• No minimums, no surprises — we ship every order for free! We’ll get your filters out the door fast so you can enjoy clean air and water without paying extra.

  • Shop with confidence! If you're not completely satisfied with your purchase, you have up to one year to return it for a refund or exchange. We stand behind every filter we sell.

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  • Every order is carefully packed and shipped by our team in Indiana. Your purchase helps support American jobs and hardworking families right here in the Midwest. Our AIRx Furnace / AC Filters and ClearChoice Fridge Filters are made in the USA.

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  • No minimums, no surprises — we ship every order for free! We’ll get your filters out the door fast so you can enjoy clean air and water without paying extra.

  • Shop with confidence! If you're not completely satisfied with your purchase, you have up to one year to return it for a refund or exchange. We stand behind every filter we sell.

    Learn More

  • Every order is carefully packed and shipped by our team in Indiana. Your purchase helps support American jobs and hardworking families right here in the Midwest. Our AIRx Furnace / AC Filters and ClearChoice Fridge Filters are made in the USA.

Cart 0

We don't know what's in your water,
but we know there's nothing in your cart.

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4-1/2" X 20" Pleated Water Filters

Showing 1 -  4 of 4 Products
ClearChoice 4.5" x 20" BIG BLUE Pleated Sediment Cartridge 1 micron, 4-Pack
$34.93 / Filter
$43.66 Save 20%!
4 Pack Selected
$139.71
Ships Free!
  • Most Popular
ClearChoice 4.5" x 20" BIG BLUE Pleated Sediment Cartridge 5 micron, 4-Pack
$28.95 / Filter
$36.19 Save 20%!
4 Pack Selected
$115.80
Ships Free!
ClearChoice 4.5" x 20" BIG BLUE Pleated Sediment Cartridge 20 micron, 4-Pack
$27.95 / Filter
$34.94 Save 20%!
4 Pack Selected
$111.80
Ships Free!
Pentek O-Ring for Big Blue Housings
$15.40 / Pc
$19.25 Save 20%!
1 Pack Selected
$15.40
Ships Free!
1 

What Our Customers Have to Say

Colin G. 1 day ago
5
works great for my cold plunge
Darryl H. 2 days ago
5
I think the filters look well constructed and fit perfectly in the filter container.
Sandra M. 4 days ago
5
1111111111
Steven R. 4 days ago
5
quality is better than previous filters I was using. when it is time to reorder I will reorder these