Backflow Preventive, Manipulation Preventive Cap for Freeze Preventive Water Meter

CHARACTERISTIC
● Patent registered product (No.10- 0700932)
● Passed freeze preventive test by Small & Medium Business Administration

● Cubical expansion absorbing structure and indicating unit glass where special material is
   used (By using reinforced glass, expected damage of breakage can be minimized which
   may occur at water meter and connection of water meter)
● Easy to select order specification by user (Common type, freeze preventive type, type for
   both of freeze preventive and backflow preventive function)