About this item

• ???????? ?????? ???????? ??????????????????: When the plunger contacts the jamb, the drop bar seal actuates from the hinge side first. This allows for multiple compression points, which helps in maintaining a tight seal between the door and the floor. This feature ensures that the door closes smoothly and tightly, preventing drafts and unwanted elements from entering the room.
• ?????? ?????????????? ??????????: The plunger requires a low closing force to actuate the drop bar seal. This feature ensures that the door closes smoothly and quietly without any jerks or vibrations, indicate that the product is designed for smooth and quiet operation.
• ?????? ????????????: End plates are provided for all mounting applications. These end plates ensure that the automatic door bottom is securely mounted to the door, providing stability and durability.
• ?????? ????????????: All JELOSTONE Automatic Door Bottoms are provided in net length, which means that they are provided in their full length without any trimming. Stock length automatic door bottoms can be trimmed to fit specific door sizes, however, maximum cut should not be closer than 1-1/2' close from set screw. The set screw is located at the opposite (non-plunger) end, recessed into the extrusion about 4inch in from that end. This means that the 36-inch ADB can be shortened to a minimum length of 33.5 inches (850 mm) after cutting.
• ????????????????????????????: This automatic door bottom is UL-certified and features functions to block the penetration of sound, air, smoke, and flames, meets high standards for performance, safety, and environmental friendliness.