Johns Manville Insulation Systems -JM Corbond Open-cell Appendix X - Spray Foam Insulation

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Johns Manville Corbond® Open-cell Appendix X Spray Foam provides an R-Value of R-3.7 per inch, and meets AC 377 NFPA 286 Appendix X requirements for application without an ignition barrier in attics and crawl spaces.


Category: ceiling products | commercial insulation | foamed-in-place insulation...

MasterFormat: Thermal Protection | Thermal Insulation | Foamed-in-Place Insulation...



Johns Manville Insulation Systems
717 17th Street
Denver, CO 80217
Tel: (303) 978-2000

sweetsinfo@jm.com

https://www.jm.com/

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Overview


JM Corbond Open-cell Appendix X - Spray Foam Insulation

Johns Manville Corbond® Open-cell Appendix X Spray Foam provides an R-Value of R-3.7 per inch, and meets AC 377 NFPA 286 Appendix X requirements for application without an ignition barrier in attics and crawl spaces. This low-density, nonstructural insulation allows for high yield while prodiving excellent heat, air and sound control. Recommended for use in residential, commercial and industrial applications.

ADVANTAGES:
Energy-Efficient:
Helps to improve energy efficiency by filling in gaps and cracks while creating an air seal.
Air Barrier: Air-impermeable at 3.5”.
Sound Transmission: Performs well acoustically when used in an assembly.
Installation: Provides high yield with superior sprayability at an exceptional value and low odor. Meets requirements for application without an ignition barrier in attics and crawl spaces.


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Specifications

Specifications
SPF Acceptance CriteriaASTM AC377Pass
Flame SpreadASTM E8425
Smoke DevelopmentASTM E84450
Air Leakage RateASTM E283< 0.02 (L/S/m2) @75pa
Fungi ResistanceASTM E283Pass
Dimensional StabilityASTM D2126< 15% change in volume
Nominal DensityASTM D16220.5 pcf (normal)
Open-Cell ContentASTM D6226> 95%
Water Vapor TransmissionASTM E969 perms @ 3.5"
Air PermeanceASTM E2178-03< 0.02 (L/s)/m
Sound TransmissionASTM E90-90, ASTM E413-8738 (STC)
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