HVAC Forum

1,654 topics in this forum

1. 1988 AirCo furnaces - repair or replace?

   By mmahdi, November 20
   • 3 replies
   • 123 views
   • 
   • Jim Katen
   • November 22

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

   By Mark P, October 10, 2012
   • 93 replies
   • 53.1k views
   • 
   • mmahdi
   • November 20

3. It's probably district steam heat

   By Bill Kibbel, November 11
   • 2 replies
   • 380 views
   • 
   • Jim Katen
   • November 12

4. Apollo HydroHeat -- known problems? 1 2 3 4 10

   By AHI in AR, September 29, 2008
   • 236 replies
   • 159.9k views
   • 
   • hausdok
   • November 1

5. home inspection. Need a review on this company

   By John Lewis, September 25   

   • home inspector
   • 3 replies
   • 357 views
   • 
   • Jerry Simon
   • September 25

6. Another date of manufacture question...

   By blazenut, October 13, 2009
   • 5 replies
   • 5.4k views
   • 
   • Bonnie G
   • September 12

7. Duct covering identification help

   By Matthew Jardine, August 23
   • 3 replies
   • 284 views
   • 
   • Matthew Jardine
   • August 24

8. No heat when on generator

   By Denray, January 10
   • 22 replies
   • 1.7k views
   • 
   • Jim Katen
   • January 28

9. American Standard/Sunbeam Furnace Age

   By savannah, May 28, 2009
   • 4 replies
   • 6.2k views
   • 
   • Jerry Simon
   • January 27

10. Overheating Circuit Board? 1 2

    By Jim Katen, June 14, 2018
    • 43 replies
    • 4.3k views
    • 
    • Troyster510
    • December 14, 2022

11. Wesco Electric Furnace

    By CHI2, April 3, 2009
    • 19 replies
    • 14.3k views
    • 
    • Jim Katen
    • November 26, 2022

12. Upgrading a Wesco electric furnace 1 2

    By John Kogel, December 31, 2012
    • 28 replies
    • 19k views
    • 
    • PSI Guy
    • November 20, 2022

13. White Powder around Gas Vent 1 2

    By fqp25, July 5, 2008
    • 30 replies
    • 73.2k views
    • 
    • Jim Katen
    • October 17, 2022

14. ANSI date required

    By Mike Lamb, August 24, 2022
    • 0 replies
    • 469 views
    • 
    • Mike Lamb
    • August 24, 2022

15. Which Brand HVAC???

    By fyrmnk, June 27, 2017
    • 19 replies
    • 10.8k views
    • 
    • Michael Brown
    • June 20, 2022

16. Is this asbestos duct tape?

    By exp9, June 8, 2022
    • 5 replies
    • 724 views
    • 
    • exp9
    • June 9, 2022

17. 8 inch vent in 2 x 12 rim joist?

    By Michael Brown, May 30, 2022
    • 7 replies
    • 663 views
    • 
    • Michael Brown
    • May 31, 2022

18. Airco AGS 120 and 80

    By Island 1, May 5, 2022
    • 1 reply
    • 424 views
    • 
    • Jim Katen
    • May 6, 2022

19. heat pump short cycle

    By John Dirks Jr, April 21, 2022
    • 7 replies
    • 540 views
    • 
    • John Dirks Jr
    • May 1, 2022

20. Daikin mini split heat issue

    By Ntdk1212, April 6, 2022
    • 0 replies
    • 457 views
    • 
    • Ntdk1212
    • April 6, 2022

21. 1940's chimney with "extra connection"

    By ejager, March 20, 2022
    • 1 reply
    • 464 views
    • 
    • Jim Katen
    • March 21, 2022

22. Kewanee Boiler Age

    By Mike Lamb, March 7, 2022
    • 2 replies
    • 849 views
    • 
    • Jim Katen
    • March 9, 2022

23. Odor from AC and Heating vents

    By Mark22, February 4, 2022
    • 12 replies
    • 778 views
    • 
    • Bill Kibbel
    • February 24, 2022

24. Gas fire 4" Type-B vent replacement

    By Tanquen, December 11, 2021
    • 4 replies
    • 981 views
    • 
    • Tanquen
    • December 13, 2021

25. Maintaining a vintage 1950s-1960s Holland forced air gas furnace?

    By Ozzuneoj, October 10, 2021
    • 10 replies
    • 2.1k views
    • 
    • Ozzuneoj
    • October 18, 2021