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Main Drain Sign

6" (152.4 mm) x 2" (51 mm) Main Drain Sign directs first responders and other users to the location of a main drain. This sign is made from 18-gauge aluminum and intended for use with select NFPA 13 fire sprinkler systems.
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Part NumberMaterialDimensionsFinish
6X2MDS18-Gauge Aluminum (.040 Aluminum)6" (152.4 mm) x 2" (51 mm)White Powder-Coated
LetteringSign TextAvailability
Red LetteringMain DrainUsually ships within 48 hours

Product Description

Main Drain Sign is an NFPA 13-compliant white powder-coated 18-gauge aluminum (.040 aluminum) sign designed to indicate the location of a main drain to inspectors and fire professionals. This 6" (152.4 mm) x 2" (51 mm) sign reads "Main Drain" in red letters at least one inch (25 mm) in height.

This Main Drain sign indicates that a valve serves as the main point to drain water from the fire sprinkler system and provides a way to measure water flow during testing. This sign is drilled with four (4) holes for easy hanging.

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