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BS-476-1-hour-fire test Powermatic R100 concealed door closer

Third party approval

BS-476-1-hour-fire test Powermatic R100 concealed door closer

by Samuel Heath & Sons plc

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The purpose of the test was to provide an indication of the performance of a timber door leaf construction incorporating a Perko - Powermatic RlOO door closer, when exposed to the heating conditions specified in BS 476: Part 20: 1987.

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