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With an r-value (the capacity of an insulating material to resist heat flow) of R-6.5 to R-7 per inch (depending on the thickness applied), 2 lb spray foam provides the highest available R-value per inch compared to other spray foam systems #sprayfoam #foam #insulation #blownin #attic #fyp #newbuildhomes #vapourbarrier #construction #poly
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With an r-value (the capacity of an insulating material to resist heat flow) of R-6.5 to R-7 per inch (depending on the thickness applied), 2 lb spray foam provides the highest available R-value per inch compared to other spray foam systems #sprayfoam #foam #insulation #blownin #attic #fyp #newbuildhomes #vapourbarrier #construction #poly
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