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 — 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 ...

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 ...

Q: I inherited a concrete block building that was then converted into a home several years ago. Part of it has a crawlspace and part is on a concrete slab. The crawlspace is always damp, and the ...

One of the most cost-effective and energy-conserving measures you can take is to insulate duct or pipe runs in the unheated areas of your home. By not insulating these conduits, you are essentially ...

Q: I had a home-energy analysis. The report said my ductwork needs to be repaired upstairs and in the crawlspace because that is where a good deal of leakage is and also is bringing bad air pollutants ...