( HE-H6813-1 ) - Top Oring For Bb Housings and 50 similar items

The HE-H6813-1 is a precision-molded elastomer O-ring that creates a watertight seal between the cap and sump of Big Blue filter housings, preventing leaks and maintaining system integrity. This chemical-resistant drop-in replacement component ensures reliable operation under standard residential and light commercial pressure conditions without requiring tools for installation. SPECIFICATIONS HE-H6813-1 O-Ring Technical Details Part Number HE-H6813-1 Component Type Top seal O-ring for Big Blue filter housings Material Construction Chemical-resistant elastomer compound Application Cap to sump seal for Big Blue housings Installation Method Drop-in replacement, no tools required Recommended Replacement Every filter cartridge change Operating Conditions Standard residential and light commercial pressure and temperature System Type Residential whole house and commercial water treatment INSTALLATION USE Installing the HE-H6813-1 O-Ring Shut off water supply and relieve system pressure before opening the Big Blue filter housing Remove the old O-ring from the groove at the top of the sump and clean the sealing surfaces thoroughly Place the new HE-H6813-1 O-ring into the groove, ensuring it seats evenly without twists or kinks Thread the cap back onto the sump hand-tight, then turn on water supply and check for leaks COMPATIBILITY System Compatibility Applications The HE-H6813-1 O-ring is designed to work with standard Big Blue filter housings from most major manufacturers in residential whole house filtration, commercial water treatment, and point-of-entry installations. This replacement seal component is compatible with systems operating under standard residential and light commercial pressure conditions, making it suitable for municipal water treatment, well water filtration, and commercial building water systems. The chemical-resistant elastomer construction ensures compatibility with chlorinated water and common filtration media. ? Replace your housing O-ring every time you change the filter cartridge. Even if the old O-ring looks fine, elastomer seals compress over time and a fresh seal is inexpensive insurance against leaks and water damage.