The adb stands for automatic door bottom with automatic referring to how the auto door bottom will raise or lower the auto rubber door seal as the door opens or closes.
What is an automatic door bottom.
The metal plunger on one side of the automatic door bottom seal comes in contact with the door jamb as the door opens and closes.
The automatic part is a rod that protrudes slightly on one end that acts almost like a button.
The gap under doors is a sound leak when attempting to create a soundproof room.
An automatic door bottom is bulkier than a door sweep but the reason is because of what is on the inside.
We have a large variety of high quality automatic door bottoms to suit your specific needs.
Our automatic door bottom utilizes a flat spring mechanism which activates when closing the door lowering a neoprene seal insert against the floor or threshold to create a sound seal.
Automatic door bottom a movable plunger in the form of a horizontal bar at the bottom of a door which drops automatically when the door is closed.
These are for use on the push side of the door.
When closed the door bottom creates a strong reliable barrier for sound air infiltration and dust.
Pk430dmrl 36 heavy duty automatic door bottoms have a drop down seal which is lowered when the door is closed to prevent air light sound fire smoke dust and moisture from infiltrating the gap under doors.
When the door is closed the bar drops down.
Applying an automatic door bottom adb is a simple and very effective way to create a strong seal at the bottom of doors.
When closed a horizontal protruding operating rod strikes the door jamb thereby actuating the plunger sealing the threshold and reducing noise transmission.
These door bottoms have heavy duty soundproofing and sealing properties that will adapt to your floor condition ensuring a tight seal against the floor or saddle even when inevitable shifting and warping of the door occurs.
Once the door is opened the bar retracts up.
Applying an automatic door bottom adb is a simple and very effective way to create a strong seal at the bottom of doors.
Automatic door bottoms automatic door bottoms also known as drop down acoustical bottom seals offers improved clearance over standard door bottoms by retracting when the door is open to accommodate carpets rugs and other floor surfaces.
The frame compresses a protruding hinge side plunger as the door closes to activate the spring.
An automatic door bottom is adjustable and often provides a better seal.
About automatic door bottoms.