Heavy duty closers are recommended for doors in high traffic areas as well as exterior doors and doors in schools or public buildings where heavy use is expected.
Hinge replacement door closer.
The universal hardware heavy duty aluminum commercial door closer the universal hardware heavy duty aluminum commercial door closer is suitable for aluminum wood and hollow metal storefront applications.
Standard duty standard duty closers include designs with aluminum cast iron or forged metal arms.
Prime line kc10hd safety spring door closer easy to install to convert hinged doors to self closing diecast construction 4 1 4 white non handed ultra 68405 spring door closer butterfly spring pack of 2.
The main thing they have in common is that when you open them you create a vacuum that will pull the main connector arm in and back into a prone position.
Meets ansi grade 1 standards and ada requirements.
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Overlay these concealed hinges are retrofitable and allow any level diyer to do away with the heavy slamming of cabinet doors.
There are ones that have swinging arms and others that are simply a long shaft attached to two points.
The closer features adjustable latching and closing speeds and a 180 opening range.
Designed for a 1 2 in.