Professional China Aluminum Automatic Concealed Drop Down Seal Door Bottom Seal Strip

So that you can finest fulfill client’s demands, all of our operations are strictly performed in line with our motto “High Excellent, Competitive Price, Fast Service” for Professional China Aluminum Automatic Concealed Drop Down Seal Door Bottom Seal Strip, We warmly welcome merchants from your home and overseas to contact us and set up business enterprise partnership with us, and we’ll do our greatest to serve you.
So that you can finest fulfill client’s demands, all of our operations are strictly performed in line with our motto “High Excellent, Competitive Price, Fast Service” for China Door Bottom Drop Seal and Automatic Door Bottom, We pay high attention to customer service, and cherish every customer. We have maintained a strong reputation in the industry for many years. We are honest and work on building a long-term relationship with our customers.

Product Description

Consealed fire door drop down seal  M-type spring structure, suitable for doors with slots in the door leaf. During installation, there is a 34mm*14mm through slot at the bottom of the door. Place the product in it, fix it from the wing of the product, and install the decorative end cover with screws. The use of this product does not affect the overall style of the door.

When a fire occurs, the fireproof expansion seals on the wings installed on both sides will expand rapidly to block the gap at the bottom of the door, prevent the spread of flames, cut off harmful gases, fight for escape and rescue time, and provide a guarantee for the safety of life. In normal conditions, it can be used for sealing functions such as temperature insulation, sound insulation, and dust blocking.

• Length：330mm-2200mm

• Sealing gap：3mm-15mm

• Finish：Anodized silver

• Fixing：With stainless steel bracket. With screw on fin,  bracket as cover optional.

• Plunger optional：Nylon plunger, copper plunger, wedge plunger

• Seal：Silicon rubber seal, gray or black colour

So that you can finest fulfill client’s demands, all of our operations are strictly performed in line with our motto “High Excellent, Competitive Price, Fast Service” for Professional China Aluminum Automatic Concealed Drop Down Seal Door Bottom Seal Strip, We warmly welcome merchants from your home and overseas to contact us and set up business enterprise partnership with us, and we’ll do our greatest to serve you.
Professional China China Door Bottom Drop Seal and Automatic Door Bottom, We pay high attention to customer service, and cherish every customer. We have maintained a strong reputation in the industry for many years. We are honest and work on building a long-term relationship with our customers.