Watts AS-MB-S 75 - Part of the AS-MB Series ground-shipping View our Full Selection of

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as well as deter theft and vandalism by securing the ductile iron drain grate to the BG-FILCOTEN® 300 trench drain channel body with these specialty bolts and nuts

Featuring a patented flying buttress design for structural strength and anchoring flanges to prevent shifting

and upscale wet environments

This product is available in thicknesses of 4

Watts AS-MB-S 75 - Part of the AS-MB Series ground-shipping View our Full Selection ofThis 3 4 IN sweat microbubble air separator is designed for efficient separation and elimination of entrained air in hydronic heating systems. This air separator features a durable brass body, high capacity DuoVent air vent assembly, corrosion resistant coalescing media and 1 2 IN FPT bottom tapping for use with boiler fill fitting. The rugged corrosion resistant polyphenylsulfone (PPSU) coalescing media withstands petroleum based cleaners, glycol