SEPPES Products

Puerta seccional

Sectional Door Solutions

Engineered for Extreme Durability and Efficiency

Sectional door, also known as ”sectional overhead door”, typically composed of multiple panels that open and close vertically. Our sectional doors feature high-density polyurethane foam panels, providing thermal insulation and impact resistance—perfect for industrial applications. With quick open/close features, they help optimize warehouse efficiency, save space, and maintain high safety standards.

Built to endure, industrial sectional doors are impact-resistant, wind-resistant, and engineered for long-term, stable performance—even in the most demanding settings. This durability translates to reduced maintenance costs and uninterrupted operations. Ideal for industrial applications, our energy-efficient doors are crafted to withstand high-frequency use, ensuring reliability and performance day in and day out.

More Details Of Sectional Overhead Door Structure

Industrial Sectional Door

1. Vertical guide rail
2. Vertical side frame
3. Door shaft
4. Torsion spring fracture protection device
5. Sheave
6. Torsion spring sleeve
7. Balance spring mechanism (torsion spring)
8. Coupling
9. Inner bracket
10. Top roller bracket
11. Roller bracket

12. Big back muscles (optional)
13. Wire rope break protection device
14. Sandwich door panel
15. Inner hinge
16. Bottom aluminum profile and bottom sealing strip
17. Side seal
18. Top aluminum profile
19. Top sealing strip
20. Panel side cover with fixing holes
21. Step handle
22. End buffer
23. Ceiling mounting bracket

Types of Commercial & Industrial Overhead Doors

In different operating environments, choosing the right type of loading bay doors is crucial to improving efficiency and ensuring safety. According to different designs and functions, loading bay doors can be divided into several types, each type is adapted to specific needs and environments.

Overhead Sectional Door

Vertical-lift Sectional Door

Glass Sectional Door

Side Silding Sectional Door

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More Custom Styles For Commercial Sectional Doors

Other Optional Equipment of Reinforced Components: More Durable and Safer

Various Lifting Methods of Sectional Steel Doors

Sectional steel doors can be customized according to the factory environment. It is widely used for its space-saving features, high practicality and high-end appearance.

Standard Lifting

Applicable to door top space: within 200-300mm.

Improve Lifting

Suitable for door top space ≥ door opening height.

Vertical Lifting

It is suitable for the slope shape of the door top ceiling, and the track is parallel to the ceiling

Low Lifting

Suitable for commercial sectional doors top space ≥ 500mm

Installation Guide for Your Sectional Door

All measurements are made indoors and each value must be measured at at least three point: H – the height of the sectional door opening (the distance from the ground to the top of the door opening) B – the width of the door opening (the distance from the left edge of the door opening to the right edge) h – at least 500 mm above the door opening (the distance from the top of the door opening to the ceiling) b1/b2 – requires a lateral distance of at least 150 mm left and right (distance from the corresponding edge of the door opening to the obstacle) L is the depth of the room

When measuring H and B, take the maximum value as the final size
When measuring h, b1, b2 and L, take the smallest value as the final size

Provision of Professional Technical Services

Bienvenido a la fábrica profesional de SEPPES

Tenemos certificados auténticos y autorizados

We hold over 20 patents and certifications, ensuring our products meet the highest industry standards.

Trusted by Industry Leaders Worldwide

We have partnered with over 4,200 businesses and factories across 70+ countries, including top brands like BMW, Pepsi, Huawei, and Procter & Gamble.

Industrial Sectional Doors Project Cases

Through the cooperation with Eagle Materials, SEPPES has achieved great results and benefits. Firstly, we succeeded in delivering high quality, high performance sectional overhead door that perfectly met the needs of Eagle Materials. This makes their logistics operations more efficient and reliable, thereby improving production efficiency and on-time delivery rates. Second, our solution helped Eagle Materials reduce labor costs.

Videos of Steel Sectional Door

Get The Best Overhead Doors for Your Project!

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Why Choose SEPPES Sectional Door

We have the most professional manufacturing loading dock equipment and talents in the field of industrial equipments. Let’s look at the whole process of manufacturing and shipping:

20000㎡factory area

Our factory covers an area of 17,500 square meters, which can meet the needs of large orders, fast production and delivery.

Protección de seguridad

Electroválvula de seguridad estándar para evitar caídas. También puede elegir un limitador para evitar que el coche ruede.

Personal profesional

Todos los empleados de SEPPES tienen formación profesional y más de diez años de experiencia en producción.

Control inteligente

El sistema inteligente de control de la plataforma de carga y descarga puede realizar la operación y el mantenimiento de diálogo hombre-máquina.

Packing

Los productos se embalan en cajas de madera para que no sufran daños durante el transporte.

Transporte seguro

Una vez embalada la puerta, nuestro propio vehículo especial se encargará de transportar el producto de forma segura al puerto para su envío.

Frequently Asked Questions About Sectional Door

What is insulated sectional doors and how does it work?

Commercial insulated sectional doors, consists of multiple panels that open vertically and slide upward along a track. This design saves space and is ideal for industrial environments, warehouses, and garages. Sectional doors are operated using a spring tension system, allowing smooth opening and closing for maximum efficiency and space utilization.

How can I get a price of needed industrial steel sectional door?

Please give the exactly size and quantity of your required door. We can give you a detail quotation based on your requirements. If there are drawings to show your factory site plan will be best.

Can sectional doors be automated for remote operation?

Yes, industrial sectional doors can be easily automated for remote operation. Many modern sectional doors are compatible with automated systems, allowing them to be opened or closed using a remote control, key fob, or smartphone app. Automation improves convenience, speed, and safety, especially in high-traffic areas.

What is the quality of your Seppes Sectional Door?

Our Seppes sectional door has passed CE certification, ISO9001 and SGS certification, and we will carefully check the products before leaving the factory to protect the rights and interests of customers.

How long do sectional doors last?

The lifespan of a sectional door typically ranges from 15 to 25 years, depending on usage, maintenance, and environmental conditions. Regular maintenance, including lubrication of moving parts and inspection for wear and tear, can extend the door’s life significantly. High-quality materials, such as steel or aluminum, further enhance durability and resilience.