What is the R-value of 2in blue board?

DOW BLUE BOARD 2″ 2’X8′ 250 PSI R-VALUE=10.8.

What is the R-value of R Tech InsulFoam?

about 3.9 per inch
InsulFoam EPS has R-values that vary depending on temperature and the density of the product installed. For instance, our standard R-TECH, sold in home improvement stores, has an average R-value of about 3.9 per inch at 75°F.

What is a good R-value for exterior walls?

R-13 to R-23
Typical recommendations for exterior walls are R-13 to R-23, while R-30, R-38 and R-49 are common for ceilings and attic spaces. See the Department of Energy’s (DOE) ranges for recommended levels of insulation below.

Is R-tech foam board waterproof?

R-TECH® Rigid Foam Insulation In addition, R-Tech has excellent dimensional stability, compressive strength and water resistance properties.

What is InsulFoam used for?

This versatile rigid foam board can be used for new and retrofit roofing, exterior, interior & cavity walls, siding underlayment, insulating sheathing, continuous insulation sheathing, weatherproofing protection barrier, below grade, under slab, crawl space, perimeter insulation, drainage board and radiant heated …

How big is R-Tech insulation sheathing?

Please note: calculations are estimates and can only be made using whole numbers. R-Tech 1 in. x 4 ft. x 8 ft. Insulation Sheathing cuts easily to size. Facilitating its installation as wall sheathing, basement and foundation insulation or siding underlayment. This product meets federal guidelines for energy efficiency. How much do you need.

What is Styrofoam residential sheathing?

STYROFOAM Residential Sheathing is an extruded polystyrene foam board with plastic film facers on both sides providing a long term insulating performance of R-5 per inch sizing This 0.55in thick 4ft x 8ft is lightweight, making it easy to handle and remains a simple matter to cut to size with a score and a snap

Why choose the integrated structural sheathing system?

The integrated structural sheathing system meets wall bracing requirements and contributes to shear wall assemblies. Plus, the engineered wood panel provides a nailable, easy-to-flash base

Where can I use polyurethane insulation?

This insulation is suitable for use in walls, ceilings and some limited roofing applications in new construction for commercial, residential, agricultural and industrial buildings and in thermal retrofit construction within existing buildings.