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Technical library detail

 
Cover board considerations




4/2017

12

Cover boards; cover board layer; NRCA technical bulletin

In March, I addressed NRCA recommendations for the use of rigid board, faced, polyisocyanurate insulation as components of membrane roof systems. Included in those recommendations is the use of a suitable cover board layer. Following is some background information and NRCA’s rationale and current recommendations for the use and selection of cover boards.


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