Shandong inorganic glass fiber reinforced fiberglass duct pipe duct manufacturers offer hybrid inorganic magnesium modified ventilation ducts - also known as third generation of modified magnesium ventilation ducts, non-combustible inorganic glass steel ventilation ducts, is a modified magnesite cement for cementation materials, glass fiber cloth reinforcement and add effects to make significant modification of the third generation additives made of magnesium, the main technology is the key of the materials used were the most advanced modification, the structure adopted two different performance of the magnesite cement composite material with new technology. 
 Magnesium compound modified ventilation pipes are mainly used for cooling of buildings with central heating and central air conditioning to send hot air aspirated. 

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