Universal smoke exhausting cover

Exhaust system pipe fittings and joints: made of polypropylene (PP), polypropylene has good chemical stability, and has outstanding resistance to chemical erosion and contamination;
Front cover: made of polycarbonate (PC), polycarbonate has good corrosion resistance and heat resistance, high strength, no deformation under 110° high temperature flue gas environment, and excellent transparency.
Exhaust volume adjustment: The movable valve is installed inside the joint to maintain a close fit with the joint cavity; through the in-line adjustment knob to achieve stepless adjustment, it can ensure that the exhaust system exerts the maximum efficiency in the right place.
Joint sealing ring: high-density rubber that is not easy to age.
Joint connecting rod: steel bracket, epoxy resin electrostatic spraying.
Joint elastic button: high-density PP material.