Culligan 3/4 in. Water Filter Housing O-Ring

The Culligan 3/4 in. Water Filter Housing O-Ring provides a dependable, leak-free seal for compatible whole-house water filtration systems. Made from durable, high-quality black rubber, this replacement seal prevents water bypass and maintains proper system pressure during routine filtration operation. Designed for straightforward maintenance and filter changes, this o-ring replaces worn, stretched, or cracked housing gaskets. Regular replacement ensures a secure fit and helps extend the working life of your water filter housing assembly.