-
Top Quality Concealed Aluminum Automatic Drop Down Door Bottom Seal
Product Advantage;
1) Super silent concept, specially for silent door.
2) The humanized design plunger, no matter how short it is exposed, easy to pull out and adjust.
3) The better mute performance ; the lifting mechanism won’t make a sound while using.
4) Cladding type lifting mechanism, better soundproof and sealing performance. D type sealing strip without wings can also be selected to cleanroom, operating room and other environmental requirements.
5) Internal four-bar linkage mechanism, flexible movement, stable structure, stronger anti – wind pressure.
6) Diversified installation, brackets installation, also can extracted the lifting mechanism to install on the top of door bottom.
7) Internal case can be draw out as a whole, convenient to install and maintenance.
8) Optional anti-dispute button component, the main body can be installed in advance, but can not be used normally, after the end of the project or the elimination of the dispute, can be directly inserted into the button component, normal adjustment use. Simple and convenient.
-
Top Quality Automatic Concealed Drop Down Bottom Door Seal
Product Advantage;
1) Consealed type, easily install with end cover plate or both bottom wings.
2) Unique design, M type spring with reinforced nylon structure, stable performance.
3) Nylon or copper plunger is available depending on the whole style of the door.
4) Silicone rubber sealing , high temperature resistance, aging resistance.
5) Fire strips can be added on the bottom wings of both sides to achieve fire protection function.
-
Good Quality Intumescent Fire Door Seal Strip
Product Advantage;
1) 30 times expantion.
2) The lower expansion temp.is 180℃to 200℃.
3) Co-extrusion to ensure the core material does not fall off.
4) “Certifire” approved by Warrington UK, BS EN 1634-1& BS476 20-22&3C&GB test reports.
5) Online printing logo and batch number on product.
-
Top Suppliers Drop Down Seal for Door Automatic Drop Down Door Bottom Seal
Product Advantage;
1) Heavy Duty type can be used in factories, garages and other oversize doors.
2) Unique design, special spring with swing block structure, stable and durable, strong compressive ability, excellent performance.
3) Huge EPDM honeycomb foam rubber seal makes soundproof better.
4) Installed by the bottom wing with screws and collocate aluminum alloy decorative plates at both ends.
-
Top Quality Aluminum Door Bottom Seal Automatic Drop Down Seal 915mm
Product Advantage;
1) Concealed type, install with bracket, simple and convenient.
2) Unique design, M type spring with reinforced nylon structure, stable performance.
3) Nylon or copper plunger is available depending on the whole style of the door.
4) Silicone rubber sealing , high temperature resistance, aging resistance.
-
Hot-selling Aluminum Automatic Drop Down Seal Door Bottom Seal Concealed Drop Seal
Product Advantage;
1) Consealed type, easily install with end cover plate or both bottom wings.
2) Unique design, M type spring with reinforced nylon structure, stable performance.
3) Nylon or copper plunger is available depending on the whole style of the door.
4) Silicone rubber sealing , high temperature resistance, aging resistance.
5) Fire strips can be added on the bottom wings of both sides to achieve fire protection function.
-
Hot Selling for Intumescent Fire Strip 30X4mm Fire Rated Doors Sealing Strip
Product Advantage；
1) Triplex-extrusion of core, case and rubber ensure rubber does not taken off.
2) Varies of special profiles are available for customers’ demands.
3) 30 times expantion.
4) The lower expansion temp.is 180℃to 200℃.
5) Co-extrusion to ensure the core material does not fall off.
6) “Certifire” of Warrington , BS EN 1634-1 test report.
7) Online printing logo and batch number on product.
-
Top Suppliers Fire Rated Fireproof Drop Down Door Seal
Product Advantage;
1) Soft and hard co-extrusion adhesive strip is easy to install and not easy to fall off.
2) The cooper plunger can be automatically locked after adjustment, not easy to loose, durable and stable sealing effect.
3) Internal case can draw out as a whole, convenient to install and maintenance.
4) Optional for brackets installation or top installation.
5) The top installation is convenient and diversified, extract the whole lifting mechanism to install, or only extract sealing strip to install.
6) Internal four-bar linkage mechanism, flexible movement, stable structure, stronger anti – wind pressure.
-
OEM Supply Automatic Lift Sealing Strip Bar Concealed Drop Down Bottom Door Seal
Product Advantage;
1) Super silent concept, specially for silent door.
2) The humanized design plunger, no matter how short it is exposed, easy to pull out and adjust.
3) The better mute performance ; the lifting mechanism won’t make a sound while using.
4) Cladding type lifting mechanism, better soundproof and sealing performance. D type sealing strip without wings can also be selected to cleanroom, operating room and other environmental requirements.
5) Internal four-bar linkage mechanism, flexible movement, stable structure, stronger anti – wind pressure.
6) Diversified installation, brackets installation, also can extracted the lifting mechanism to install on the top of door bottom.
7) Internal case can be draw out as a whole, convenient to install and maintenance.
8) Optional anti-dispute button component, the main body can be installed in advance, but can not be used normally, after the end of the project or the elimination of the dispute, can be directly inserted into the button component, normal adjustment use. Simple and convenient.
-
Hot Selling for Surface Automatic Door Bottom Seal Drop Down Door Seal for Door Bottom
Product Advantage;
1) Ultra-thin and beautiful,compact and stable structure.
2) Surface mounted,simple and convenient installation.
3) Both ends are equipped with decorative end cap, suitable and beautiful.
4) Stainless steel plunger can install in any side of products to accommodate the door opening and closing.
5) Stainless steel plunger can lock automatically after adjustment,not loose, durable and stable seal effect.
-
Best quality Intumescent Fire Strip 30X4mm Fire Rated Doors Sealing Strip
Product Advantage；
1) Triplex-extrusion of core, case and rubber ensure rubber does not taken off.
2) Varies of special profiles are available for customers’ demands.
3) 30 times expantion.
4) The lower expansion temp.is 180℃to 200℃.
5) Co-extrusion to ensure the core material does not fall off.
6) “Certifire” of Warrington , BS EN 1634-1 test report.
7) Online printing logo and batch number on product.
-
Good Quality Fire Rated Door Drop Down Seal
Product Advantage;
1) Super silent concept, specially for silent door.
2) The humanized design plunger, no matter how short it is exposed, easy to pull out and adjust.
3) The better mute performance ; the lifting mechanism won’t make a sound while using.
4) Cladding type lifting mechanism, better soundproof and sealing performance. D type sealing strip without wings can also be selected to cleanroom, operating room and other environmental requirements.
5) Internal four-bar linkage mechanism, flexible movement, stable structure, stronger anti – wind pressure.
6) Diversified installation, brackets installation, also can extracted the lifting mechanism to install on the top of door bottom.
7) Internal case can be draw out as a whole, convenient to install and maintenance.
8) Optional anti-dispute button component, the main body can be installed in advance, but can not be used normally, after the end of the project or the elimination of the dispute, can be directly inserted into the button component, normal adjustment use. Simple and convenient.