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Mikesolar · 02-28-15, 06:07 PM

Can you go up to something over 1" thickness? Polyiso is a bit brittle at that thickness and there is not much r value in 3/4". 1.5" would be better.

02-28-15, 06:07 PM	#3
Mikesolar Master EcoRenovator Join Date: Aug 2012 Location: Toronto Posts: 958 Thanks: 40 Thanked 158 Times in 150 Posts	Can you go up to something over 1" thickness? Polyiso is a bit brittle at that thickness and there is not much r value in 3/4". 1.5" would be better.