HVAC Forum

1,662 topics in this forum

1. Conquest 90 Issue

   By iweegan, October 5, 2009
   • 5 replies
   • 9.6k views
   • 
   • hausdok
   • October 5, 2009

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

   By MPdesign, August 18, 2010
   • 26 replies
   • 9.5k views
   • 
   • genduct
   • September 21, 2010

3. Propane heating 1 2

   By nookandcranny, June 22, 2011
   • 47 replies
   • 9.4k views
   • 
   • davidmcg
   • June 30, 2011

4. LP gas furnace below grade ?

   By JPLomeo, August 28, 2008
   • 19 replies
   • 9.4k views
   • 
   • JPLomeo
   • August 28, 2008

5. White Stuff on Ductwork

   By Terence McCann, September 24, 2012
   • 4 replies
   • 9.4k views
   • 
   • John Kogel
   • September 24, 2012

6. Oil Tank Placement

   By Terence McCann, January 27, 2004
   • 14 replies
   • 9.3k views
   • 
   • chs ryan
   • October 11, 2007

7. Furnace Sizing 1 2

   By kurt, January 19, 2010
   • 39 replies
   • 9.2k views
   • 
   • RobC
   • February 12, 2010

8. Specs for PVC Direct Vent Pipe

   By randynavarro, January 31, 2007
   • 6 replies
   • 9.2k views
   • 
   • mortan
   • October 21, 2010

9. Max Breaker Size and Double Pole Breaker

   By O, October 2, 2008
   • 3 replies
   • 9k views
   • 
   • Jim Katen
   • October 2, 2008

10. Age Identification Of York Electric Furnace

    By dtontarski, May 6, 2008
    • 4 replies
    • 8.9k views
    • 
    • msteger
    • May 8, 2008

11. Saddle Clamp on a Gas Line

    By Brian G, May 8, 2004
    • 16 replies
    • 8.9k views
    • 
    • n/a29
    • May 10, 2004

12. enterprise fawcett oil furnace

    By 1st time furnace owner, September 14, 2008
    • 8 replies
    • 8.9k views
    • 
    • 1st time furnace owner
    • September 14, 2008

13. Boiler with no pressure reducing valve? 1 2

    By Mike Lamb, October 13, 2015
    • 25 replies
    • 8.8k views
    • 
    • Mike Lamb
    • October 13, 2015

14. New Home Builders Under-sizing A/C units

    By BlackJack, August 10, 2005
    • 7 replies
    • 8.7k views
    • 
    • MechAcc
    • September 11, 2005

15. unhappy furnace

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

16. Flame Sensor

    By Bain, February 8, 2011
    • 20 replies
    • 8.7k views
    • 
    • Bain
    • February 8, 2011

17. Tankless Heater for in-floor hydronic heat 1 2

    By Jerry Simon, March 26, 2010
    • 28 replies
    • 8.7k views
    • 
    • MPdesign
    • November 5, 2010

18. Ice Pack on the Thermostat

    By Mike Lamb, July 7, 2012
    • 11 replies
    • 8.6k views
    • 
    • Mike Lamb
    • July 10, 2012

19. Chromalox radiant ceiling heat?

    By Charlie R, May 6, 2012
    • 17 replies
    • 8.6k views
    • 
    • Jim Katen
    • October 3, 2015

20. Instructions or code 1 2

    By Chris Bernhardt, February 15, 2007
    • 41 replies
    • 8.6k views
    • 
    • Erby
    • February 25, 2007

21. Return duct not connected to furnace

    By jodil, March 9, 2009
    • 17 replies
    • 8.6k views
    • 
    • steve morris
    • March 13, 2009

22. Gas line entering HVAC cabinet

    By rlskfoster, January 14, 2005
    • 5 replies
    • 8.6k views
    • 
    • Jim Katen
    • January 16, 2005

23. Buzzing noise - heatpump resistance mode

    By CheckItOut, December 2, 2008
    • 12 replies
    • 8.5k views
    • 
    • hausdok
    • December 15, 2008

24. Anticipated snow level

    By Darren, November 23, 2009
    • 10 replies
    • 8.4k views
    • 
    • Darren
    • November 23, 2009

25. Direct and non-direct venting

    By Mike Lamb, May 30, 2011
    • 8 replies
    • 8.4k views
    • 
    • Jim Baird
    • June 1, 2011