National Aluminum Heavy-Duty Pneumatic Screen Door Closer DURALUX Automatically turns on heating cable

Automatically turns on heating cable only when needed (35 degrees Fahrenheit or less)

Follow the “Directions for Use” on this box very carefully

Size 1/2” x 12”

trigger-start ignition and a 36” reach for less bending or crouching

National Aluminum Heavy-Duty Pneumatic Screen Door Closer DURALUX Automatically turns on heating cableHeavy duty air controlled door closer is designed for use on out swinging wood or metal doors up to 1 3 8' thick. Door closing speed is fully adjustable. 2 hole end plug allows closing force to be regulated. Includes convenient,hold open, washer. Extended operating life as closer is permanently lubricated.