Page 1 of 2 12 LastLast
Threads 1 to 40 of 67

Forum: Energy Efficiency and Building Performance Discussion NEW

Energy Efficiency and Building Performance Discussion

  1. Normal Thread Normal Threads

  2. additional heat pump capacity

    Started by MIKEALSO, 05-23-2022 05:00 PM
    • Replies: 5
    • Views: 829
    09-29-2022, 10:21 PM Go to last post
    • Replies: 3
    • Views: 2,713
    07-12-2022, 10:58 AM Go to last post
  3. Efficient Duct Design? I have concerns

    Started by walkingdrunken, 02-22-2022 08:36 AM
    5 Pages
    1 2 3 4 5
    • Replies: 87
    • Views: 10,703
    07-04-2022, 10:14 AM Go to last post
  4. chiller efficiency

    Started by mohad_i, 12-12-2021 08:10 AM
    • Replies: 8
    • Views: 1,549
    05-30-2022, 08:05 AM Go to last post
  5. Heat Pump and COP

    Started by ggazzola, 02-23-2022 09:07 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,395
    05-12-2022, 05:28 PM Go to last post
  6. R410 phase down and R454B alternative

    Started by mohad_i, 05-07-2022 04:48 AM
    • Replies: 0
    • Views: 735
    05-07-2022, 04:48 AM Go to last post
  7. Amperage usage for Multi Stage Compressors

    Started by Inspector314, 07-08-2021 09:16 PM
    • Replies: 8
    • Views: 2,927
    02-20-2022, 09:24 AM Go to last post
    • Replies: 7
    • Views: 1,823
    01-14-2022, 04:50 PM Go to last post
  8. Air to Air Heat Pump in cold temperatures

    Started by bduemig, 01-12-2020 10:15 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 8,199
    01-08-2022, 09:25 PM Go to last post
    • Replies: 0
    • Views: 849
    12-13-2021, 08:53 AM Go to last post
  9. Ground to space controls

    Started by Lariliss, 11-12-2021 03:03 AM
    • Replies: 0
    • Views: 831
    11-12-2021, 03:03 AM Go to last post
    • Replies: 12
    • Views: 1,913
    11-09-2021, 04:01 PM Go to last post
  10. Understanding EER

    Started by Aircol, 09-30-2021 08:09 PM
    • Replies: 2
    • Views: 2,106
    10-15-2021, 02:55 PM Go to last post
  11. Sizing A/C and ERV for my house

    Started by Retread, 02-18-2021 04:56 PM
    • Replies: 4
    • Views: 4,037
    09-01-2021, 08:46 AM Go to last post
    • Replies: 8
    • Views: 4,655
    07-09-2021, 11:09 AM Go to last post
  12. twin heat recovery wheel for FAHU

    Started by moideen, 06-01-2021 02:48 AM
    • Replies: 0
    • Views: 1,359
    06-01-2021, 02:48 AM Go to last post
  13. Electrify Everything

    Started by mhoush, 12-16-2020 09:01 PM
    5 Pages
    1 2 3 4 5
    • Replies: 92
    • Views: 24,262
    05-13-2021, 09:18 PM Go to last post
  14. 2 stage, multiple condenser system question.

    Started by 23F5%, 05-05-2021 09:23 AM
    • Replies: 5
    • Views: 1,931
    05-10-2021, 10:06 AM Go to last post
  15. Design principles for a comfortable HVAC system

    Started by Jamesss, 04-01-2021 07:20 AM
    • Replies: 1
    • Views: 2,310
    04-01-2021, 07:18 PM Go to last post
    • Replies: 5
    • Views: 2,221
    03-01-2021, 04:47 PM Go to last post
  16. Question ERV where to put the fresh air!

