HVAC Forum

1,657 topics in this forum

1. Gas pipe exposed to fire

   By Brandon Whitmore, December 31, 2012
   • 19 replies
   • 2.8k views
   • 
   • Jim Katen
   • February 19, 2013

2. Date of Furnace from gas valve label

   By Mark P, February 17, 2013
   • 4 replies
   • 1.8k views
   • 
   • Stephen D. Gazo
   • February 18, 2013

3. Electric furnace wiring temps

   By David Meiland, February 18, 2013
   • 5 replies
   • 1.8k views
   • 
   • David Meiland
   • February 18, 2013

4. Modified B-vent

   By Neal Lewis, January 23, 2013
   • 3 replies
   • 1.6k views
   • 
   • Hearthman
   • February 17, 2013

5. Steam boiler question

   By Neal Lewis, February 7, 2013
   • 18 replies
   • 2.9k views
   • 
   • ghentjr
   • February 10, 2013

6. What is this tank for?

   By JohnC, February 8, 2013
   • 3 replies
   • 1.6k views
   • 
   • Bill Kibbel
   • February 9, 2013

7. Cat IV Wall Exit

   By Mike Lamb, February 7, 2013
   • 7 replies
   • 2.1k views
   • 
   • Marc
   • February 8, 2013

8. Date codes

   By allseason, February 4, 2013
   • 1 reply
   • 1.5k views
   • 
   • Neal Lewis
   • February 4, 2013

9. Combustion air / condensing furnace

   By inspectorwill, February 4, 2013
   • 8 replies
   • 2.2k views
   • 
   • Eric B
   • February 4, 2013

10. Creative or not?

    By AHI in AR, January 31, 2013
    • 8 replies
    • 1.7k views
    • 
    • Les
    • February 4, 2013

11. The hits keep on comin'..

    By Rob Amaral, February 2, 2013
    • 3 replies
    • 1.4k views
    • 
    • hausdok
    • February 2, 2013

12. Miller AC Age?

    By Mike Lamb, January 30, 2013
    • 3 replies
    • 1.9k views
    • 
    • Marc
    • January 30, 2013

13. Terminology - FAU, FCU, Furnace, AHU, MAU, etc

    By MPdesign, January 29, 2013
    • 7 replies
    • 18.2k views
    • 
    • MPdesign
    • January 29, 2013

14. Hydronic Study

    By kurt, January 24, 2013
    • 11 replies
    • 2k views
    • 
    • Yooper
    • January 25, 2013

15. Conquest 90 furnace issue

    By roydoty, January 21, 2013
    • 8 replies
    • 2.5k views
    • 
    • gtblum
    • January 22, 2013

16. Deputy Inspector Jobs in Texas

    By MDBoilerGuy, January 20, 2013
    • 1 reply
    • 1.4k views
    • 
    • Jerry Simon
    • January 20, 2013

17. Duct Board Questions

    By mijotter, January 16, 2013
    • 4 replies
    • 1.8k views
    • 
    • Marc
    • January 16, 2013

18. What's going on here?

    By gtblum, January 15, 2013
    • 2 replies
    • 1.7k views
    • 
    • John Kogel
    • January 16, 2013

19. Max pvc flue pipe for furnace

    By henry, January 15, 2013
    • 4 replies
    • 1.6k views
    • 
    • Neal Lewis
    • January 16, 2013

20. New efficiency regulation for furnaces

    By Neal Lewis, November 25, 2012
    • 6 replies
    • 2.9k views
    • 
    • Neal Lewis
    • January 15, 2013

21. Boiler Heat Exchanger

    By Mike Lamb, December 16, 2012
    • 9 replies
    • 2.1k views
    • 
    • Mike Lamb
    • January 13, 2013

22. Furnace cycles on and off

    By firozhirji, March 25, 2010
    • 16 replies
    • 7.4k views
    • 
    • Brandon Whitmore
    • December 22, 2012

23. Millivolt gas igniter questions

    By John Kogel, December 18, 2012
    • 6 replies
    • 4.9k views
    • 
    • Brandon Whitmore
    • December 18, 2012

24. Home Made Garage Heater

    By Mark P, December 17, 2012
    • 4 replies
    • 4.2k views
    • 
    • John Kogel
    • December 18, 2012

25. Fan Assisted Horizontal Vent

    By Mike Lamb, December 16, 2012
    • 4 replies
    • 1.9k views
    • 
    • Brandon Whitmore
    • December 18, 2012