HVAC Forum

1,591 topics in this forum

1. New Name, Same Equipment

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

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

   By Rob Amaral, April 9
   • 2 replies
   • 148 views
   • 
   • Marc
   • April 9

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

   By AHI in AR, September 29, 2008
   • 217 replies
   • 119,669 views
   • 
   • Jim Katen
   • April 6

4. Furnace Chimney - Connecting new stuff to old stuff

   By R. Reader, April 3   

   • hvac
   • chimney
   • (and 1 more)

     Tagged with:

     • hvac
     • chimney
     • roof
   • 1 reply
   • 178 views
   • 
   • Jim Katen
   • April 4

5. Rusted Furnace Exhaust Discharges Into Attic

   By Mark P, March 16
   • 4 replies
   • 341 views
   • 
   • Erby
   • March 28

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

   By terryrwood, December 29, 2013
   • 27 replies
   • 17,939 views
   • 
   • Mom
   • March 21

7. tonnage of chrysler airtemp condenser

   By walterb, June 19, 2013
   • 8 replies
   • 3,940 views
   • 
   • tplnc
   • March 5

8. Aqua Therm heating system 1 2

   By Robert Jones, February 1, 2009
   • 38 replies
   • 23,097 views
   • 
   • Crazymeiam
   • March 3

9. Furnace Plug/Knockout Required?

   By greyboy39, January 11
   • 1 reply
   • 476 views
   • 
   • Jim Katen
   • January 12

10. Common Wire Connection at Furnace

    By Rebecca, December 30, 2018   

    • hvac
    • common wire
    • (and 1 more)

      Tagged with:

      • hvac
      • common wire
      • c-wire
    • 5 replies
    • 405 views
    • 
    • Jim Katen
    • December 30, 2018

11. Cat IV Roof termination with plumbing stack flashing

    By Mike Lamb, October 26, 2018
    • 15 replies
    • 835 views
    • 
    • Bill Kibbel
    • December 11, 2018

12. Which type of pipe to use?

    By dennispalmer, July 23, 2018
    • 5 replies
    • 662 views
    • 
    • pranus
    • December 11, 2018

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

    By dude99, October 9, 2012
    • 57 replies
    • 25,828 views
    • 
    • Marc
    • December 5, 2018

14. How much condensate debris/deposit is "OK"?

    By ejager, October 26, 2018   

    • lennox
    • 80%
    • (and 2 more)

      Tagged with:

      • lennox
      • 80%
      • gasket
      • condensate
    • 5 replies
    • 525 views
    • 
    • inspector57
    • October 28, 2018

15. It's Never-Ending

    By Rob Amaral, September 24, 2018
    • 2 replies
    • 628 views
    • 
    • Perfect Home Inspection
    • October 3, 2018

16. Cat IV Vent Clearance

    By Mike Lamb, September 25, 2018
    • 2 replies
    • 282 views
    • 
    • Mike Lamb
    • September 25, 2018

17. Mitsubishi Age Identification

    By palmettoinspect, September 18, 2018
    • 4 replies
    • 366 views
    • 
    • Trent Tarter
    • September 21, 2018

18. White Powder on Vent

    By oikospastor, December 15, 2015
    • 3 replies
    • 1,194 views
    • 
    • John Ghent
    • July 19, 2018

19. White Powder Under Boiler

    By Mike Lamb, June 3, 2016
    • 7 replies
    • 1,247 views
    • 
    • dennispalmer
    • July 17, 2018

20. AC compressor problem

    By dennispalmer, July 4, 2018
    • 2 replies
    • 557 views
    • 
    • dennispalmer
    • July 13, 2018

21. Any separation wall or venting issues here?

    By Brandon Whitmore, March 17, 2017
    • 13 replies
    • 1,699 views
    • 
    • John Kogel
    • July 8, 2018

22. A/C compressor unit clicking - Split system

    By Mike Lamb, April 3, 2018
    • 9 replies
    • 967 views
    • 
    • dennispalmer
    • July 2, 2018

23. Which Brand HVAC???

    By fyrmnk, June 27, 2017
    • 12 replies
    • 1,617 views
    • 
    • dennispalmer
    • June 29, 2018

24. Poor airflow in Air conditioner

    By dennispalmer, June 27, 2018
    • 5 replies
    • 555 views
    • 
    • dennispalmer
    • June 28, 2018

25. Overheating Circuit Board?

    By Jim Katen, June 14, 2018
    • 4 replies
    • 523 views
    • 
    • John Kogel
    • June 15, 2018