    Started by M2coolcomfort, 02-10-2021 10:08 AM
    • Replies: 17
    • Views: 3,342
    02-17-2021, 07:50 PM Go to last post
  17. Refrigerant Retrofitting

    Started by mohad_i, 01-26-2021 03:57 AM
    • Replies: 0
    • Views: 2,027
    01-26-2021, 03:57 AM Go to last post
  18. Is building science still BOOMIN?

    Started by Ambition, 01-15-2020 10:05 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 13,003
    12-17-2020, 05:30 PM Go to last post
  19. Need advice on heaters

    Started by Rou25, 09-24-2020 05:50 AM
    2 Pages
    1 2
    • Replies: 29
    • Views: 18,578
    11-26-2020, 03:00 PM Go to last post
  20. Good Forum Topic - Analytics

    Started by adrianfromoz, 04-12-2017 08:13 PM
    • Replies: 13
    • Views: 10,229
    09-28-2020, 10:08 AM Go to last post
  21. Foam board between shingle roof and metal roof

    Started by downeaster, 09-19-2020 10:38 AM
    • Replies: 3
    • Views: 3,631
    09-21-2020, 09:23 AM Go to last post
  22. Help with Gas vs HP or something else

    Started by Tekjunkie, 08-01-2020 03:17 PM
    • Replies: 1
    • Views: 3,829
    09-17-2020, 09:43 PM Go to last post
  23. Vapor barrier at exterior wall surface ?

    Started by Poodle Head Mikey, 03-12-2019 10:29 PM
    • Replies: 13
    • Views: 8,640
    09-06-2020, 09:06 PM Go to last post
  24. Which one is more efficient?

    Started by eshi1362, 06-21-2017 10:54 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 16,708
    09-02-2020, 09:07 PM Go to last post
    • Replies: 19
    • Views: 11,961
    07-27-2020, 12:04 PM Go to last post
    • Replies: 4
    • Views: 4,387
    07-26-2020, 11:30 AM Go to last post
  25. Question Energy management solutions pricing

    Started by KaiRie, 12-11-2019 05:21 AM
    • Replies: 2
    • Views: 6,149
    06-19-2020, 07:40 PM Go to last post
  26. Solx energy

    Started by barty, 02-02-2019 11:57 AM
    3 Pages
    1 2 3
    • Replies: 48
    • Views: 33,186
    05-25-2020, 12:34 PM Go to last post
  27. Oversizing with 2 stage equipment to save energy/run less

    Started by ats1986, 06-15-2019 10:17 PM
    2 Pages
    1 2
    • Replies: 31
    • Views: 11,639
    05-19-2020, 10:26 AM Go to last post
  28. Infra Red Heating for High Bay Buildings

    Started by Curious57, 12-12-2019 08:16 PM
    • Replies: 2
    • Views: 4,657
    05-13-2020, 04:31 PM Go to last post
    • Replies: 6
    • Views: 6,451
    12-28-2019, 04:47 PM Go to last post
  29. Spray foam insulation--Whats the deal??

    Started by Ambition, 11-26-2019 09:51 AM
    • Replies: 3
    • Views: 5,097
    11-27-2019, 09:28 AM Go to last post
  30. kW equals BTUs...or does it?

    Started by OHDataCenterGuy, 10-22-2019 12:17 PM
    2 Pages
    1 2
    • Replies: 27
    • Views: 10,533
    11-24-2019, 05:54 AM Go to last post
  31. HEATPIPS in FAHU

    Started by moideen, 11-11-2019 03:37 AM
    • Replies: 9
    • Views: 6,946
    11-17-2019, 01:02 PM Go to last post
  32. EU SEER <=> US SEER?

    Started by gustavhorna, 06-12-2019 06:36 PM
    • Replies: 4
    • Views: 8,817
    10-23-2019, 04:22 AM Go to last post

Page 1 of 2 12 LastLast

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend

Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 20 replies or 150 views
Hot thread with unread posts
More than 20 replies or 150 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Thread Contains a Message Written By You
You have posted in this thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •