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Pentek filter housing O-rings should be replaced every two filter changes, or when a water leak is noticed. Hand tighten only to prevent leaks.

 

Pentek O-rings full product list:


Pentek 151122 O-Ring for Big Blue and Heavy Duty Housings
In Stock!
Ships in 1 business day

Retail: $5.99

As Low As: $3.95

Save 34%!

Pentek 151120 Filter O-Ring Replaces W34-OR

Out of stock

Retail: $5.99

As Low As: $3.99

Save 33%!

Pentek 151122 Replacement For Pentek BB BUNA-N
In Stock!
Ships in 1 business day

Retail: $5.99

As Low As: $3.95

Save 34%!

Pentek O-Ring For SlimLine Filter Housing 151121
In Stock!
Ships in 1 business day

Retail: $9.99

Our Price: $4.95

Save 50%!

Pentek 151122 O-Ring Replacement For American Plumber W10-OR
In Stock!
Ships in 1 business day

Retail: $5.99

As Low As: $3.95

Save 34%!

Pentek 241 O-Ring for 10, 12 & 20 Filter Housings
Special Order.
Ships in 5 to 6 days.

Retail: $19.99

Our Price: $13.95

Save 30%!

Pentek 143216 O-Ring for Pentek ST Filter Housings
In Stock!
Ships in 1 business day

Retail: $19.99

As Low As: $14.91

Save 25%!

Pentek 151122 O-Ring Replacement For Culligan 1019189
In Stock!
Ships in 1 business day

Retail: $5.99

As Low As: $3.95

Save 34%!

Pentek 151122 O-Ring Replacement For Ace Hardware 4001756
In Stock!
Ships in 1 business day

Retail: $5.99

As Low As: $3.95

Save 34%!

Pentek 151122 O-Ring Replacement For Scaleless SL20BB
In Stock!
Ships in 1 business day

Retail: $5.99

As Low As: $3.95

Save 34%!

Pentek SH143330 O-Ring for 3/8" Slimline Housings
Special Order.
Ships in 5 to 6 days.

Retail: $7.99

Our Price: $4.95

Save 38%!

Pentek O-Ring Gasket for ST-BC Stainless Series
Special Order.
Ships in 5 to 6 days.

Retail: $83.99

As Low As: $66.94

Save 20%!

Pentek 151118 Silicone O-ring
Special Order.
Ships in 5 to 6 days.

Retail: $19.99

Our Price: $14.99

Save 25%!

Pentek 158096 Silicone O-ring
Special Order.
Ships in 5 to 6 days.

Retail: $29.99

Our Price: $19.99

Save 33%!

Pentek SH257388 Replacement For Pentek 257388
Special Order.
Ships in 5 to 6 days.

Retail: $8.99

Our Price: $7.99

Save 11%!