Strong polyester film laminated and encapsulating a heavy, corrosion resistant steel wire helix, forms the inner core and supports a thick blanket of fiberglass insulation over a fiberglass scrim. The outer vapor barrier is a jacket of durable black polyethylene. Designed for low to medium pressure systems.
|Diameter||4-20 inches ID|
|Positive||10 inches (4˝-16˝ ID)
6 inches (18˝-20˝ ID)
|Negative||1 /2 inch (4˝-20˝ ID)|
|Temp. Range||-20°F – 250°F cont.|
|R-Value||R-4.2, R-6.0, R-8.0|
|GREENGUARD Certifications||GREENGUARD Indoor Air Quality Certified
GREENGUARD Children and Schools Certified
Meets UL 181 and NFPA 90A-90B Fire Codes
This product can expose you to chemicals including Acrylonitrile, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.