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Basic Info.
Product Description
NHentrance Sponge Dock Seals provide a reliable and energy-efficient solution for sealing gaps between loading docks and vehicles. Designed for warehouses, cold storage facilities, and logistics centers, our dock seals enhance thermal insulation and protect against external elements during cargo loading and unloading.

√ Superior Thermal Insulation: High-density sponge foam reduces energy loss and maintains internal temperatures.
√ Durable Construction: Made with wear-resistant PVC fabric, ensuring long-lasting performance in heavy-duty applications.
√ Energy-Efficient Design: Prevents air leakage, reducing heating and cooling costs.
√ Customizable Fit: Available in various sizes to suit different loading dock configurations.
√ Easy Installation: Simple to install, ensuring minimal downtime during setup.
Size | Foam width | Foam thickness | Curtain length | Sealing performance |
2600*2800 | 300mm | 250mm | 1000mm | 95% |
3000*3000 | 300mm | 250mm | 1000mm | 95% |
3000*3300 | 300mm | 250mm | 1000mm | 95% |
NHentrance Co., Ltd. specializes in a wide range of industrial doors, including high-speed roll-up doors, industrial stacking doors, high-speed zipper doors, spiral doors, sectional doors, garage doors, cold storage doors, and loading dock equipment. Our products are designed to meet the demanding needs of various industries, including manufacturing plants, food processing, chemicals, textiles, refrigeration, electronics, precision machinery, and logistics warehousing.
With production facilities located in Wuxi and Dongtai, NHentrance leverages over 20 years of industry expertise and a solid commitment to innovation. Our dedicated R&D team ensures that we provide cutting-edge, tailored solutions that address the unique challenges of our clients. We are proud to offer a comprehensive range of products and one-top services backed by competitive pricing and exceptional quality, ensuring significant value and reliability for our customers.




Q1: What is a dock seal?
A: A dock seal is a protective barrier installed around a loading dock door to seal the gap between the truck and the dock. It helps prevent air, dust, and pests from entering the facility.
Q2: What are the benefits of using a dock seal?
A: Dock seals provide energy savings by reducing heat loss, improve workplace safety by preventing slips and falls, and protect goods from environmental contaminants.
Q3: What types of dock seals are available?
A: Common types of dock seals include mechanical dock seals, inflatable dock seals, and foam dock seals. Each type is suited for different applications and levels of traffic.
Q4: How do I choose the right dock seal for my facility?
A: Consider factors such as the size and type of trucks, the frequency of use, and the specific needs of your facility, such as insulation or weather protection.
Q5: Can dock seals be customized?
A: Yes, dock seals can be customized in terms of size, material, and design to fit the specific requirements of your loading dock.
Q6: What kind of payment terms would you accept?
A: We usually accept T/T and L/C, etc. If you prefer another payment term, please discuss them with us.
Q7: How do you package your shipments?
A: Our doors are packaged in wooden crates. Please let us know if you require specific packaging arrangements.