Products – Page 18 – DiscountFurnaceFilter.com

Skip to content

Free Shipping on Orders Over $50
Sign In / Register

Furnace Filters
Humidifiers
- Humidifiers
- Water Panels
Dehumidifiers
- Dehumidifiers
- Dehumidifier Filters
Filter Cabinets
Air Purifiers
Parts & Supplies
All Products
Blog

Facebook

Search

Please Order Now!

Search

Cart

Furnace Filters
Humidifiers
- Humidifiers
- Water Panels
Dehumidifiers
- Dehumidifiers
- Dehumidifier Filters
Filter Cabinets
Air Purifiers
Parts & Supplies
All Products
Blog

MERV

MERV 8
MERV 10
MERV 11
MERV 13
MERV 16

Popular Sizes

Thickness 1"

16 x 20 x 1
16 x 25 x 1
20 x 20 x 1
20 x 25 x 1

Thickness 4"

16 x 20 x 4
16 x 25 x 4
20 x 20 x 4
20 x 25 x 4

Thickness 5"

16 x 20 x 5
16 x 25 x 5
20 x 20 x 5
20 x 25 x 5

Short Side

X

Long Side

X

Thickness

Home
Collections
All

Sort by:

700 products

Filter:

Brand (0)

Brand

Aprilaire (96 products)
Carrier & Bryant (94 products)
Clean Comfort (12 products)
Daikin (14 products)
Dynamic (7 products)
Emerson (1 product)
Fresh-Aire UV (3 products)
GeneralAire (43 products)
Glasfloss (9 products)
Goodman (1 product)
Honeywell (36 products)
ICP (11 products)
Koch (98 products)
Lennox (134 products)
NuCalgon (1 product)
Philanthro (6 products)
Respicaire (5 products)
Rheem (12 products)
Totaline (12 products)
Trane (27 products)
Tri-Dim (4 products)
Trion (54 products)

Aprilaire (96 products)
Carrier & Bryant (94 products)
Clean Comfort (12 products)
Daikin (14 products)
Dynamic (7 products)
Emerson (1 product)
Fresh-Aire UV (3 products)
GeneralAire (43 products)
Glasfloss (9 products)
Goodman (1 product)
Honeywell (36 products)
ICP (11 products)
Koch (98 products)
Lennox (134 products)
NuCalgon (1 product)
Philanthro (6 products)
Respicaire (5 products)
Rheem (12 products)
Totaline (12 products)
Trane (27 products)
Tri-Dim (4 products)
Trion (54 products)

Nominal Size (0)

Nominal Size

Depth (inches) (0)

Depth (inches)

1 (118 products)
2 (32 products)
3 (14 products)
4 (83 products)
5 (154 products)
6 (11 products)
7 (4 products)

1 (118 products)
2 (32 products)
3 (14 products)
4 (83 products)
5 (154 products)
6 (11 products)
7 (4 products)

MERV (0)

MERV

4 (10 products)
8 (124 products)
10 (42 products)
11 (105 products)
13 (63 products)
15 (21 products)
16 (37 products)

4 (10 products)
8 (124 products)
10 (42 products)
11 (105 products)
13 (63 products)
15 (21 products)
16 (37 products)

Gallons Per Day (0)

Gallons Per Day

6 (2 products)
8 (1 product)
9 (1 product)
10 (1 product)
12 (6 products)
13 (1 product)
15 (1 product)
16 (3 products)
17 (7 products)
18 (4 products)
19 (1 product)
23 (1 product)
25 (1 product)
34 (1 product)
105 (1 product)

6 (2 products)
8 (1 product)
9 (1 product)
10 (1 product)
12 (6 products)
13 (1 product)
15 (1 product)
16 (3 products)
17 (7 products)
18 (4 products)
19 (1 product)
23 (1 product)
25 (1 product)
34 (1 product)
105 (1 product)

Coverage Area (0)

Coverage Area

2000 (2 products)
2200 (1 product)
2800 (1 product)
3000 - 4000 (2 products)
3200-4200 (2 products)
3800 (1 product)
4000 - 5000 (6 products)
4000-5200 (1 product)
4400 (2 products)
5200 (1 product)
5500 (1 product)
8000 (1 product)
5000+ (1 product)
1600 sqft (2 products)
5300 sqft (2 products)
2,800 (1 product)

