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    • Replies: 16
    • Views: 538
    Last Post: 01-12-2024 12:25 PM
    by kdean1  Go to last post
  1. What MERV rating for this setup?

    Started by bront23, 01-11-2024 10:21 AM
    air handler, duct, filter, filter installation & maintenance, filter restriction, indoor air quality
    • Replies: 10
    • Views: 482
    Last Post: 01-11-2024 10:27 PM
    by jtrammel  Go to last post
  2. Trane XV19 Filter/ Drier squeal

    Started by 4Real?, 01-09-2024 12:20 PM
    drier filter, filter, heat pump, noise, trane
    • Replies: 0
    • Views: 215
    Last Post: 01-09-2024 12:20 PM
    by 4Real?  Go to last post
  3. Filter placement

    Started by Vashandra, 11-02-2023 05:20 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 840
    Last Post: 11-02-2023 09:27 PM
    by jtrammel  Go to last post
  4. 4" vs 5" media filter

    Started by mikewinddale, 07-20-2023 11:39 AM
    filter, filter restriction, merv, pressure drop
    • Replies: 8
    • Views: 1,289
    Last Post: 07-21-2023 01:33 PM
    by kdean1  Go to last post
    • Replies: 10
    • Views: 33,987
    Last Post: 11-30-2022 01:33 PM
    by cristian9509  Go to last post
    • Replies: 0
    • Views: 585
    Last Post: 10-27-2022 07:24 PM
    by jsaccio  Go to last post

    Forum:
    Junk Yard

    • Replies: 13
    • Views: 1,111
    Last Post: 08-10-2022 05:59 PM
    by pecmsg  Go to last post
    • Replies: 14
    • Views: 2,481
    Last Post: 06-28-2022 06:09 PM
    by BNME8EZ  Go to last post
  5. Residential Filtration, Design, Balancing

    Started by MD2025, 01-16-2022 04:38 PM
    • Replies: 2
    • Views: 944
    Last Post: 01-17-2022 08:23 AM
    by dan sw fl  Go to last post
    • Replies: 2
    • Views: 1,463
    Last Post: 10-02-2021 03:48 PM
    by kcrossley  Go to last post
  6. What size filter

    Started by tomdhu, 07-23-2021 02:20 PM
    filter, filter restriction
    • Replies: 3
    • Views: 1,166
    Last Post: 07-23-2021 04:01 PM
    by tomdhu  Go to last post
  7. Backyard Air Conditioner Units...

    Started by HVAC-01, 06-29-2021 11:12 AM
    a/c, air conditioner, air conditioning, cleaning, filter, maintenance
    • Replies: 4
    • Views: 1,819
    Last Post: 06-29-2021 03:30 PM
    by dan sw fl  Go to last post
  8. Damage to AC by high rating filter

    Started by Val_P, 05-26-2021 12:40 PM
    filter, filter restriction
    • Replies: 10
    • Views: 2,477
    Last Post: 06-05-2021 01:03 PM
    by R600a  Go to last post
  9. Need return air grill that fits filter

    Started by rick66, 04-30-2021 04:53 PM
    filter, grilles, grills
    • Replies: 2
    • Views: 1,451
    Last Post: 05-03-2021 07:37 PM
    by rick66  Go to last post
  10. Sturdy Filter Grilles Recommendations

    Started by mahurote, 03-20-2021 04:08 PM
    • Replies: 3
    • Views: 1,258
    Last Post: 03-22-2021 12:45 PM
    by kdean1  Go to last post
    • Replies: 13
    • Views: 4,733
    Last Post: 01-10-2021 09:55 PM
    by mikepfy2  Go to last post
    • Replies: 0
    • Views: 2,281
    Last Post: 01-05-2021 12:31 PM
    by mikepfy2  Go to last post
    • Replies: 11
    • Views: 17,309
    Last Post: 08-21-2020 05:41 PM
    by IndoorAirNerd  Go to last post
  11. Proper MERV rating for HVAC Air filter

    Started by juniormint7757, 07-14-2020 06:38 PM
    filter, filter restriction, merv
    • Replies: 6
    • Views: 2,522
    Last Post: 07-15-2020 04:00 PM
    by dan sw fl  Go to last post
  12. "Lies" about HEPA

    Started by IndoorAirNerd, 07-01-2020 12:31 PM
    filter, hepa, iaq
    • Replies: 4
    • Views: 4,768
    Last Post: 07-06-2020 04:51 PM
    by WAYNE3298  Go to last post
  13. HVAC Air Filters Always Necessary?

    Started by sbragman, 06-08-2020 04:25 PM
    filter
    • Replies: 5
    • Views: 1,739
    Last Post: 06-10-2020 03:18 PM
    by sbragman  Go to last post
    • Replies: 8
    • Views: 5,507
    Last Post: 05-18-2020 12:31 AM
    by Mukhtar Qureshi  Go to last post
  14. Return air drop to new filter rack

    Started by needshvac, 03-14-2020 11:39 PM
    duct, filter, lennox, return
    • Replies: 2
    • Views: 2,618
    Last Post: 03-15-2020 06:50 AM
    by dan sw fl  Go to last post
  15. Furance Filter Questions

    Started by Colorado_SCI, 01-04-2020 03:03 PM
    filter
    • Replies: 4
    • Views: 1,677
    Last Post: 01-04-2020 11:09 PM
    by Makeitcold  Go to last post
  16. FILTER ON MAKEUP AIR LOUVER

    Started by Mike Magee, 12-06-2019 02:25 AM
    engineer, exhaust, filter, filter restriction, make-up air
    • Replies: 3
    • Views: 2,261
    Last Post: 12-06-2019 10:22 AM
    by coolcoil  Go to last post
  17. Wait...What? My System Has a Filter?

