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Mikesolar · 10-11-12, 06:44 PM

Get a thick aluminum heat pan from Rehau or Warmboard and have the spacing at most every 8". Then put 3.5" min of rockwool right up against it, then drywall. You can put a radiant barrier but it is of limited value.

10-11-12, 06:44 PM	#3
Mikesolar Master EcoRenovator Join Date: Aug 2012 Location: Toronto Posts: 958 Thanks: 40 Thanked 158 Times in 150 Posts	Get a thick aluminum heat pan from Rehau or Warmboard and have the spacing at most every 8". Then put 3.5" min of rockwool right up against it, then drywall. You can put a radiant barrier but it is of limited value.