The Pentek 143216 O-Ring is an essential replacement part for the ST series of stainless steel housings. Replace regularly for peak functioning of your filter system, after at least every three filter replacements. The strength of this rubber gasket keeps the housing sealed shut, providing you with clean water without the hassles and headaches of potential property damage or system shut-downs.
- Creates a strong seal in your filter housing
- Helps to prevent leaks
- Best preserved with food grade silicone lubricant
- Genuine OEM Product