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Tuesday, December 29, 2015

Question: What is Thermal Bow?   Answer: Thermal Bow is a temporary condition that may occur in certain applications of metal door openings. The cause of thermal bow is differing ... Read More »


Wednesday, June 17, 2015

Question: Is painting over a fire label permissible on a hollow metal door or frame? Answer: You may paint over an embossed label on a door or frame, unless prohibited by the specification. ... Read More »

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