-
Best-Selling Automatic Drop Down Door Bottom Seal for Wooden Door
Product Advantage;
1) Unique design, light and beautiful, compact and stable structure.
2) Soft and hard co-extrusion adhesive strip is easy to install and not easy to fall off.
3) The cooper plunger can be automatically locked after adjustment, not easy to loose, durable and stable sealing effect.
4) Internal case can draw out as a whole, convenient to install and maintenance.
5) Optional for brackets installation or top installation.
6) The top installation is convenient and diversified, extract the whole lifting mechanism to install, or only extract sealing strip to install.
7) Internal four-bar linkage mechanism, flexible movement, stable structure, stronger anti – wind pressure.
-
Chinese Professional Aluminum Automatic Drop Down Seal Door Bottom Seal Concealed Drop 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.
-
High Quality Concealed Automatic Door Bottom Seal Under Door Drop Down Seal
Product Advantage;
1) Heavy Duty type can be used in factories, garages and other oversize doors.
2) Flank installation, semi – recessed installation or external installation, aluminum alloy decorative plate at both ends.
3) Huge EPDM honeycomb foam rubber seal makes soundproof better.
4) Unique design, special spring with swing block structure, stable and durable, strong compressive ability, excellent performance.
-
OEM Supplier Automatic Drop Down Morticed Door Bottom 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.
-
-
Leading Manufacturer for High Quality Customized Length Aluminium Door Bottom Automatic 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.
-
Manufacturer for Door Bottoms and Sweeps Automatic Drop Down Seal
Product Advantage;
1) Small size, compact and unique structure, small installation space, wide applications.
2) Top installation or install with brackets.
3) The top installation is convenient and diversified, extract the whole lifting mechanism to install, or only extract sealing strip to install.
4) Internal four-bar linkage mechanism, flexible movement, stable structure, stronger anti – wind pressure.
5) Stable and reliable big plunger, automatically locks after adjustment and does not loosen. Durable and stable sealing effect.
6) Optional for stainless steel bracket or Nylon decorative end cap.
-
Hot Selling for Concealed Automatic Door Bottom Seal Under Door Drop Down Seal
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.
-
China OEM Timber Fire Doors Seal Automatic Concealed Drop Down Bottom Door Seal
Product Advantage;
1) Unique design, light and beautiful, compact and stable structure.
2) Soft and hard co-extrusion adhesive strip is easy to install and not easy to fall off.
3) The cooper plunger can be automatically locked after adjustment, not easy to loose, durable and stable sealing effect.
4) Internal case can draw out as a whole, convenient to install and maintenance.
5) Optional for brackets installation or top installation.
6) The top installation is convenient and diversified, extract the whole lifting mechanism to install, or only extract sealing strip to install.
7) Internal four-bar linkage mechanism, flexible movement, stable structure, stronger anti – wind pressure.
-
High Quality Automatic Drop Down Door Bottom Seal for Wooden Door or Metal Door
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.
-
Manufacturer of Aluminum Automatic Drop Down Seal Door Bottom Seal Concealed Drop 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) Intumescent fire strips are added on the bottom wings of both sides of B03, which can be used for fire door installation.
-
Good Quality Aluminum Automatic Drop Down Seal Door Bottom Seal Concealed Drop 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.