Barnes & Jones 4446 Type B Float & Thermostatic Cage Unit for Armstrong A Series F&T 1/2" to 2" and 1 other models

Barnes & Jones 4446: Type B float & thermostatic cage unit for Armstrong A Series F&T 1/2" to 2" and 1 other models.

Fits: Armstrong A Series F&T 1/2" to 2"; Armstrong AI Series F&T 1/2" to 1".

A Barnes & Jones cage unit contains every working part of a thermostatic steam trap, including the seat, calibrated together under steam at the factory and locked into a stainless steel housing. It drops into the existing trap body as a one-piece, removable, testable unit, with no loose parts to align or over-tighten. Type A units serve vacuum to 25 psig, Type B to 65 psig and Types C and D to 300 psig.

Manufacturer documentation: product literature.