Watts Model 909RPDA

909RPDAThe Watts 909RPDA is a reduced pressure detector assembly (RPDA).  It is available in 2 ½” – 10” and has been in production since 1990.  The body is made of cast iron with a fused epoxy coating.  The 909RPDA currently utilizes the ¾” 909 for the bypass assembly.

Parts Breakdown

PDF  Series 909RPDA Parts Breakdown

Repair Procedures


Repair Video


909RPDA Repair Video


Repair Guys Article


Spec Sheet





Category: Watts
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