24 In. W X 48 In. L X 0.25 In. T Clear Twin Wall Polycarbonate Sheet
Falken Design Twin Wall Polycarbonate sheet is a multi-wall Polycarbonate sheeting that features at least a twin wall structure with interconnected channels that create small pockets of airspace in between them that enhance the strength of the polycarbonate and reduce the impact of thermal transfer.
8 In x 4 In R6 Insulated Duct Board Register Box for HVAC Airflow Control
Always seal seams with code approved mastic or sealant (or duct tape). The Master Flow 8 in. This duct board is pre-insulated with R6 fiberglass insulation. R6 insulating value results in higher thermal efficiency for duct board products.