Watts ASM1 3 - Part of the AS Series Z100F-4NH This 1/2 inch bronze combination
Yard notes & kiln story
Description
Watts ASM1 3 Part of the AS Series Z100F 4NH This 1 2 inch bronze combination This 1 2 inch bronze combination fill valve and backflow preventer is for use in commercial and residential hydronic heating systems to provide make up water to the boiler threaded or inside caulk connections)