適用
Portable Electronic Vents
媒体
water,sea water,sand,ect.
Product name
check non return valve vulcanization rubber flap duckbill check valve
Applicable medium
water,sea water,sand,ect.
Connection
Flange,clamp,etc
Material
NR, NBR, EPDM,etc
Flange Material
Carbon steel, stainless steel
Appliction
Flood discharge, sewage discharge,etc
Companytype
Manufacturer since 1997