Pivot doors offer a stunning architectural aesthetic, but their unique top-and-bottom hinge mechanism makes traditional door bottom sealing a challenge.
Our Pivot Door Drop Down Seal is specially engineered to overcome this structural difference.
Featuring a modified triggering mechanism designed to accommodate pivot hardware, this automatic door bottom provides a reliable, hidden seal against drafts, dust, and noise without interfering with the door’s swing.
Ressaseal Hinged Door Drop Down Seal is designed to improve the sealing performance of hinged doors with a clean, concealed finish.
When the door closes, the seal drops automatically to close the bottom gap.
It helps block drafts, dust, noise, and light leakage, making it a practical choice for residential, commercial, and interior door applications.
Life safety and building compliance are essential in commercial construction. Our Fire Door Drop Down Seal is an automatic door-bottom seal designed for fire-rated door assemblies, helping block drafts, acoustic transfer, cold smoke, and fire..
During normal use, it works as a reliable draft and acoustic barrier. In a fire, the built-in intumescent strips expand under high temperatures to help seal the door-to-floor gap and slow the spread of smoke and flames.
Our Acoustic Door Drop Down Seal is a professional-grade automatic door bottom sealing system designed to help reduce sound transmission, drafts, and dust.
Featuring a durable aluminum housing and a reliable automatic drop-down mechanism, it is the ideal sealing solution for commercial buildings, hotels, hospitals, and acoustic door manufacturing.
Available for bulk wholesale and OEM/ODM customization.
The Door Perimeter Seal seals the top and sides of doors to help block air leakage, dust, smoke, noise, insects, and contaminants. It is suitable for commercial, medical, cleanroom, office, hotel, and industrial applications.
With durable materials and a clean design, it fits tightly to the door frame and works with an automatic door bottom seal to improve airtightness, comfort, hygiene, and overall door performance.
The Door Mullion Seal Strip for Double Doors is designed to seal the center gap between paired doors. Installed on the door mullion or meeting stile, it improves air sealing, sound control, and weather protection for commercial, residential, and aluminum door systems.
This double door seal strip helps block drafts, dust, insects, and light leakage while supporting smoother door closing. It is an ideal door weatherstrip seal for double doors that need reliable center-gap sealing and long-lasting protection.
A door sweep is installed at the bottom of a door to seal the gap between the door and floor. It helps block drafts, dust, insects, light, and outside noise while improving indoor comfort and energy efficiency.
This door bottom seal is suitable for residential, commercial, wooden, metal, and aluminum doors. It provides reliable protection, reduces air leakage, and helps keep rooms cleaner, quieter, and more comfortable.
The Antibacterial Seal for Medical Doors is a sealing solution designed for medical environments with a highly effective antibacterial coating that inhibits the growth of bacteria, viruses, and other harmful microorganisms, helping prevent cross-infections.
It fits tightly to the door frame, providing not only excellent airtightness and soundproofing, but also protection against bacteria and contaminants. It is suitable for hospitals, operating rooms, laboratories, and other areas where cleanliness is critical.
The Hospital Door Frame Sealing Strip is designed for medical rooms, cleanrooms, laboratories, and other controlled environments. Made from high-quality sealing material, it helps block dust, insects, cold air, heat, and external noise.
With strong sealing performance and multiple size options, this strip fits tightly to door frames and helps create a cleaner, quieter, and more comfortable hospital environment.
Benefits of Installing an Automatic Door Sweep
Prevents Air, Water, and Dust Leakage
Automatic door sweeps help solve problems of air, water, and dust leakage around the doorway, significantly improving the sealing and isolation effect of the door.
Automatic Closing Mechanism
The sweep automatically lowers when the door is closed, ensuring a tight fit against the floor. This prevents air, noise, moisture, and pests from entering the room.
Enhanced Comfort and Energy Efficiency
By sealing the door gap, the sweep helps minimize the loss of cold or warm air, reducing energy consumption. This is particularly useful in offices, homes, hotels, and other spaces where temperature control is important.
Improves Soundproofing
The automatic door sweep enhances the soundproofing effect of the door, contributing to a quieter and more comfortable environment.
Maintains Cleanliness
It helps keep the area under the door clean, preventing dust, dirt, and pests from entering.
The Automatic Door Bottom Seal is easy to install. Simply measure the door width, cut the seal to size, fix it to the bottom of the door, and adjust the side trigger for smooth automatic sealing.
Control temperature, reduce noise, and prevent contamination in industrial settings, ensuring compliance with environmental standards.
Enhance energy efficiency, reduce noise, and keep out dust and insects for a more comfortable living space.
Maintain clean and controlled environments by sealing out contaminants and maintaining air quality.
Improve guest comfort with soundproofing and cleanliness, contributing to a better overall experience.
Such after-sales support may come free with the purchase of an item and may also be sold as part of a more comprehensive service plan, such as how Best Buy Co. sells Geek Squad computer-related service plans.1 Service offered through a help or support desk may include technical assistance for personal computers, mobile phones, software, machinery and a variety of other products.
Real-time online support includes email, chat, forums, and a social media interface (and monitoring) that assists in responding to public complaints and criticisms. This may include handling returns or repairs.
Automated customer service lines can give advice and solutions to frequent or even more complex issues and questions. Typically, rather than employing more human customer service representatives, automated responses and bots allow customers to easily access support at any time, either by phone or online.
This may include easily-accessible online solutions that involve forums where customers may interact with other users or experts, post questions, or search for answers.
Yes, the product is usually slightly smaller than door leaf.
Each door situation is different, the purchase product length can be 36″(915mm), it can be shortened by 100mm for length modification.
That means 915mm long product can be easily cut to any length between 815-915mm.
The min. automatic drop-down seal length is 250mm, available cutting 20mm.
For the 300-600mm width narrow leaf, suggest purchase 3 lengths
600mm- could be shorten to 400mm
400mm – could be shorten to 300mm
300mm-could be shorten to 230mm
The min. automatic drop-down seal length is 250mm, available cutting 20mm.
RMD-LW1,RMD-LW3,RMD-LL7,RMD-LL9,RMD-LY5A,RMD-LY5B
The surface mounted types are suitable for existing doors, easy surface mounted exterior installation.
They are RMD-LL9,RMD-LL1,RMD-LQ3,RMD-LY6A,RMD-LY6B
Regarding fire doors, you can directly choose the two models RMD/RPB01 and RMD/RPB02 which are equipped with fireproof intumescent seals.
You can also install the fireproof intumescent seals at the bottom after installing the automatic door bottom.
It can be installed in both door bottom side and door up side.
According to the pivot door width is 48″, 54″, and 60″, there are two solutions when choosing length of drop-down seals
– First solution: choose the three same lengths as door leaf: 1219mm/1372mm/1524mm
– Second solution: two lengths of Ressaseal automatic drop-down seals are okay for this door width range due to its max. available cutting length is 200 mm.
Length 1- 1550 mm – available from 1550-1350 mm
Length 2 – 1350 mm – available from 1350-1150 mm
Above two length drop down seals will cover all door width from 1550-1150 mm
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