2000 (2 products)
2200 (1 product)
2800 (1 product)
3000 - 4000 (2 products)
3200-4200 (2 products)
3800 (1 product)
4000 - 5000 (6 products)
4000-5200 (1 product)
4400 (2 products)
5200 (1 product)
5500 (1 product)
8000 (1 product)
5000+ (1 product)
1600 sqft (2 products)
5300 sqft (2 products)
2,800 (1 product)

Price

The highest price is $3,010.74

$

From

To

Sort by:

Filter and sort Filter

Filter and sort

Filter

700 products

Brand

Aprilaire (96 products)
Carrier & Bryant (94 products)
Clean Comfort (12 products)
Daikin (14 products)
Dynamic (7 products)
Emerson (1 products)
Fresh-Aire UV (3 products)
GeneralAire (43 products)
Glasfloss (9 products)
Goodman (1 products)
Honeywell (36 products)
ICP (11 products)
Koch (98 products)
Lennox (134 products)
NuCalgon (1 products)
Philanthro (6 products)
Respicaire (5 products)
Rheem (12 products)
Totaline (12 products)
Trane (27 products)
Tri-Dim (4 products)
Trion (54 products)

Clear

Nominal Size

Clear

Depth (inches)

1 (118 products)
2 (32 products)
3 (14 products)
4 (83 products)
5 (154 products)
6 (11 products)
7 (4 products)

Clear

MERV

4 (10 products)
8 (124 products)
10 (42 products)
11 (105 products)
13 (63 products)
15 (21 products)
16 (37 products)

Clear

Gallons Per Day

6 (2 products)
8 (1 products)
9 (1 products)
10 (1 products)
12 (6 products)
13 (1 products)
15 (1 products)
16 (3 products)
17 (7 products)
18 (4 products)
19 (1 products)
23 (1 products)
25 (1 products)
34 (1 products)
105 (1 products)

Clear

Coverage Area

2000 (2 products)
2200 (1 products)
2800 (1 products)
3000 - 4000 (2 products)
3200-4200 (2 products)
3800 (1 products)
4000 - 5000 (6 products)
4000-5200 (1 products)
4400 (2 products)
5200 (1 products)
5500 (1 products)
8000 (1 products)
5000+ (1 products)
1600 sqft (2 products)
5300 sqft (2 products)
2,800 (1 products)

Clear

Price

The highest price is $3,010.74

$

From

$

To

Clear

Sort by:

Remove all

700 products

Koch 102-041-015 - 18" x 20" x 1" Pleated Air Filter, MERV 8

Koch 102-041-015 - 18" x 20" x 1" Pleated Air Filter, MERV 8

Regular price From $20.99 USD

Regular price Sale price From $20.99 USD
Unit price per
Koch 102-041-016 - 18" x 24" x 1" MERV 8 Pleated Air Filter

Koch 102-041-016 - 18" x 24" x 1" MERV 8 Pleated Air Filter

Regular price From $20.98 USD

Regular price Sale price From $20.98 USD
Unit price per
Koch 102-041-018 - 16" x 30" x 1" Pleated Air Filter, MERV 8

Koch 102-041-018 - 16" x 30" x 1" Pleated Air Filter, MERV 8

Regular price From $25.22 USD

Regular price Sale price From $25.22 USD
Unit price per
Koch 102-041-020 - 10" x 10" x 1" Pleated Air Filter, MERV 8

Koch 102-041-020 - 10" x 10" x 1" Pleated Air Filter, MERV 8

Regular price From $20.05 USD

Regular price Sale price From $20.05 USD
Unit price per
Koch 102-041-039 - 14" x 30" x 1" Pleated Air Filter, MERV 8

Koch 102-041-039 - 14" x 30" x 1" Pleated Air Filter, MERV 8

Regular price From $24.27 USD

Regular price Sale price From $24.27 USD
Unit price per
Koch 102-041-042 - 16.375" x 21.5" x 1" Pleated Air Filter, MERV 8

Koch 102-041-042 - 16.375" x 21.5" x 1" Pleated Air Filter, MERV 8

Regular price From $22.65 USD

Regular price Sale price From $22.65 USD
Unit price per
Koch 102-041-049 - 20" x 22" x 1" Pleated Air Filter, MERV 8

Koch 102-041-049 - 20" x 22" x 1" Pleated Air Filter, MERV 8

Regular price From $21.79 USD

Regular price Sale price From $21.79 USD
Unit price per
Koch 102-042-005 - 16" x 16" x 2" Pleated Air Filter, MERV 8

