a. Plain blanket It is the normal type, suitable for big diameter pipelines, flat and irregular surfaces, building walls with good thermal insulation and acoustic absorption effects. The blanket with glass cloth, aluminium foil or wire mesh on facing is available. b. Blanket with aluminium foil facing The product is designed for circular ducts, small equipment and air-conditioning system pipelines, with properties of good water-resistance, dust-proof, and perfect thermal insulation. c. Blanket with wire mesh The product is used under conditions of strong vibration and high temperature, also recommended for thermal insulation of boilers, vessels, flanges/ valves and big diameter or large irregular pipelines. d. Blanket with glass cloth Facing The product is developed for large span equipment and building walls with good dust-proof performance. Maximum service temperature Plain Blanket: 450C (850F) With Glass Cloth: 650C (1200F) With Aluminium Foil: 250C (480F) With Wire Mesh: 750C (1400F) The blankets are non-combustible, water-repellent, and non-hygroscopic. The wool is neutral or slightly alkaline, and normally not support the growth of molds, fungi and bacteria.