Manual air dampers, flue duct adjustment ventilation butterfly valves, rectangular adjustable louver valves can be customized as needed

Automat Electric Soft-seal Clamp Butterfly Valve D971X-16Q/C/P Resistant to High Temperature and High Pressure for Precise Control

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

Louver butterfly valve, flue duct multi-axis DN800 electric damper, material customizable

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

Ventilation Device: Stainless steel butterfly valve regulates the flow of pressure, liquid, and gas

D673W-16P National Standard Imported High-Temperature Steam 304 Stainless Steel Material, Clamp-Type Hard-Sealing Pneumatic Butterfly Valve

GEROYAL Jingyou American-style lug electric butterfly valve, American standard valve, supports customization, comes with complete specifications

High-temperature flange butterfly valve WCB carbon steel stainless steel national standard flange connection triple eccentric hard seal structure

Rubber-lined butterfly valve 304 stainless steel National standard Manual clamp bidirectional soft seal Fully rubber-lined centerline type

Automat Pneumatic Rubber-Lined Butterfly Valve D671X-16Q - Corrosion-resistant and wear-resistant, low flow resistance, zero leakage in both directions

High-temperature flange butterfly valve WCB carbon steel stainless steel national standard flange connection triple eccentric hard seal structure

Cater (Hangzhou) Valve Manufacturing Co., Ltd.

Rubber-lined butterfly valve 304 stainless steel National standard Manual clamp bidirectional soft seal Fully rubber-lined centerline type

Cater (Hangzhou) Valve Manufacturing 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.

D943H Electric Hard-sealed Butterfly Valve Compact Size Complete Specifications High Temperature Resistant Hugong

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

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

Yongjia Tianfu Valve Co., Ltd

Soft-sealed cast steel worm gear manual clamp butterfly valve D371X-10C/16C

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.

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

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

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

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