Structural Insulated Panels R Value

Featuring integrated moisture air and thermal protection zip system r sheathing completely reimagines traditional wall assemblies by streamlining exterior water air and thermal management.

Structural insulated panels r value.

Expanded polystyrene insulated panels. Raycore s 5 1 2 inch thick polyurethane sip panel has an r value of 42. More importantly because all types of sips have solid insulation completely enclosed with wood sheathing they are not subject to any convective currents like fiberglass insulation. The r value of each osb facing is r 0 55.

What style of panel will best suit your needs. Calculated r values for generic structural insulated panel sip including 7 16 oriented strand board osb on each side. The concept is simple. However insulspan manufacturers structural insulated panels in sizes up to 8 x 24.

Raycore structural insulated panels are available in varying stud configurations. Expanded polystyrene eps is type i per astm c578 11. All of thermocore s structural insulated panel sips innovations results in significant time labor and most of all money savings for you. To reach a similar r value with a sandwich panel you would have to purchase their 10 1 4 inch thick panel with an r 40 or their 12 1 4 inch thick thick panel with an r 48 insulation value.

Lumber is still used to connect eps sip panels to each other. Ez sips are 4 foot wide eps insulation panels that fit into 2 6 wall sections like a glove. Zip system r sheathing is the simple all in one structural panel with built in exterior insulation. Expanded polystyrene with a stated r value of r 3 9 per inch at 75 f was tested at r 4 2 at per inch at 50 f and r 4 4 per inch at 25 f.

Thermocore s patented 4 r 24 panel is the highest r value in a standard jamb wall 4 9 16 thermocore panel systems was the first panel company to offer an optional plumb eve. That s 75 percent more r value for half the price. Thus the effective r value of a 2 x 6 wall with all its thermal breaks is about 15 62 which is less than the standalone r value of the insulation pocketed between the studs. Extruded polystyrene xps is type iv type x per astm c578 11.

At less than the cost of factory sip systems ez sips build in place structural insulated panels are changing the way homes are built. R control sips or structural insulated panels are a superior building envelope solution that provides the benefits of insulation and structural performance in a single building product.