Ames Model 400B RP

400BThe Ames 400B is a reduced pressure assembly ( RPA ).  It is available in ½” – 2” sizes and was produced from 2003 – 2013.  The body is made of bronze.

Parts Breakdown

Repair Procedures

Repair Videos

1/2″ – 2″ 400B Repair Video


Repair Guy Article

Not Currently Available

Spec Sheet



Category: Ames
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