Pittsburgh plate glass co.
Pneumatic door lock.
Means for manually producing overpressure are rigidly connected to a door.
Door operation and control us2733918a en 1956 02 07.
The pneumatic closer has a full 90 opening range and has an adjustable closing speed.
Ideal security sk1730w sk1730 pneumatic heavy storm door closer white.
More buying choices 35 97 3 new offers.
Get it as soon as fri aug 28.
4 5 out of 5 stars 290.
Nat pneumatic co inc.
Use a single closer for light to medium weighted doors or a pair one on top and one at the bottom for heavier full view storm and screen doors.
4 4 out of 5 stars 280.
Door actuating mechanism us2800323a en 1951 10 02.
Vehicle door lock us2710186a en 1948 07 21.
Free shipping by amazon.
Cell doors corridors or entrances emergency exit doors.
United states patent 6106032.
Emco storm door closer kit in white color.
Only 18 left in stock order soon.