GW-S - Corrosion Resistant Finishes & Materials

Standard sprinkler heads are manufactured from Brass. While Brass is considered suitable for interior use and will normally give long and trouble free service it is not suitable for external use or where the atmosphere may be corrosive, contains salt, ammonia, chloride vapours or cleaning solutions. Sprinklers can be chrome plated or painted. However these finishes are intended for cosmetic appearance only and should not be used to protect against corrosion.