Product Details:

• For Inset or Overlay Doors

CRL's UV Lock for Double Doors works on either inset or overlay glass doors. Installation requires drilling a one inch (25 millimeter) diameter hole in one door with adhesive applied to rear surface of the lock cover plate, and bonding the receiver hook latch to the inside of the other door. Quick and easy to install in 1/4 inch (6 millimeter) or 3/8 inch (10 millimeter) glass.