Demystifying fire-retardant treated wood specifications
Construction Specifier
NOVEMBER 27, 2021
ft) flame under controlled conditions of draft and temperature onto the surface of a 7.4-m million-sf) panelized roof system using interior FRT lumber and plywood in Phoenix, Arizona. Field cutting across the grain (cut-to-length) is permitted after treatment without field treatment of cut ends. The test consists of a 7.6-m
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