Wraptor Plus house wrap seals seams and cracks in the external sheathing, reducing air flow through the building envelope. By reducing radiant heat transfer, it enhances the wall assembly’s thermal resistance, or R-value. It also provides water resistance, air resistance, and permeability. Available in 9x150-ft and 10x100-ft rolls. Insulation Solutions Inc. 866-698-6562. www.insulationsolutions.com [WOC Booth N126]