Equipping a door with security viewer, commonly known as “sight”, adds a level of privacy and security by allowing visitors to see your house or apartment without opening the door peephole.
11 Photos Gallery of: How to Put a Door Peephole
- Mark the desired location of the sight glass on the inside surface of the door. The typical positioning of an inspection window is centered on the width of the door and approximately 5 by 5 feet (1.5 by 1.5 m) by 4 inches (10 cm).
- Transfer the door peephole measures determined in Step 1 outside the door.
- Drill the hole with a drill bit 1/2 inch (1.2 cm) mounted on an electric drill. Drill a hole in a first side to near the middle of the door, and then go to the other side and drill the rest of the way through the door to complete the hole.
- Separating the two parts of the inner cylinder by rotating the sight glass of the outer lens.
- Inserts the outer lens assembly in the drill hole from the outer side of the door and hold it in place.
- Inserting the outer tube into the hole drilled in the inner side of the door peephole and attaches it to the outer lens until tight.