The Waterway 212-0400B Poly Storm jet body is designed for compatible jet assemblies and features a 3/4 inch ribbed barb connection paired with a 3/8 inch ribbed barb connection. A jet body like this is useful because it restores the hidden plumbing-side foundation of the assembly while preserving the original air and water connection format.The dual ribbed barb design makes this Waterway body especially practical in plumbing layouts that rely on flexible line connections rather than slip or threaded fittings. It is a strong replacement choice when the original body has cracked, aged, or failed and the rebuild depends on a correct version-specific match.For compatible Poly Storm jet repairs, this Waterway body is a practical replacement when a ribbed barb jet body with two different connection sizes is needed. Waterway Poly Storm jet body 3/4 inch ribbed barb x 3/8 inch ribbed barb Designed for compatible jet assemblies Helps restore the plumbing-side jet structure Useful for rebuild and replacement work