JM Open Cell Spray Foam
JM open cell spray foam (oc SPF) is a low density nonstructural insulation that offers a high yield while still providing important air isolation, versatile R-values, and thickness of 1 inch, it provides an R-value of 3.8 (R-13 at 3.5 inches and R-19 at 5.5 inches). It can be installed in temperatures as low as 40 degrees Fahrenheit. Requires a specific spray applicator.
JM Corbon Open Cell Appendix X
JM Corbond Open-cell Appendix X Spray Polyurethane Foam (ocx SPF) insulation is a two-component, low-density, nonstructural insulation system designed for interior commercial, residential and industrial applications. This is class 1 rated and meets AC 377 nfpa 286 Appendix X requirements for application without an ignition barrier in attics and crawl spaces.
JM Corbond III Closed Cell Spray Foam
JM Corbond III closed-cell spray polyurethane foam insulation now delivers an R-value of R-7 per inch. One pass can achieve the coverage of 3. Now you need only 5.5 inches of spray foam to achieve an R-38. This also means that contractors can achieve an R-21 in a 2×4 cavity with one three-inch pass. It can be applied at temperature as low as 25 degrees Fahrenheit (-4 degrees C).