Waterway 3-1/2" Hi-Flow Suction Assembly [w/Hex Nut] [w/O Vacuum Brk] [2-3/8" HS, 1-1/2" Slip] [Gray] (640-3257V) pushpullvalves Useful when the original pilot

Useful when the original pilot is damaged or unreliable

This model is especially useful in installations where using the correct tank-flange configuration avoids improvised adaptations and keeps the line layout true to the original equipment design

Water routing is one of the most important functions in a spa plumbing system

Replacement is commonly needed when the original lid becomes cracked

or no longer producing the expected level of flow

Waterway 3-1/2" Hi-Flow Suction Assembly [w/Hex Nut] [w/O Vacuum Brk] [2-3/8" HS, 1-1/2" Slip] [Gray] (640-3257V) pushpullvalves Useful when the original pilotThe Waterway 640 3257V Hi Flow suction assembly is designed for compatible 3 1 2 inch applications and features a hex nut, no vacuum break, a 2 3 8 inch hole size, and a 1 1 2 inch slip connection in gray. A complete suction assembly like this is useful because it restores the visible and structural suction fitting in one matched part instead of piecing together several separate components. Version specific suction assemblies matter because cover