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Watts replacement water filter cartridges are designed to fit in any standard housing and remove all of the water in your home or business.


Watts Whole House Water Filters full product list:


Watts WPC20FF975 20 Micron Pleated Water Filter

Out of stock

Retail: $19.99

As Low As: $13.95

Save 30%!

Watts WPC20FF20 Pleated Water Filter 20" x 4.5"

Out of stock

Retail: $34.99

As Low As: $21.95

Save 37%!

Watts WPC20-975 Compatible Sediment Filter
In Stock!
Ships in 1 business day

Retail: $11.99

As Low As: $6.99

Save 42%!

Watts WPC5FF20 Pleated Water Filter 20"x4.5"
In Stock!
Ships in 1 business day

Retail: $34.99

As Low As: $27.95

Save 20%!

Hydronix SPC-25-1005 Replacement for Watts WPC5-975 10" Filter
In Stock!
Ships in 1 business day

Retail: $8.99

As Low As: $6.99

Save 22%!

Watts 50 Micron Pleated 20" x 4.5" Water Filter
In Stock!
Ships in 1 business day

Retail: $33.99

As Low As: $23.95

Save 30%!

Watts 1 Micron Pleated 20 x 4.5 Inch Water Filter
In Stock!
Ships in 1 business day

Retail: $39.99

As Low As: $29.95

Save 25%!

Watts WCBCFF20 5 Micron 20" Coconut Carbon Water Filter
In Stock!
Ships in 1 business day

Retail: $69.99

As Low As: $54.95

Save 21%!

Watts MAXVOC-975 C-MAX 10" VOC Water Filter

Out of stock

Retail: $29.99

As Low As: $16.99

Save 43%!

FiltersFast FF10BBPS-50 Replacement for Watts WPC50FF975
In Stock!
Ships in 1 business day

Retail: $16.99

As Low As: $10.94

Save 36%!

Watts 1 Micron Pleated 10" x 4.5" Water Filter
In Stock!
Ships in 1 business day

Retail: $25.99

As Low As: $18.99

Save 27%!

Watts 50 Micron Pleated 10" Sediment Filter-Yellow

Out of stock

Retail: $10.99

As Low As: $7.99

Save 27%!

Watts WPC5FF975 Sediment Water Filter - 10"x4.5"

Out of stock

Retail: $22.99

As Low As: $15.99

Save 30%!

Watts 1 Micron Pleated 10" Sediment Filter - Tan
In Stock!
Ships in 1 business day

Retail: $11.99

As Low As: $7.99

Save 33%!

Hydronix SPC-25-2020 For Watts WPC20-20
In Stock!
Ships in 1 business day

Retail: $17.99

Our Price: $14.99

Save 17%!

Hydronix SWC-25-1005 Replacement For Watts SF5-978
In Stock!
Ships in 1 business day

Retail: $9.99

As Low As: $4.95

Save 50%!

Pentek EP-BB Replacement For Watts WCBCFF975
In Stock!
Ships in 1 business day

Retail: $44.99

As Low As: $30.95

Save 31%!

Watts C-MAX Carbon Block 20" Large Filter
FREE SHIPPING!

within the continental U.S.

In Stock!
Ships in 1 business day

Retail: $89.99

As Low As: $71.95

Save 20%!

FiltersFast FF10S-1 Replacement For Watts FPMB1-978
In Stock!
Ships in 1 business day

Retail: $6.99

As Low As: $4.85

Save 31%!

Watts A9231-AL Granular Activated Carbon GAC Filter Bag
FREE SHIPPING!

within the continental U.S.

Special Order.
Ships in 9 to 10 days.

Retail: $129.99

Our Price: $98.99

Save 24%!

Watts 10 Micron 20" x 4.5" KDF GAC Filter
FREE SHIPPING!

within the continental U.S.

Out of stock

Retail: $199.99

Our Price: $124.95

Save 38%!

Watts 50 Micron Pleated 20" Sediment Filter-Yellow
In Stock!
Ships in 1 business day

Retail: $14.99

Our Price: $11.99

Save 20%!

Hydronix CB-25-2010 Replacement For Watts IF-CB-020
In Stock!
Ships in 1 business day

Retail: $26.99

As Low As: $14.99

Save 44%!

FiltersFast FF20GAC-20 Replacement for Watts GAC-BB20 GAC Filter
In Stock!
Ships in 1 business day

Retail: $59.99

Our Price: $31.95

Save 47%!

FiltersFast FF20CB-10 Replacement For Watts IF-CB-020BB
In Stock!
Ships in 1 business day

Retail: $52.99

As Low As: $31.95

Save 40%!

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