The company’s duct wrap insulation is composed of glass fibers bonded together with a thermosetting resin, creating a strong, resilient, blanket-type insulation that is easy to fit and install on hvac ...

This article addresses the specific uses, performance characteristics, fire safety, condensation control, and installation recommendations for fibrous glass duct wrap. Fibrous glass duct wrap ...

DENVER--(BUSINESS WIRE)--Johns Manville (JM), a Berkshire Hathaway company and leading building products manufacturer, has introduced a black-coated Polypropylene-Scrim-Kraft (PSK) duct wrap ...

DENVER — Johns Manville (JM), a leading global manufacturer of energy-efficient building products and engineered specialty materials and a Berkshire Hathaway company, announced today the release of ...

An airtight, well-insulated ductwork system is key to a building’s heating and cooling installation. If the system is not effectively designed, installed, sealed and insulated, the total heating and ...

Fiberglass insulation is not airtight. Heck, it will barely even slow air propelled by convection, differential pressure or wind. It is especially helpless against air moving through a leaky pipe ...

Like JM’s other Microlite Duct Wrap Insulations, this new insulation is Formaldehyde-free™ and has a facing with a perm rating of 0.02. Brennan Hall, JM’s Senior HVAC Product Manager, explained that ...