
(5 Pack) Hydrotech 151120 Replacement O-Rings
$9.98
- (5 Pack) Hydrotech 151120 Replacement O-Rings
- Outside Diameter: 4-3/8"
- The o-ring is used to seal the housing canister to the housing cap to prevent leaks. We recommend replacing your o-ring every third filter change or when the o-ring is damaged.