerry Simon, April 29
    • 14 replies
    • 501 views
    • 
    • Jim Katen
    • May 4

13. Single AC Unit in my House

    By sangal, April 26
    • 1 reply
    • 200 views
    • 
    • Marc
    • April 26

14. Loose thermocouple = damaged circuit board

    By Freezer man Fran, April 22
    • 6 replies
    • 230 views
    • 
    • Chad Fabry
    • April 23

15. AC Refrigerant Leak?

    By Mike Lamb, December 19, 2019
    • 3 replies
    • 571 views
    • 
    • Freezer man Fran
    • April 22

16. What is that white powder on heating appliances and vents? Here's the answer...

    By Mundo Inspector, April 13
    • 6 replies
    • 295 views
    • 
    • Erby
    • April 17

17. Identify this stuff please

    By gary the home inspector, April 3
    • 6 replies
    • 330 views
    • 
    • gary the home inspector
    • April 5

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

    By dude99, October 9, 2012
    • 77 replies
    • 34,527 views
    • 
    • DHart
    • April 2

19. Gray powdery substance blowing out of my HVAC registers

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

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

    By AHI in AR, September 29, 2008
    • 224 replies
    • 131,265 views
    • 
    • Jim Katen
    • February 19

21. Looking for age of Janitrol furnace

    By drw, June 22, 2006
    • 6 replies
    • 4,316 views
    • 
    • Reaper 7
    • February 15

22. Electric bill doubled after new gas furnace install

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

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

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

24. info please intertherm baseboard heaters 1 2

    By kurt, October 13, 2007
    • 29 replies
    • 27,055 views
    • 
    • Bruce McGovern
    • January 16

25. Old WESCO limit switch?

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