Read Our Customer Promise! See Here

Our Customer Promise means we are committed to making sure you are 100% satisfied with your purchase.

  • Lowest Price
  • Free Shipping On Orders > $125 (Continental US)
  • Hassle Free Returns

Contact Customer Support: 888.623.4678

| |

$0.00

0

$0.00

0
Search
All
Main Menu
Save even more when you choose aut- delivery Learn More
Shop By

Shopping Options

Best Seller?
  1. Yes (12)
Category
  1. Filters
  2. Humidifiers
  3. Dehumidifiers
  4. Air Cleaners
  5. Water Panels / Wicks
  6. Germicidal UV
  7. Ventilation
  8. Thermostats & Monitors
  9. Refrigerator Filters
  10. Parts & Supplies
  11. Heaters & Fans
  12. HVAC
Brand
Depth
Dimensions (Inches)
MERV Rating
Style
  1. Box Media (4)
  2. Expandable (1)
  3. HEPA (5)
  4. Inhalants and Scents (4)
  5. Pleated (8)
  6. Polyester (2)
  7. Portable (35)
  8. Whole House (60)
Sub Style
  1. Bypass (22)
  2. Cool Mist (6)
  3. Diffuser (1)
  4. Drum (1)
  5. Evaporative (12)
  6. Fan Powered (3)
  7. Media (13)
  8. Steam (7)
  9. Warm Mist (3)
  10. Atomizing (1)
Series
Parts & Supplies for
Thermostat Power Type
  1. Dual (Battery & Hardwire) (4)
  2. Hardwire (2)
Thermostat Use
  1. Heating & Cooling System (7)
Thermostat Configuration
  1. 3 Heat / 2 Cool - Heat Pump (1)
Thermostat Programmalbe / Non-Programmable
  1. 5-2 Day Programmable (1)
  2. 7 Day Programmable (5)
Thermostat Key Type
  1. Soft Key (2)
  2. Touchscreen (6)
Thermostat Features
  1. Hardwired (1)
  2. Outdoor Sensor (1)
Square Footage
Character Design
CFM
  1. 100-200 CFM (2)
  2. 200-300 CFM (2)

All Products

Items 1 to 32 of 1262 total

Set Ascending Direction
Page:
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5

Grid  List 

  • Lennox X6673 Furnace Filter

    Lennox X6673 - Healthy Climate HCF20-10 MERV 11 Replacement Filter 20" x 25" x 5"

    $35.98
    9 Review(s)
  • Lennox X6670 Furnace Filter

    Lennox X6670 - Healthy Climate HCF16-11 MERV 11 Replacement Filter 16" x 25" x 5"

    $31.92
    12 Review(s)
  • Lennox X6675 Furnace Filter

    Lennox X6675 - Healthy Climate Carbon Clean 16 HCF20-16 MERV 16 Filter Replacement - 20" x 25" x 5"

    $102.98 Includes FREE Shipping in Continental U.S.
    18 Review(s)
  • Lennox X6672 Furnace Filter

    Lennox X6672 - Carbon Clean Healthy Climate HCF16-16 MERV 16 Replacement Filter 16" x 25" x 5"

