Waterway Tee, Channel, Gunite Venturi, 1 inch x 1 inch SPG x 3/4 inch, 210-3330 Valve and Gauge S20-Style Skimmer Door Weir Flap

S20-Style Skimmer Door Weir Flap Replacement:This aftermarket replacement-compatible pool skimmer weir door is sized at approximately 8

Once installed

This O-ring fits multiple Jandy filter models

as well as the pressure from the pool's surrounding environment

Waterway Tee, Channel, Gunite Venturi, 1 inch x 1 inch SPG x 3/4 inch, 210-3330 Valve and Gauge S20-Style Skimmer Door Weir FlapPremium Quality: The Gunite Venturi Tees by Waterway helps allow the optimal air and water mix for your pool or spa system. Design: The venturi tee works by replicating the venturi effect in which it creates a vacuum that draws in air and water and mixes them, which results in aeration that can be used to enhance the water circulation, and a more powerful jet stream. Features: Venturi Tee Assembly Excellent Quality Produced With the Highest Quality