Koch 102-042-005 - 16" x 16" x 2" Pleated Air Filter, MERV 8

Regular price From $20.94 USD

Regular price Sale price From $20.94 USD
Unit price per
Koch 102-042-010 - 20" x 30" x 2" Pleated Air Filter, MERV 8

Koch 102-042-010 - 20" x 30" x 2" Pleated Air Filter, MERV 8

Regular price From $26.61 USD

Regular price Sale price From $26.61 USD
Unit price per
Koch 102-042-018 - 16" x 30" x 2" Pleated Air Filter, MERV 8

Koch 102-042-018 - 16" x 30" x 2" Pleated Air Filter, MERV 8

Regular price From $26.40 USD

Regular price Sale price From $26.40 USD
Unit price per
Koch 102-499-002 - 12" x 24" x 1" Pleated Air Filter, MERV 11

Koch 102-499-002 - 12" x 24" x 1" Pleated Air Filter, MERV 11

Regular price From $21.31 USD

Regular price Sale price From $21.31 USD
Unit price per
Koch 102-499-003 - 14" x 20" x 1" Pleated Air Filter, MERV 11

Koch 102-499-003 - 14" x 20" x 1" Pleated Air Filter, MERV 11

Regular price From $20.45 USD

Regular price Sale price From $20.45 USD
Unit price per
Koch 102-499-006 - 16" x 20" x 1" Pleated Air Filter, MERV 11

Koch 102-499-006 - 16" x 20" x 1" Pleated Air Filter, MERV 11

Regular price From $20.42 USD

Regular price Sale price From $20.42 USD
Unit price per
Koch 102-499-007 - 16" x 25" x 1" Pleated Air Filter, MERV 11

Koch 102-499-007 - 16" x 25" x 1" Pleated Air Filter, MERV 11

Regular price From $20.96 USD

Regular price Sale price From $20.96 USD
Unit price per
Koch 102-499-008 - 20" x 20" x 1" Pleated Air Filter, MERV 11

Koch 102-499-008 - 20" x 20" x 1" Pleated Air Filter, MERV 11

Regular price From $21.20 USD

Regular price Sale price From $21.20 USD
Unit price per
Koch 102-499-009 - 20" x 25" x 1" Pleated Air Filter, MERV 11

Koch 102-499-009 - 20" x 25" x 1" Pleated Air Filter, MERV 11

Regular price From $21.89 USD

Regular price Sale price From $21.89 USD
Unit price per
Koch 102-499-010 - 24" x 24" x 1" Pleated Air Filter, MERV 11

Koch 102-499-010 - 24" x 24" x 1" Pleated Air Filter, MERV 11

Regular price From $25.49 USD

Regular price Sale price From $25.49 USD
Unit price per
Koch 102-499-016 - 16" x 20" x 2" Pleated Air Filter, MERV 11

Koch 102-499-016 - 16" x 20" x 2" Pleated Air Filter, MERV 11

Regular price From $21.05 USD

Regular price Sale price From $21.05 USD
Unit price per
Koch 102-499-017 - 16" x 25" x 2" Pleated Air Filter, MERV 11

Koch 102-499-017 - 16" x 25" x 2" Pleated Air Filter, MERV 11

Regular price From $21.91 USD

Regular price Sale price From $21.91 USD
Unit price per
Koch 102-499-019 - 20" x 20" x 2" Pleated Air Filter, MERV 11

Koch 102-499-019 - 20" x 20" x 2" Pleated Air Filter, MERV 11

Regular price From $22.24 USD

Regular price Sale price From $22.24 USD
Unit price per

1
…
16
17
18
19
20
…
35

Subscribe to our emails

Be the first to know about new collections and exclusive offers.

Email

Supplying homeowners with furnace filters and home comfort products since 1954, with fast shipping, trusted brands, and family-owned care.

Facebook

Support

Contact Us
Account Log In / Register
Shipping & Returns
Privacy Policy
Terms & Conditions
Our Customer Promise

Contact information

WORKING DAYS/HOURS
Monday – Friday 9am To 5pm EST

PHONE
888-623-4678

EMAIL
Support@DiscountFurnaceFilter.com

Information

Our Story
Transforming Lives
Why Shop With Us?
Trusted & Secure
Customer Testimonials
Subscription & Auto Delivery FAQs

Payment methods

© 2026, DiscountFurnaceFilter.com All Rights Reserved

Choosing a selection results in a full page refresh.
Opens in a new window.