Replacement O-Ring
5.48 Inch Whole House Filter Housing O-Ring
Compatible replacement seal for standard 4.5 inch filter housings
14 cm Diameter
Universal Fit
AO-WH-LG-OR Compatible
This 5.48 inch (14 cm) o-ring replaces worn seals in most whole house filter sumps designed for standard 4.5 inch filter cartridges. Replace every time you change your filter cartridge to maintain a leak-free seal and proper system performance.
SPECIFICATIONS
Dimensions & Compatibility
| Outer Diameter | 5.48 inches (14 cm) |
| Material | Rubber |
| Compatible With | AO-WH-PRE and standard 4.5" filter housings |
| Replacement Interval | Every 3-6 months with filter changes |
| Package Contents | 1 o-ring, individually packaged |
COMPATIBILITY
Housing Fit Guide
This o-ring fits the AO-WH-PRE whole house sediment filter housing and most other standard filter sumps manufactured for 4.5 inch diameter filter cartridges. Measure your existing o-ring before ordering—it should be approximately 5.48 inches (14 cm) in diameter. Lubricate lightly with silicone grease during installation to ensure a proper seal and easy removal during the next filter change.
