We only ship within the United StatesYour Zip:
'/%3E%3C/svg%3E)
Hover image to zoom
Home
HVAC Supplies
Replacement Filters
Hart & Cooley Replacement Filters (Koch)
Fiberglass Throw Away Filters
12" x 20" x 1" Fiberglass Throw Away Replacement Filter
 --%3E %3Csvg version='1.1' id='Fill' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' x='0px' y='0px' viewBox='0 0 100 100' enable-background='new 0 0 100 100' xml:space='preserve'%3E %3Cpath fill='%23F15C02' d='M79.44,0.95H20.56C9.78,0.95,0.95,9.78,0.95,20.56v58.87c0,10.79,8.82,19.61,19.61,19.61h58.87 c10.79,0,19.61-8.83,19.61-19.61V20.56C99.05,9.78,90.22,0.95,79.44,0.95z M65.38,58.24l9.38,29.58L49.69,69.78L24.5,87.82 l9.34-29.6L8.8,39.6l30.73-0.17c0,0,6.98-19.61,10-28.93c0.54,1.36,9.88,29.1,9.88,29.1H91.2L65.38,58.24z'/%3E %3C/svg%3E){kind=small}
Hover image to zoom
$3.64 each
BOX UP & SAVE 9%
$39.84 box of 12
$3.32 each
In Stock
Get 977 Tue, Jul 29
MANUALS (1)
Free Shipping On orders over $99
Easy Returns No restocking fee for 90 days
Product Highlights
–
12" x 20" x 1"
Fiberglass
Specs
–
| Product Type: | Replacement Filter |
|---|---|
| Size: | 12" x 20" x 1" |
| Material: | Fiberglass |
Questions?
Speak with a real person who will go out of the way to help!
Call or text 888-757-4774
Monday – Thursday
8am–7:45pm
Friday
9am–7:45pm
Saturday – Sunday
9am–5:45pm
You May Also Need
Product Reviews
4.91 out of 11 reviews
100% would recommend this product
5 star
91%
4 star
9%
3 star
0%
2 star
0%
1 star
0%
Showing 1-10 of 11 reviews
I will buy again
good
Chris P. Bacon
Kentucky
7 months ago
Verified Buyer
Was this review helpful to you?
I would buy again
Good prices, quick service
Brix
Indianapolis
10 months ago
Verified Buyer
Was this review helpful to you?
 --%3E %3Csvg version='1.1' id='With-RB' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' x='0px' y='0px' viewBox='0 0 100 100' enable-background='new 0 0 100 100' xml:space='preserve'%3E %3Cpath fill='%23FBC8B4' d='M79.44,0.95H20.56C9.78,0.95,0.95,9.78,0.95,20.56v58.87c0,10.79,8.82,19.61,19.61,19.61h58.87 c10.79,0,19.61-8.83,19.61-19.61V20.56C99.05,9.78,90.22,0.95,79.44,0.95z M65.38,58.24l9.38,29.58L49.69,69.78L24.5,87.82 l9.34-29.6L8.8,39.6l30.73-0.17c0,0,6.98-19.61,10-28.93c0.54,1.36,9.88,29.1,9.88,29.1H91.2L65.38,58.24z'/%3E %3C/svg%3E){kind=small}
This product is good for what I needed for and is not costly
Same as above
Donna
Pennsylvania
12 months ago
Verified Buyer
Was this review helpful to you?
I will definitely buy this product again
Great quality and fast delivery
Dimediva
Ocala, FL
1 years ago
Verified Buyer
Was this review helpful to you?
I would purchase again
Quick delivery and good product
ntr
myrtle beach sc
1 years ago
Verified Buyer
Was this review helpful to you?
I will continue to purchase from this company
Great product ,don't have to search stores for my size and pay astronomical prices.
Why would you purchase elsewhere ?
Crash mannion
Hernando florida
3 years ago
Verified Buyer
Was this review helpful to you?
Air Filters
Great customer service, quick delivery, nice product
Marshall J Welch
Turbeville SC
3 years ago
Verified Buyer
Was this review helpful to you?
I definitely recommend this company
I am not a internet shopper, went to 2 big box store for a/c filters in which nether had my size so after getting aggravated went home got on the computer found Supplyhouse put in a order 2 days later my filter where on my porch
None
Florida
3 years ago
Verified Buyer
Was this review helpful to you?
I would buy this product again!
It was easy to place my order and it arrived quickly!
Paige
North Carolina
3 years ago
Verified Buyer
Was this review helpful to you?
Good product for my needs.
Odd size of my filters were hard to find locally. I needed a high flow filter and this one worked well. Well made with good price. I bought a full box to have them on hand.
Skip
Afton, Tn.
5 years ago
Verified Buyer
Was this review helpful to you?
Product Q&A
1 Question1 Question
Q: What is the actual size of your 12 x 20 x 1 fiberglass filter? Thank you.
Asked by T 12 months ago
Add your answer
Verified Reply- SupplyHouseHi T. The fiberglass throw away filters are ½” x ½” x ¼” smaller than their nominal size shown.
Was this review helpful to you?
Free Shipping
On orders over $99
We offer flexible shipping and scheduling options, up-to-date delivery estimates, and free ground shipping on any order over $99 to make sure your order gets to you on-time, for less.
Shipping PolicyEasy Returns
Returning items is as simple as 1-2-3
Ordered the wrong product? Item damaged in transit? Our 3-step process makes returning products easy – even up to a year after purchase – with no restocking fees on returns made within 90 days.
Return Policy