Upright
Open
Dry Alarm Valve
Can Automatically Opened and Closed
Deluge System
Wet Fire Sprinkler System
Enclosed Type
Seat Type
80mm
55
Diaphragm Type
Paint: 20um, Zinc: 40-80um
UL FM API GOST Ce ISO
ASTM A53/A795/A135 En10255 BS1387...
Groove. Thread. Bevel, Plain, Shoulder End...
Painted, Galvanized...
Elbow, Tee, Cross, Reducer
Plastic Clothes and Steel Strip
NPS: 1/2" ---12" WT: 2.11--10.31