DESCRIPTION MARK DATE - Brsconinc.com
6. all duct and pipin\\േ insulation shall have an astm e84 flame spread/smoke all duct and piping insulation shall have an astm e84 flame spread/smoke 對developed rating of 25/50 or less. provide pipe shields at all hanger locations. 7. ... Doc Viewer
Monday 28 January 2019
Fle Ible Elastomeric Pipe Insulation
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