    Started by TopTech16, 10-12-2019 07:32 PM
    • Replies: 2
    • Views: 3,766
    Last Post: 10-27-2019 03:11 AM
    by CoolAir Inc.  Go to last post
    • Replies: 10
    • Views: 3,007
    Last Post: 09-30-2019 03:41 PM
    by Southern43  Go to last post
  18. Help!

    Started by ScottMcDaniel, 08-25-2019 10:42 AM
    air filter, air filter size, filter, filter installation & maintenance, furnace, help.
    • Replies: 6
    • Views: 2,950
    Last Post: 09-22-2019 08:30 AM
    by martyinlincoln  Go to last post
    • Replies: 4
    • Views: 1,696
    Last Post: 08-25-2019 07:35 AM
    by teddy bear  Go to last post
  19. Lennex Furnace from the 50s

    Started by txh976, 10-16-2018 10:45 AM
    • Replies: 7
    • Views: 5,370
    Last Post: 10-16-2018 06:56 PM
    by Bazooka Joe  Go to last post
  20. Filter size

    Started by Lafd5246, 09-01-2018 04:20 PM
    air, filter, furnace, hvac, return, size
    • Replies: 2
    • Views: 2,609
    Last Post: 09-01-2018 06:40 PM
    by Lafd5246  Go to last post
    • Replies: 4
    • Views: 5,011
    Last Post: 05-25-2018 05:08 PM
    by kdean1  Go to last post
  21. Hospital AC Filter

    Started by Rabinbhat, 02-22-2017 05:55 AM
    filter, hepa
    • Replies: 5
    • Views: 2,572
    Last Post: 02-23-2017 12:31 PM
    by jebes  Go to last post
    • Replies: 2
    • Views: 2,760
    Last Post: 08-25-2016 10:22 AM
    by DOGBOY  Go to last post
    • Replies: 14
    • Views: 6,432
    Last Post: 08-23-2016 11:54 PM
    by jeffcwheeler  Go to last post
  22. TRANE CleanEffects

    Started by zoe58, 01-29-2016 09:00 PM
    cleaneffects, filter, trane
    • Replies: 1
    • Views: 2,775
    Last Post: 01-30-2016 07:25 AM
    by catmanacman  Go to last post
  23. Urgent filter assistance

    Started by Michaelunger, 09-08-2015 01:25 PM
    filter, filter installation & maintenance, filter maintenance article, hvac
    • Replies: 2
    • Views: 2,247
    Last Post: 09-08-2015 04:31 PM
    by kdean1  Go to last post
  24. Filter placement question

    Started by jdrharrison, 07-29-2015 12:07 PM
    • Replies: 5
    • Views: 3,670
    Last Post: 08-31-2015 08:04 PM
    by shavedneon  Go to last post
  25. Filter questions

    Started by alexolog, 07-09-2015 12:14 PM
    • Replies: 7
    • Views: 3,381
    Last Post: 07-09-2015 10:10 PM
    by CircusEnvy  Go to last post
    • Replies: 1
    • Views: 4,264
    Last Post: 04-27-2015 04:09 PM
    by Gingahippy  Go to last post
  26. Maximum MERV rating?

    Started by mikeraptis, 12-15-2014 09:50 PM
    filter, merv, smoke from vent
    • Replies: 6
    • Views: 3,845
    Last Post: 12-16-2014 05:40 AM
    by beenthere  Go to last post
  27. Filter question

    Started by 70005, 09-16-2014 08:07 PM
    filter
    • Replies: 7
    • Views: 2,686
    Last Post: 09-16-2014 10:15 PM
    by 70005  Go to last post
  28. General Question: Filter on HVAC Return?

    Started by srobert5, 08-05-2014 10:16 PM
    air, filter, hvac, return
    • Replies: 3
    • Views: 3,087
    Last Post: 08-06-2014 08:54 AM
    by SBKold  Go to last post
  29. Evolution Plus 95s Filter Advice Wanted

    Started by kc27, 02-28-2014 12:38 AM
    bryant, evolution, filter, filtrete
    • Replies: 7
    • Views: 6,476
    Last Post: 03-01-2014 07:36 AM
    by kc27  Go to last post
    • Replies: 3
    • Views: 4,246
    Last Post: 01-09-2014 10:38 AM
    by wahoo  Go to last post
  30. Carrier Infinity Bid - Please Rip This Bid Apart

    Started by ndeverest, 11-13-2013 10:29 PM
    bid, carrier, carrier infinity, dehumidifier, duct design, erv, filter
    • Replies: 4
    • Views: 6,745
    Last Post: 11-14-2013 12:13 PM
    by ndeverest  Go to last post
  31. Best Air Filter - Media or Electrostatic ??

    Started by tedrhoads, 09-04-2013 01:31 PM
    electronic air filter, filter, filter restriction
    • Replies: 8
    • Views: 4,374
    Last Post: 09-05-2013 06:34 AM
    by rickboggs  Go to last post
  32. Cooling Tower filter or Dolphin water treatment

    Started by MacGabhann, 08-23-2013 03:03 PM
    cooling tower, filter
    • Replies: 17
    • Views: 7,782
    Last Post: 08-27-2013 11:37 PM
    by CraziFuzzy  Go to last post
  33. MAX possible MERV rating for Goodman AWB18-05D

    Started by rhawke, 05-24-2013 03:39 AM
    filter, goodman, merv
    • Replies: 6
    • Views: 13,494
    Last Post: 05-29-2013 01:46 AM
    by rhawke  Go to last post
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