It is a beneficial device if you have kids or pets in your house.
Garage door before 1978 child safety switch.
It operates on a low voltage beam which completed the switch when the door is in.
Door reinforcement lock 3 security door lock for kids home child proof door locks withstand 800 lbs for inward swinging door easy to install.
Consumer product safety commission.
It prevents the doors from automatically closing when anyone is in the doorway.
Any object in the garage door s path that is around 6 inches or taller should cause the door to refuse to close as an obstruction has been detected.
There is considerable controversy regarding the proper protocol to evaluate a modern roll up garage door and its safety devices.
The garage door sensors are the safety add on to your garage doors.
The consumer product safety commission commission or cpsc is issuing a final rule amending the regulations for the safety standard for automatic residential garage door operators to reflect changes made by underwriters laboratories inc.
Inspectors have various ways of disclosing the condition of the door and operator.
Inspection protocol for garage doors watch out for the last few inches.
Ul in the entrapment protection provisions.
The working of these sensors is quite simple.
Installing safety sensors on a garage door opener.
Secondary entrapment protection usually takes the form of photo electric eye sensors or garage door safety eyes that detect obstructions in the door s path before it closes in the first place.