Search:

Tag: efficiency

Search: Search took 0.00 seconds; generated 46 minute(s) ago.

    • Replies: 2
    • Views: 296
    Last Post: 03-31-2021 02:02 PM
    by Bazooka Joe  Go to last post
  1. Upflow Condenser Deflector - Market Size Estimate Request

    Started by Mark21104, 03-19-2021 02:56 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 1,702
    Last Post: 03-26-2021 09:05 AM
    by Mark21104  Go to last post
    • Replies: 2
    • Views: 433
    Last Post: 03-13-2021 09:06 AM
    by vstech  Go to last post
  2. Tell me what's wrong with my solution

    Started by ghghunter, 12-24-2020 07:04 PM
    efficiency, heating
    • Replies: 5
    • Views: 584
    Last Post: 12-25-2020 06:32 AM
    by beenthere  Go to last post
  3. Heat Pump Output Calculation - Help!!!

    Started by nnm223, 08-01-2020 10:58 AM
    cop, efficiency, heat exchanger, heat pump, performance, power, refrigerant
    • Replies: 6
    • Views: 741
    Last Post: 08-05-2020 08:34 AM
    by nnm223  Go to last post
    • Replies: 3
    • Views: 468
    Last Post: 07-18-2020 09:20 AM
    by pecmsg  Go to last post
  4. Dynamic Furnace Efficiency

    Started by morronini, 06-25-2020 06:59 PM
    control, efficiency, furnace, goodman, modulating, natural gas, residential
    • Replies: 2
    • Views: 1,131
    Last Post: 06-25-2020 10:19 PM
    by morronini  Go to last post
    • Replies: 3
    • Views: 1,021
    Last Post: 07-28-2019 03:43 PM
    by CoolinSD  Go to last post
  5. Furnace Efficiency

    Started by rmeadows, 03-08-2019 05:45 PM
    efficiency
    • Replies: 4
    • Views: 611
    Last Post: 03-08-2019 07:00 PM
    by BaldLoonie  Go to last post
  6. Boiler efficiency

    Started by GreenGiant117, 11-08-2018 08:03 AM
    boiler, efficiency, service
    • Replies: 3
    • Views: 1,002
    Last Post: 11-08-2018 06:13 PM
    by STEVEusaPA  Go to last post
  7. Coil cleaners bad for coils?

    Started by TannerD, 07-28-2018 10:10 PM
    coil cleaning, efficiency, maintenance
    • Replies: 11
    • Views: 4,353
    Last Post: 07-29-2018 06:47 PM
    by Core_d  Go to last post
    • Replies: 1
    • Views: 1,527
    Last Post: 06-13-2018 04:41 PM
    by beenthere  Go to last post
  8. Efficiency VS Size for Mini Split Systems

    Started by talllogic, 04-06-2018 05:39 PM
    efficiency, minisplit systems, mitsubishi, seer rating
    • Replies: 2
    • Views: 1,052
    Last Post: 04-08-2018 04:15 AM
    by beenthere  Go to last post
    • Replies: 14
    • Views: 3,710
    Last Post: 08-23-2016 11:54 PM
    by jeffcwheeler  Go to last post
    • Replies: 4
    • Views: 2,545
    Last Post: 08-11-2016 12:02 AM
    by dylanmitchell  Go to last post
  9. Help with drastically reduced cooling capability

    Started by millerajm, 08-09-2016 12:57 PM
    compressor troubleshooting, efficiency, evaporator, lennox, oil failure & superheat
    • Replies: 8
    • Views: 1,558
    Last Post: 08-09-2016 05:05 PM
    by millerajm  Go to last post
    • Replies: 25
    • Views: 7,044
    Last Post: 04-25-2016 07:04 PM
    by ga-hvac-tech  Go to last post
    • Replies: 4
    • Views: 2,040
    Last Post: 01-03-2016 09:26 AM
    by beenthere  Go to last post
  10. Actual/operating AFUE of older oil furnace?

