OM offers a large number of fiberglass reinforced plastic products,our own company is a professional manufacturer in frp area which brings in advanced technology from Japan.we offer those frp products as follow in long term: Vent-pipe: one of the main facilities in office,hotel,factory,aeration and air-conditioning. Properties: 1.No rust and long-lasting. 2.Low heat transmiting property can reduce the energy consuming. 3.Convenient installation,there is no needs to tie up heat preservation materials location. 4.Much more cheaper and can save about 30% engineering cost. 5.Good fireproofing property.