Waterway 2-1/2" Union Nut [w/ 2-1/2" Slip Tailpiece and Gasket] (400-6021) aquaflo Designed for compatible 3-tread ladder

Designed for compatible 3-tread ladder applications

Microbellows are useful because they provide the flexible pressure response needed for compact pneumatic controls to operate properly

The ACC topside extension cable is designed for compatible control systems that need a modest amount of additional reach between the topside interface and the main pack

Practical accessory for maintenance poles and service kits

The Waterway 519-6560 mounting ring extension is designed for compatible Renegade vinyl liner pool skimmer applications

Waterway 2-1/2" Union Nut [w/ 2-1/2" Slip Tailpiece and Gasket] (400-6021) aquaflo Designed for compatible 3-tread ladderWaterway 2 1 2" Union Nut [w 2 1 2" Slip Tailpiece and Gasket] (400 6021) is a Waterway Plastics union or union related fitting designed for serviceable pool and spa plumbing connections. Union fittings make equipment maintenance easier by allowing components to be disconnected without cutting into the plumbing line. This part is useful when replacing worn union hardware, refreshing pump or valve connections, or restoring a leak prone equipment