    $102.95 Includes FREE Shipping in Continental U.S.
    12 Review(s)
  • Lennox X6675-2 Furnace Filter Lennox X6675 (2-Pack) - Healthy Climate MERV 16 Replacement Filter 20" x 25" x 5"
    $195.69 Includes FREE Shipping in Continental U.S.
  • Lennox X8795 Filter Lennox X8795 - Healthy Climate PureAir Annual Maintenance Kit for PCO20-28
    $157.78 Includes FREE Shipping in Continental U.S.
    5 Review(s)
  • Aprilaire APRILARE213 Furnace Filter Aprilaire 213 Filter Replacement - 20" x 26" x 4"
    $52.95 Includes FREE Shipping in Continental U.S.
    2 Review(s)
  • Lennox X0585 Filter Lennox X0585 - Healthy Climate Cabinet 20" x 20" x 5" Furnace Filter
    $32.69
    3 Review(s)
  • Lennox X0586 Filter Lennox X0586 - BMAC 20" x 25" x 5" Furnace Filter
    $39.36
    2 Review(s)
  • Aprilaire 700 Automatic Humidifier Aprilaire 700 Humidifier - Automatic Power Humidifier (Digital Control)
    $259.95 Includes FREE Shipping in Continental U.S.
    4 Review(s)
  • Lennox X7935 - Healthy Climate HCF14-16 MERV 16 Replacement Filter 20" x 20" x 5" - X7935 Lennox X7935 - Healthy Climate HCF14-16 MERV 16 Replacement Filter 20" x 20" x 5" - X7935
    $102.68 Includes FREE Shipping in Continental U.S.
    5 Review(s)
  • Lennox X8796 Filter Lennox X8796 - Healthy Climate PureAir Annual Maintenance Kit for PCO16-28
    $163.74 Includes FREE Shipping in Continental U.S.
    6 Review(s)
  • Lennox X6667 Filter Lennox X6667 - PureAir PCO-20C MERV 10 Replacement Filter 21" x 26" x 4"
    $31.91
    1 Review(s)
  • Lennox X8788 Filter Lennox X8788 - PureAir PCO20-28 MERV 16 Filter- 20" x 26" x 5"
    $101.66 Includes FREE Shipping in Continental U.S.
    5 Review(s)
  • Lennox X0445 Filter Lennox X0445 - PMAC-20C Replacement Filter 25" x 20" x 6"- X0445
    $33.05
    1 Review(s)
  • Aprilaire 413 Filter Aprilaire Filters - 413 Replacement - 16"x 27"x 4"
    $52.95 Includes FREE Shipping in Continental U.S.
  • Aprilaire APRILAIRE45 Water Panel Aprilaire #45 Water Panel (2-Pack)
    $32.51
  • Lennox X0581 Filter Lennox X0581 - BMAC 16" x 25" x 3" Furnace Filter
    $31.91
    1 Review(s)
  • Lennox X1152 Filter Lennox X1152 - MF1-20 20" x 25" x 5" Furnace Filter
    $27.08
  • Lennox X6664 Filter Lennox X6664 - PureAir PCO-12C Replacement Filter 17" x 26" x 4"
    $32.69
    1 Review(s)
  • Honeywell HONEYWELLFC100A1037 Furnace Filter Honeywell FC100A1037 - Pleated Air Filter 20" x 25" x 4" MERV 11
    $32.75
  • Lennox X0444 Filter Lennox X0444 - PMAC-12C Replacement Filter 28" x 17" x 6"
    $32.69
  • Lennox X8789 Filter Lennox X8789 - PureAir PCO16-28 MERV 16 Filter 16" x 26" x 5"
    $112.64 Includes FREE Shipping in Continental U.S.
    3 Review(s)
  • Aprilaire 600 Automatic Humidifier Aprilaire 600 Humidifier - Automatic Bypass Humidifier (Digital Control)
    $195.95 Includes FREE Shipping in Continental U.S.
    2 Review(s)
  • 35 Aprilaire Humidifier Replacement Water Panel Aprilaire 35 Water Panel Replacement (RP #35)
    $21.69
  • Honeywell HONEYWELLFC100A1029 Furnace Filter Honeywell FC100A1029 - Pleated Air Filter 16" x 25" x 4" MERV 11
    $32.75
  • Aprilaire 700M Humidifier Aprilaire 700M Power Humidifier (Manual Control)
    $239.95 Includes FREE Shipping in Continental U.S.
    3 Review(s)
  • Lennox X0584 Filter Lennox X0584 - BMAC 16" x 26" x 5" Furnace Filter
    $33.72
    1 Review(s)
  • Aprilaire 1213 Upgrade Kit Aprilaire 1213 Upgrade Kit
    $73.44 Includes FREE Shipping in Continental U.S.
    4 Review(s)
  • Lennox X0583 Filter Lennox X0583 - BMAC 16" x 25" x 5" Furnace Filter
    $33.72
    1 Review(s)
  • Aprilaire 500 Automatic Humidifier Aprilaire 500 Humidifier - Automatic Bypass (Digital Control)
    $149.95 Includes FREE Shipping in Continental U.S.
    2 Review(s)
  • Lennox X8797 - Healthy Climate PureAir Annual Maintenance Kit for PCO14-23 Lennox X8797 - Healthy Climate PureAir Annual Maintenance Kit for PCO14-23
    $151.99 Includes FREE Shipping in Continental U.S.
    1 Review(s)

Items 1 to 32 of 1262 total

Set Ascending Direction
Page:
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5

Grid  List 

Your trusted source for air filters, water filters, whole-house humidifiers and more.
About Us
Customer Service
Get Social
Subscribe To Our Healthy Home eNewsletter & Save 5%!
  • SSL
© 2018 Discount Furnace Filter. All Rights Reserved.

Back to Top