Waterway Top-Load Filter Tank Lid (511-1000) pulsafeeder That makes the union design

That makes the union design a practical advantage beyond simple replacement

It is a strong replacement choice when both style and advanced functionality need to be restored together

The Praher SM1-HPX62 is a 1-1/2 inch multiport valve configured for compatible Hayward plumbing and built with a 6-position layout

Spring check valve with 1-1/2 inch slip x 2 inch spigot connections

The Pulsafeeder flow meter is designed for compatible 2 inch applications and provides a 30 to 140 gallon-per-minute range for systems that need a larger-capacity flow indication point

Waterway Top-Load Filter Tank Lid (511-1000) pulsafeeder That makes the union designThe Waterway 511 1000 top load filter tank lid is designed for compatible filter applications. A tank lid like this is useful because it restores the upper closure of the filter housing, helping complete the assembly when the original lid has cracked, warped, or become difficult to secure properly. A correctly matched lid is important in filter service because it affects how cleanly the unit goes back together and how professional the finished repair