Wholesale OEM Mortised Concealed Fix Threshold Aluminum Threshold Automatic Door Bottom Seal Drop Down Seal

abide by the contract”, conforms into the market requirement, joins in the market competition by its good quality also as provides a lot more comprehensive and great company for purchasers to let them turn into huge winner. The pursue from the firm, would be the clients’ gratification for Wholesale OEM Mortised Concealed Fix Threshold Aluminum Threshold Automatic Door Bottom Seal Drop Down Seal, Our business is dedicated to giving customers with significant and secure top quality products at aggressive price, making each and every customer pleased with our services.
abide by the contract”, conforms into the market requirement, joins in the market competition by its good quality also as provides a lot more comprehensive and great company for purchasers to let them turn into huge winner. The pursue from the firm, would be the clients’ gratification for China Seal Strip and Bottom Seal, Now, with the development of internet, and the trend of internationalization, we have decided to extend business to overseas market. With the propose of bringing more profits to oversea customers by providing directly abroad. So we have changed our mind, from home to abroad, hope to give our customers more profit, and looking forward to more chance to make business.

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

abide by the contract”, conforms into the market requirement, joins in the market competition by its good quality also as provides a lot more comprehensive and great company for purchasers to let them turn into huge winner. The pursue from the firm, would be the clients’ gratification for Wholesale OEM Mortised Concealed Fix Threshold Aluminum Threshold Automatic Door Bottom Seal Drop Down Seal, Our business is dedicated to giving customers with significant and secure top quality products at aggressive price, making each and every customer pleased with our services.
Wholesale OEM China Seal Strip and Bottom Seal, Now, with the development of internet, and the trend of internationalization, we have decided to extend business to overseas market. With the propose of bringing more profits to oversea customers by providing directly abroad. So we have changed our mind, from home to abroad, hope to give our customers more profit, and looking forward to more chance to make business.