HVAC Forum

1,662 topics in this forum

1. Undersized Line Sets

   By mgbinspect, January 29, 2011
   • 23 replies
   • 12.9k views
   • 
   • plummen
   • February 1, 2011

2. Duct Material Requirements per ICC

   By MRB, April 11, 2012
   • 23 replies
   • 2.7k views
   • 
   • MRB
   • April 12, 2012

3. How close can exhaust furnace pipe be from gas ln

   By Pittsburghsasha, October 5, 2014
   • 23 replies
   • 7.2k views
   • 
   • Jim Katen
   • October 12, 2014

4. Heat source in bedroom

   By Mark P, December 26, 2015
   • 23 replies
   • 5.5k views
   • 
   • kurt
   • January 1, 2016

5. Upside down condenser fan?

   By Neal Lewis, June 7, 2007
   • 22 replies
   • 14k views
   • 
   • Brian G
   • June 14, 2007

6. odd place for a register

   By John Dirks Jr, May 10, 2008
   • 22 replies
   • 3k views
   • 
   • Mike Lamb
   • May 11, 2008

7. High winds cancel the system's call for heat.

   By nixond, February 3, 2009
   • 22 replies
   • 7.2k views
   • 
   • MechAcc
   • February 18, 2009

8. How Much Do You Disassemble?

   By hausdok, September 1, 2009
   • 22 replies
   • 3k views
   • 
   • Jim Katen
   • September 3, 2009

9. unhappy furnace

   By rayzur9, December 3, 2009
   • 22 replies
   • 8.7k views
   • 
   • rayzur9
   • December 3, 2009

10. Residential Boilers

    By Stephen D. Gazo, July 31, 2010
    • 22 replies
    • 3.3k views
    • 
    • hausdok
    • August 2, 2010

11. Furnace Install in Cold Climate Attic

    By Mike Lamb, March 2, 2011
    • 22 replies
    • 15.6k views
    • 
    • Erby
    • November 30, 2013

12. A/C in cold weather

    By allseason, January 31, 2012
    • 22 replies
    • 4.2k views
    • 
    • Marc
    • March 20, 2012

13. Why is this hose pulled off?

    By John Kogel, October 18, 2014
    • 22 replies
    • 2.9k views
    • 
    • Les
    • October 28, 2014

14. Anchoring Compressor to Support

    By Mike Lamb, April 12, 2015
    • 22 replies
    • 2.7k views
    • 
    • palmettoinspect
    • April 24, 2015

15. No heat when on generator

    By Denray, January 10, 2023
    • 22 replies
    • 3.4k views
    • 
    • Jim Katen
    • January 28, 2023

16. Clogged Condensate drain lines

    By Renron, February 3, 2004
    • 21 replies
    • 5k views
    • 
    • Renron
    • February 11, 2004

17. Strongback

    By NJinspector, August 23, 2006
    • 21 replies
    • 13k views
    • 
    • NJinspector
    • August 23, 2006

18. Clearance for supply/exhaust

    By elgato, January 8, 2008
    • 21 replies
    • 3.6k views
    • 
    • Hearthman
    • January 11, 2008

19. oil/wood combination boiler

    By travismoshier, September 25, 2008
    • 21 replies
    • 4k views
    • 
    • SonOfSwamp
    • September 27, 2008

20. Any idea (or guess) what these are/were for?

    By Richard Moore, December 22, 2009
    • 21 replies
    • 2.9k views
    • 
    • Jim Katen
    • December 23, 2009

21. Mini-Split Heat Pumps

    By kurt, July 15, 2010
    • 21 replies
    • 5.4k views
    • 
    • Nolan Kienitz
    • July 19, 2010

22. Your Opinion Please

    By rbaake, October 30, 2011
    • 21 replies
    • 3.2k views
    • 
    • Neal Lewis
    • November 15, 2011

23. New Furnace and Flue with corrosion after 2 weeks

    By dalmat36, January 6, 2012
    • 21 replies
    • 4.9k views
    • 
    • HVACMASTER
    • March 15, 2012

24. SEER question for the legendary Seer

    By chrisprickett, January 28, 2004
    • 20 replies
    • 5k views
    • 
    • Chad Fabry
    • February 2, 2004

25. A draft inducing blower defect

    By mgbinspect, March 8, 2006
    • 20 replies
    • 4.3k views
    • 
    • Hearthman
    • August 18, 2010