This model is surfaced-mounted type, no need to slotting at the bottom of the door, just a few screws can be installed, suitable for late-stage upgrade.
Material | Aluminum alloy frame + silicone sealing strip + 304 stainless steel accessories |
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Seal Material | Silicon rubber or EDDM seal |
Location | Door bottom or sliding door edge |
Finishes | Aluminum, Dark Bronze Anodized, custom powder coated finishes upon request |
Standard Lengths | 800mm, 915mm, 1000mm. Can be cut according to customer request |
Mounting Type | Surface Mounted Type |
Min/Max Gap Size | 3mm / 15mm |
Housing: Made of 6063 aluminum alloy with stainless steel screws and a PVC soft cover plate.
Seal Strip: Equipped with standard silicone rubber sealing strip.
Actuator Head: Comes standard with a round metal plunger.
Custom Lengths: Available in lengths from 250mm to 1500mm upon request.
Standard Lengths: 800mm, 915mm, and 1000mm.
Surface-mounted design eliminates the need for door slotting or modifications.
Install in minutes using a few screws — ideal for upgrades and retrofits
Anodized aluminum shell ensures corrosion resistance and durability.
Flexible silicone or EDDM strip provides a tight seal against sound, dust, and air.
Standard sizes available; can be trimmed to fit your door perfectly.
At DAOSEAL, we offer flexible OEM and customization options to match your specific needs.
DAOSEAL maintains strict quality control across every step of the manufacturing process. From material selection to final inspection, we ensure every automatic door bottom meets our highest standards.
Discover what our customers say about DAOSEAL’s s Automatic door bottom. From product performance to support experience, we’re proud to be their sealing solution partner.
We are manufacturer base in China, Real factory no middleman
Yes. We offer full customization, including Length, b color (black, white, grey, etc.), and package
For standard models, our MOQ is typically 200 Pcs. For OEM or custom sizes, please contact us for specific requirements.
Absolutely. We offer free samples for quality checking. Shipping costs may apply depending on your location.
Normally 7–15 days depending on order quantity and customization needs.
Contact Daoseal for expert advice, fast quotation, and free sample of door & window sealing strips. Response within 12 hours, guaranteed!
📧 Email: sales@daoseal.com
💬 Tel/WhatsApp: +86-18968307323
📍 Location: Ningbo, China
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We will contact you within 1 working day, please pay attention to the email with the suffix “@Daoseal.com”.