    Started by philsmith22, 11-23-2015 01:36 PM
    • Replies: 15
    • Views: 2,391
    Last Post: 11-30-2015 01:04 PM
    by philsmith22  Go to last post
    • Replies: 10
    • Views: 3,587
    Last Post: 08-27-2015 04:30 AM
    by dan sw fl  Go to last post
    • Replies: 16
    • Views: 7,597
    Last Post: 08-26-2015 02:41 PM
    by stevereigh  Go to last post
  11. Advice on new system components?

    Started by CGM, 08-21-2015 12:05 PM
    air conditioner, efficiency, hvac, installation, trane
    • Replies: 7
    • Views: 2,663
    Last Post: 08-21-2015 10:05 PM
    by teddy bear  Go to last post
  12. Running Air Conditioner at night

    Started by Pondhockey, 06-28-2015 04:40 PM
    efficiency, hvac
    • Replies: 12
    • Views: 2,201
    Last Post: 06-28-2015 11:42 PM
    by Pondhockey  Go to last post
    • Replies: 1
    • Views: 1,899
    Last Post: 06-08-2015 01:22 AM
    by Hrdworkingacguy  Go to last post
    • Replies: 17
    • Views: 3,499
    Last Post: 03-17-2015 11:11 AM
    by DanKegel  Go to last post
  13. A Question for the HVAC Experts

    Started by Bobby G., 01-21-2015 11:28 PM
    2 Pages
    1 2
    air flow, air handler, efficiency
    • Replies: 25
    • Views: 5,836
    Last Post: 01-27-2015 06:19 PM
    by toocoolforschool  Go to last post
  14. Quest for max efficiency and reliability

    Started by thesheet, 08-30-2014 08:47 AM
    blowers, consumer report, efficiency, forced air, newbie, reliability, research
    • Replies: 0
    • Views: 949
    Last Post: 08-30-2014 08:47 AM
    by thesheet  Go to last post
    • Replies: 17
    • Views: 7,838
    Last Post: 08-27-2014 10:26 AM
    by PaColonial  Go to last post
  15. Can old gas boilers be changed from chimney to window venting?

    Started by DaisyM, 01-02-2014 03:35 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 7,364
    Last Post: 01-04-2014 04:38 PM
    by hvacvegas  Go to last post
  16. Energy saving for american standard furnace

    Started by bglenn1983, 12-10-2013 04:19 PM
    efficiency, short cycle
    • Replies: 3
    • Views: 1,234
    Last Post: 12-11-2013 09:48 PM
    by 54regcab  Go to last post
  17. Re-Using Chimney with 80% Effic unit

    Started by jbroberts38, 10-25-2013 10:06 AM
    efficiency, exhaust, flue
    • Replies: 4
    • Views: 1,547
    Last Post: 10-26-2013 12:52 PM
    by jbroberts38  Go to last post
  18. Honestly - Best Unit...Can't be Trane !

    Started by tedrhoads, 09-06-2013 02:13 AM
    efficiency, quality, service, trane, warranty
    • Replies: 14
    • Views: 3,573
    Last Post: 09-06-2013 08:22 PM
    by BaldLoonie  Go to last post
  19. Upgrade to 3 ton from 2.5?

    Started by SouthernGrown, 06-24-2013 12:01 PM
    amana, efficiency, thermostat
    • Replies: 5
    • Views: 2,823
    Last Post: 06-25-2013 11:04 AM
    by SouthernGrown  Go to last post
    • Replies: 3
    • Views: 3,436
    Last Post: 01-22-2013 05:50 AM
    by catmanacman  Go to last post
  20. Any leads on what this data means?

    Started by geercom, 08-28-2012 11:33 AM
    cooling, data center, efficiency
    • Replies: 0
    • Views: 1,519
    Last Post: 08-28-2012 11:33 AM
    by geercom  Go to last post
  21. TXV conversion?

