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Duct Liner

For lining and insulating sheet metal ducts in HVAC systems, Johns Manville Duct Liner, in a variety of shapes, provides both high operational performance and better indoor air quality for building occupants. Consistent temperatures mean less wasted energy and more productive conditions for those who work or visit there. All of these products will help achieve superior thermal and acoustical performance and protect against microbial growth.

Linacoustic® RC

Linacoustic® RC combines state-of-the-art facing technology with an advanced coating system to provide the durability of a mat facing with the reliability of a coating. (more ...)

Spiracoustic Plus®

The Spiracoustic Plus® System from Johns Manville is a comprehensive group of duct lining products specifically engineered to provide very high acoustical and thermal performance in round air ducts of virtually any size. (more ...)

Linacoustic® R-300

Permacote Linacoustic® R-300 is a rigid fiber glass board that meets or exceeds all ASTM C 1071 Type II duct liner requirements. The airstream surface and the long edges are coated with a tough, smooth, state-of-the-art acrylic polymer. (more ...)

LinaTex®

LinaTex® is a flexible duct liner made from continuous glass fibers bonded with a thermosetting resin. The airstream surface is protected with an improved black, high density glass mat which has a tougher surface and is more damage resistant. (more ...)

Permacote® Linacoustic® HP

Permacote® Linacoustic® HP is a flexible duct liner insulation that improves the indoor building environment by keeping temperature constant and minimizing unwanted noise from HVAC equipment and crosstalk. (more ...)