Whole House 4.5" Replacement O Ring
Pickup available at 30 Fabio Court
Usually ready in 1 hour
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Whole House 4.5" Replacement O Ring
The Whole House 4.5" Replacement O Ring is a spare sealing part designed for compatible large-format whole-house water filter housings. It is suitable for customers maintaining selected 4.5" filter housings where a replacement O ring is required.
Designed for Whole-House Filter Maintenance
This replacement O ring may be used during cartridge changes or routine maintenance on compatible whole-house water filter systems. Replacing worn or damaged seals can help support proper housing closure where the O ring size and housing type match.
Key Features
- Replacement O ring for compatible 4.5" filter housings
- Designed for selected whole-house water filter systems
- Useful during cartridge changes and maintenance
- Suitable for replacing worn or damaged housing seals where compatible
- Available from Alkaline World with replacement filters and spare parts
Before Ordering
Please check your filter housing size, O ring dimensions and system compatibility before ordering. This product is an O ring only and does not include filter cartridges, housings or a full water filtration system.
Maintenance Note
Always depressurise the system and follow the product instructions before opening a filter housing. Professional assistance may be required if the housing is difficult to open, the seal does not fit correctly or plumbing work is needed.