    Started by Kemp, 07-09-2012 06:05 PM
    conversion, efficiency, piston, replace, tev, txv
    • Replies: 7
    • Views: 3,743
    Last Post: 07-09-2012 07:46 PM
    by Kemp  Go to last post
  22. co-mingling separate air handlers

    Started by kenvogt, 04-27-2012 02:38 PM
    efficiency, efficient comfort, thermidistat, thermostat, two-stage
    • Replies: 6
    • Views: 3,401
    Last Post: 04-27-2012 06:05 PM
    by kenvogt  Go to last post
    • Replies: 1
    • Views: 1,850
    Last Post: 03-07-2012 06:06 PM
    by skippedover  Go to last post
  23. 80% or 90%+

    Started by j4john10, 02-20-2012 03:58 AM
    efficiency, size
    • Replies: 11
    • Views: 2,867
    Last Post: 02-21-2012 03:02 PM
    by Kevin Weaver  Go to last post
  24. low capacity 15000 kcal chiller

    Started by Thermoadams, 11-22-2011 10:27 AM
    amana, article, carrier, compressor, controls, duct, efficiency
    • Replies: 1
    • Views: 1,690
    Last Post: 11-22-2011 06:27 PM
    by klove  Go to last post
  25. Unit Heater Efficiency over time?

    Started by bale, 08-19-2011 04:14 PM
    efficiency, energy, gas burner, heat exchangers
    • Replies: 6
    • Views: 1,957
    Last Post: 08-20-2011 07:28 AM
    by bale  Go to last post
  26. Unit Heater Efficiency over time?

    Started by bale, 08-19-2011 03:48 PM
    efficiency, energy efficiency, gas burner
    • Replies: 0
    • Views: 912
    Last Post: 08-19-2011 03:48 PM
    by bale  Go to last post
  27. Fluid Cooler sump temperatures

    Started by Rocketfire, 08-03-2011 03:22 PM
    cooling towers, efficiency, fluid cooler, heat transfer fluids, water cooled
    • Replies: 1
    • Views: 1,251
    Last Post: 08-03-2011 03:30 PM
    by freonr22  Go to last post
    • Replies: 0
    • Views: 1,405
    Last Post: 06-03-2011 12:25 PM
    by monocongo  Go to last post
  28. What is the efficiency of my present furnace?

    Started by montyfrost, 04-10-2011 03:10 PM
    efficiency
    • Replies: 4
    • Views: 1,692
    Last Post: 04-10-2011 11:36 PM
    by airtight_tech  Go to last post
  29. Replacing my 20+ year old furnace with ??

    Started by Shaftab, 01-12-2011 10:28 AM
    calculation, efficiency, furnace, lennox, stage, variable, york
    • Replies: 17
    • Views: 7,778
    Last Post: 01-13-2011 09:48 PM
    by amd  Go to last post
  30. Resource for looking up AFUEs on older units?

    Started by gnathanson, 09-14-2010 05:23 PM
    boiler manufacturers, efficiency, furnace
    • Replies: 1
    • Views: 1,224
    Last Post: 09-14-2010 05:47 PM
    by skippedover  Go to last post
  31. Efficiency riddle

    Started by dstrutto, 12-04-2009 11:27 AM
    boiler, combustion, efficiency, loss, riddle
    • Replies: 1
    • Views: 2,995
    Last Post: 12-04-2009 11:51 AM
    by beenthere  Go to last post
  32. High Efficiency Boiler Recommendations

    Started by RockyMtnHigh, 08-01-2009 10:56 PM
    boiler manufacturers, efficiency
    • Replies: 1
    • Views: 1,419
    Last Post: 08-02-2009 01:19 PM
    by gchank  Go to last post
    • Replies: 10
    • Views: 4,455
    Last Post: 04-28-2009 12:22 PM
    by quiensoyyo  Go to last post
Results 1 to 50 of 50