Flo Control 1-1/2" Slip Swing Check Valve [True Union] [White] (1700-15) calvertengineering This replacement is especially useful

This replacement is especially useful when the original cap is worn

A properly matched spa control system can restore the kind of reliability homeowners expect from the core of the spa

Improves overall spa comfort and heating-system confidence

Waterway top access air control

Supports dependable DE grid alignment

Flo Control 1-1/2" Slip Swing Check Valve [True Union] [White] (1700-15) calvertengineering This replacement is especially usefulA true union swing check valve helps maintain one way water flow in a compatible plumbing system while also allowing easier removal and service, and this Flo Control valve is designed with 1 1 2 inch slip connections in a white true union format using the 1700 15 reference. When a check valve needs replacement or routine service, a true union design can simplify access compared with fixed plumbing connections. The 1 1 2 inch size, true union