Double eccentric soft-seal flange butterfly valve D342X ductile iron turbine butterfly valve can be customized in size

Yaokai supplies electric air volume control valves, galvanized air valves, remotely controlled normally open, normally closed, stainless steel 3C fire dampers

70-degree and 280-degree fire dampers, smoke exhaust valves for underground mall garages and office buildings, high temperature and corrosion resistant, Tuojing

Manual air valve, dust removal duct air control door, carbon steel material, ventilation butterfly valve, adjustable baffle door

Manual air damper DN219 rectangular circular flue stainless steel carbon steel damper valve manufacturer

Customizable soft-seal ventilation butterfly valves for flue ducts and low-leakage stainless steel dampers manufacturer

Electric dust and gas butterfly valve, stainless steel and carbon steel material, ventilated manual turbine box air vent, one-year warranty

DN500 ventilation butterfly valve for flue ducts uses stainless steel electrically adjustable air dampers

Flue baffle doors, pneumatic actuator adjustable dampers, rectangular circular ventilation butterfly valves

Electric manual 1600*800 multi-shaft turbine box drive square air damper, rectangular adjustable louver valve, carbon steel material

High-temperature ventilation butterfly valves, carbon steel stainless steel electric dampers, manual pneumatic switch flue air valves

Electric dust and gas butterfly valve, stainless steel and carbon steel material, ventilated manual turbine box air vent, one-year warranty

Cangzhou Changtong Environmental Protection Equipment Co., Ltd.

DN500 ventilation butterfly valve for flue ducts uses stainless steel electrically adjustable air dampers

Cangzhou Changtong Environmental Protection Equipment Co., Ltd.

High-temperature stainless steel 304 ventilation butterfly valve, DN530 pneumatic actuator air valve

Cangzhou Changtong Environmental Protection Equipment Co., Ltd.

D371X-16P Turbine Couple Clamp Butterfly Valve Stainless Steel DN100 Clamp-Type Soft-Sealing Handle Butterfly Valve

Wenzhou Guoying Valve Co., Ltd.

Supply of pneumatic cast steel butterfly valves D671X-10/16P DN100 for acid and alkali resistance, corrosion resistance, explosion-proof flange shut-off valves

Wenzhou Guoying Valve Co., Ltd.

Carbon steel butterfly valve D343H-16C DN125 WCB material, metal hard seal, flange connection, customizable

Wenzhou Guoying Valve Co., Ltd.

Youcheng produces and sells electric ventilation butterfly valves, DN round-mouth duct ventilation valves, compact structure, strong merchants can customize them

Botou Youcheng Mining Machinery Co., Ltd.

Ventilation valves, variable air volume butterfly valves, clamp connection pneumatic valve welding, customizable

Shanghai Hugong Valve Factory (Group) Co., Ltd.

Butt clamp liners for fluorine disc valves, acid-resistant and corrosion-resistant manual worm gear liners, PTFE butterfly valves D371F46-16C DN300 DN250

High-level valves, fluorine-lined butterfly valves, D341F46-16C steel-lined PTFE butterfly valves, corrosion-resistant flange soft seals

Carbon steel butterfly valve D343H-16C DN125 WCB material, metal hard seal, flange connection, customizable

Manufacturer wholesale sanitary grade food-grade manual stainless steel quick-install butterfly valve, 304/316 valves, customizable

D373H/W Flange Couple-Clamp Metal Hard-Sealing Butterfly Valve Three-Eccentric Turbine Steam Stainless Steel DN50

Aluminum alloy pinless worm gear clamp butterfly valve D371X valve Hande Precision Valve integrated valve seat

Fluorine-lined butterfly valve D371F46-16C cast steel PTFE-lined corrosion-resistant, acid and alkali resistant, source factory DN40-1000

Chemical valve D341F46-16C resistant to strong acids, strong alkalis, high temperatures, PTFE flange lined with fluorobutterfly valve DN900