Speck 72/Badu EcoMV Body O-Ring (2901441220) valveparts A bulkhead fitting like this

A bulkhead fitting like this is useful because it forms a key structural and plumbing interface for the jet assembly

A properly selected O-ring helps support cleaner groove fill and contributes to more dependable sealing performance in extra-large circular applications

which supports both pump protection and easier routine cleaning

or is no longer communicating correctly with connected equipment

Without plug

Speck 72/Badu EcoMV Body O-Ring (2901441220) valveparts A bulkhead fitting like thisSpeck 72 Badu EcoMV Body O Ring is a replacement sealing component for the applications called out in the product name, giving repair work a clean way to address worn, flattened, cracked, or missing seals without replacing the larger assembly. O rings are small parts, but they are critical to keeping water, air, and pressure where they belong in pool and spa equipment. This item should be matched by model family, part number, size, and material notes