Dwin rubber thermal insulation material has extraordinary performance at heat-insulation, energy conservation and fire-preservation, which has been approved by UL 94 & US FM & BS 476 part7 / part 6. It is made from acrylonitrile-butadiene rubber and polyvinyl chloride (NBR, PVC) with advanced technology and full-automatic production line. Dwin insulation material can be widely used in HVAC system, daily life plumbing system, industrial low temperature duct / equipment, and Refrigeration / chiller system, especially suitable for electronic / food / chemical workshops & key public buildings that require higher sanitary and fire-prevented environment.