Description
Product Overview
The Antrys O-ring replacement is designed for whole house water filter systems, offering a precise fit to prevent leaks and ensure optimal filtration. Made from premium nitrile rubber, it withstands temperature variations and provides excellent tensile strength, meeting or exceeding industry standards. This O-ring has a diameter of 5.48 inches (14 cm) and is compatible with AO Smith whole house filters, AO-WH-PRE sediment filters, and Lowes Project Source PS-WHL-H models. Each package includes three O-rings, allowing for quick replacements to maintain water purity and system integrity.

Usage
This O-ring is ideal for homeowners and DIY enthusiasts who need to replace worn seals in whole house water filtration systems. It is commonly used in residential settings to upgrade sediment filters, ensuring consistent water quality by preventing leaks around the filter housing. Suitable for environments with varying water pressures and temperatures, it helps maintain efficient filtration in kitchens, bathrooms, and laundry areas, providing clean water for drinking, cooking, and cleaning.
Why Choose Us
Antrys O-rings stand out due to their precision engineering and high-quality materials, ensuring a perfect fit and airtight seal that reduces the risk of leaks. They are rigorously tested for durability and performance, offering reliable replacements that extend the life of your filtration system. With a focus on customer satisfaction, these O-rings provide excellent value by minimizing maintenance needs and supporting efficient water purification for your household.
Key Features
- Universal compatibility with AO Smith and Lowes Project Source whole house filters
- Constructed from durable nitrile rubber for temperature resistance and longevity
- Prevents leaks with a tight seal, ensuring efficient water filtration
- Includes three O-rings for multiple replacements or backups
- Easy to install, allowing quick upgrades without professional help
FAQ
What filters is this O-ring compatible with?
It fits most filter sumps for 4.5-inch filter elements, including AO Smith whole house filters, AO-WH-PRE sediment filters, and Lowes Project Source PS-WHL-H models.
How many O-rings are included in the package?
The package contains three O-rings, providing spares for future use or multiple installations.
Is this O-ring resistant to high temperatures?
Yes, it is made from nitrile rubber, which offers good temperature resistance and can handle typical household water system conditions.
Can I install this O-ring myself?
Absolutely, it is designed for easy DIY installation and can be upgraded in minutes with basic tools.
What is the diameter of the O-ring?
The O-ring has a diameter of 5.48 inches (14 cm), ensuring a proper fit for compatible filter housings.




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