... :1200mm 4. Thickness: 25-150mm Glass wool roll with Aluminum foil:The Centrifugal Glass Wool Blanket/Felt/Roll and Board ... heater etc. It features:1. Excellent for heat preservation, thermal insulation, sound absorption;2. Non-combustible, nontoxic, and resistant to ... corrosion;3. Low thermal conductivity, stable chemical property, low moisture rate and good ...