Waterway D.E. Manifold Assembly With Air Relief 550-4200 Pool plumbing ECX4220A Its interior layout simplifies mounting

Its interior layout simplifies mounting

Its modular media and integrated design set it apart

Clear safety labeling: pump-off warning supports safer maintenance routines

and ceramic tile pools

delivering dependable performance year after year

Waterway D.E. Manifold Assembly With Air Relief 550-4200 Pool plumbing ECX4220A Its interior layout simplifies mountingWaterway D. E. Manifold Assembly With Air Relief 550 4200 Intro The Waterway 550 4200 D. E. Manifold Assembly with Air Relief is the central top junction for Waterway Crystal Water DE filtration systems. It guides flow to the DE grid while venting trapped air, promoting quick priming and steady filtration. Designed for professional pool service, this OEM style manifold fits compatible Crystal Water DE filters, delivering reliable performance in a