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

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

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

Flue air dampers, flue gas flow control air valves, flanged square mouth electric baffle valves

70-degree and 280-degree fire exhaust and fire dampers smoke isolation and fire blockers electric source factory

Dezhou Tuojing Air Conditioning Equipment Co., Ltd.

Manual electric pneumatic air control butterfly valve, carbon steel stainless steel air volume control valve, complete specifications, customizable as needed

Hebei Tianzhou Environmental Protection Machinery Co., Ltd.

Tianfu Stainless Steel Butterfly Valve D342X-10P DN600 Manual Turbine Cast Steel Valve Source Manufacturer

Yongjia Tianfu Valve Co., Ltd

Fire water pipe valve switch CDI PN16 American standard groove handle turbine butterfly valve

Chengxin Valve Co., Ltd.

Worm Gear Butterfly Valve D343H-16C Flange Flange Valve National Standard Cast Steel Hard-Sealing Triple Eccentric Control Valve

Chengxin Valve Co., Ltd.

Manual soft-seal flange butterfly valve D41X-10/16Q DN40/50/80 dual eccentric

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

Supplying Spain TTV flange butterfly valves, multiple specifications available, large stock in stock, good quality

Shanghai Bomo Electromechanical Co., Ltd.

Supply of Japanese TOMOE Flange Butterfly Valves / Pneumatic Manual Electric Valves Cast Iron Stainless Steel

Shanghai Bomo Electromechanical 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