HVAC Forum

1,657 topics in this forum

1. Nice FREE Boiler Download

   By hausdok, October 5, 2010
   • 6 replies
   • 2.3k views
   • 
   • Charlie R
   • October 10, 2010

2. Cooling Tower-Single, 2 speed, vfd - how 2 tell?

   By MPdesign, October 7, 2010
   • 2 replies
   • 2.2k views
   • 
   • MPdesign
   • October 7, 2010

3. Brand preference for new equipment?

   By AHI in AR, October 6, 2010
   • 12 replies
   • 2.5k views
   • 
   • MPdesign
   • October 7, 2010

4. Flue corrosion

   By cbass, October 6, 2010
   • 5 replies
   • 2.4k views
   • 
   • Rob Amaral
   • October 7, 2010

5. Metal insulated ducts

   By mgbinspect, October 7, 2010
   • 1 reply
   • 1.4k views
   • 
   • Marc
   • October 7, 2010

6. Wood stud in Air Return Plenum

   By jca, October 5, 2010
   • 2 replies
   • 5.8k views
   • 
   • Jim Katen
   • October 5, 2010

7. Steam Boiler- Venting

   By Neal Lewis, October 1, 2010
   • 6 replies
   • 4.2k views
   • 
   • MPdesign
   • October 4, 2010

8. Downdraft or Upside down?

   By mgbinspect, October 3, 2010
   • 12 replies
   • 6.8k views
   • 
   • Tom Raymond
   • October 4, 2010

9. Home Inspection issue 1 2

   By om, September 28, 2010
   • 25 replies
   • 3.9k views
   • 
   • Hearthman
   • September 30, 2010

10. Nutone air to air heat exchanger

    By Robert Jones, December 31, 2009
    • 6 replies
    • 6.9k views
    • 
    • hausdok
    • September 28, 2010

11. Exhaust vents under deck landing

    By montana, September 25, 2010
    • 19 replies
    • 7.8k views
    • 
    • Tom Raymond
    • September 28, 2010

12. Mitsu HP Age?

    By Jim Katen, September 25, 2010
    • 7 replies
    • 2.1k views
    • 
    • Terence McCann
    • September 27, 2010

13. Check out this picture of a scary heating system

    By Neal Lewis, September 24, 2010
    • 5 replies
    • 1.9k views
    • 
    • palmettoinspect
    • September 24, 2010

14. Add VFD to 20 ton AHU

    By MPdesign, September 8, 2010
    • 4 replies
    • 2.6k views
    • 
    • Douglas Hansen
    • September 22, 2010

15. Replacing R22 condenser - what is recommended?

    By MPdesign, September 21, 2010
    • 4 replies
    • 9.7k views
    • 
    • Terence McCann
    • September 21, 2010

16. steam or hydronic? 1 2

    By John Dirks Jr, September 15, 2010
    • 35 replies
    • 5.4k views
    • 
    • MPdesign
    • September 21, 2010

17. Dealing with a moronic HVAC Contractor

    By mgbinspect, September 16, 2010
    • 15 replies
    • 2.3k views
    • 
    • mgbinspect
    • September 21, 2010

18. Foam board in cold air return?

    By Bryan, June 4, 2010
    • 2 replies
    • 5.9k views
    • 
    • Marc
    • September 21, 2010

19. Plumbing in a return plenum

    By elgato, May 6, 2010
    • 12 replies
    • 7.3k views
    • 
    • genduct
    • September 21, 2010

20. Air blowing out at 63 degrees - problem is... 1 2

    By MPdesign, August 18, 2010
    • 26 replies
    • 9k views
    • 
    • genduct
    • September 21, 2010

21. New definition of furring

    By Jim Baird, August 21, 2010
    • 1 reply
    • 2.1k views
    • 
    • vilson
    • September 9, 2010

22. Shell and Tube Heat Exchanger

    By MPdesign, August 25, 2010
    • 6 replies
    • 2.5k views
    • 
    • vilson
    • September 9, 2010

23. Another first

    By Darren, September 7, 2010
    • 2 replies
    • 1.7k views
    • 
    • Bill Kibbel
    • September 7, 2010

24. Mechanical Ventilation Hoods and Shutters

    By mgbinspect, September 4, 2010
    • 2 replies
    • 1.6k views
    • 
    • mgbinspect
    • September 4, 2010

25. Can someone please clarify NOx for me...?

    By David Meiland, September 4, 2010
    • 1 reply
    • 1.6k views
    • 
    • Terence McCann
    • September 4, 2010