Our minimum order quantity is one set,We also suggest wooden cases package for protection during shipment.

What kind of payment terms would you accept?

We usually accept T/T, Western Union, etc. If you prefer other payments terms, please feel free to discuss with us.

How to install the door. is it difficult?

we'll provide the installation manuals,and support the whole processing.

Do you have the professional sales-after service?

Yes, we have more than 10 years of manufacturer experience, and the employees who provide technical support also have more than 10 years of experience in the industry.

Custom Sizes Long-Lasting Weatherproof Manual Opening Steel Roller Door for Self Storage

Name: Custom Sizes Long-Lasting Weatherproof Manual Opening Steel Roller Door for Self Storage
Brand: Qingdao Voltor Door Technology Manufacturing Co., Ltd.
SKU: 2150124122

Shandong, ChinaQingdao Voltor Door Technology Manufacturing Co., Ltd.

US$80.00-150.00

2 Sets

Product specifications

Roller Door

Sample price:US$100.00/set.Request sample

Product profile

Customization

Available

After-sales Service

Online Technical Support

Warranty

3 Year

Material

Steel

Type

Rolling

Open Style

Rolling

Special Function

Security

Color

Custom

Certification

CCC, ISO9001, CE

Position

Interior

Surface Finishing

Finished

Application

Self Storage Projects, Containers, Shops, Factory

Sales Mode

Professional Factory

OEM

Available

Door Curtain Thickness

0.376mm/0.45mm/0.5mm/0.6mm

Door Color

Black, White, Red, Blue, Orange, Dark Grey or Othe

Parts

Torsion Spring, Guide Rail, End Bar, Brackets and

Motor

Available

Torsion Spring

Life Time 20, 000 Times

Guide Rail

Steel or Aluminum

Package

Carton, Pallet, Steel Box

Min Order Quantity

2 Set

Transport Package

Carton Box, Pallet, Plywood Box, Metal Frame

Specification

Customized

Trademark

Voltor Door

Origin

Shandong, China

HS Code

730830

Production Capacity

100000 Sets Per Year

Key features

Long Service Life: Water and corrosion resistant with a lifespan exceeding 20 years.

Customizable Options: Available in custom sizes and multiple colors including black, white, red, blue, orange, and dark grey.

Versatile Installation: Suitable for any opening size and requires minimal headroom space.

Quiet Operation: Features good airtightness and smooth running due to reliable springs and guide rails.

Multiple Opening Methods: Supports manual, electrical remote, WiFi, and wall switch operations.

Professional Support: Online technical support provided by staff with over 10 years of industry experience.

Free Sample Offer: Free samples available; delivery cost is deductible from the official order.

Fast Delivery: Stock items delivered in 5-10 days; out-of-stock items in 15-20 days depending on quantity.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Qingdao Voltor Door Technology Manufacturing Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.29h

AI-Powered supplier vetting

SummaryThe supplier is a combined manufacturing and trading company focused on doors, windows, rolling shutters, garage doors, industrial lifting doors, guardrails, fences, and related metal products. It demonstrates broad customization capability, OEM/ODM services, export experience, documented inspection and complaint-handling procedures, and ISO9001:2015 and CE credentials. Production equipment and in-stock capability are reported, but there is no valid manufacturing-capacity contract with related subcontractors. Innovation evidence is limited: no new products were reported in the past year, and the supplier lacks 3D software and SDK capabilities. Overseas support is also limited, with no overseas warehouses, showrooms, agents, branches, or reported service countries. Financial information identifies reporting years but provides no assessable financial metrics.

Supplier typeThe supplier identifies itself as a professional technical supplier and a combined company. Its stated business covers manufacturing, sales, installation, and import/export of doors, windows, and metal products, indicating a combined manufacturing and trading profile.

CertificationsThe supplier reports an ISO9001:2015 certificate and CE product certification capability. It also reports quality assurance, documented corrective-action and complaint procedures, and regularly conducted fire drills, providing explicit evidence of quality and compliance-related credentials.

R&D capabilityThe supplier is classified as a professional technical supplier and provides ODM services, but it reports no new products in the past year and lacks both 3D software design and SDK capabilities. The evidence therefore shows some design-related service capacity but weak recent innovation indicators.

Production capacityThe supplier lists bending, laser cutting, jointing, forming, cutting, and punching machines, manufactures multiple door, window, and metal-product categories, and reports in-stock capability. However, it has no valid manufacturing-capacity contract with related subcontractors, creating a documented capacity-management weakness.

Customization capabilityThe supplier explicitly offers customization from designs, full and minor customization, flexible customization, and customization from samples. It also provides ODM and OEM services, demonstrating broad product adaptation and manufacturing customization capability.

Product Q&A

Q:Are you a trading company or a manufacturer?

We are a factory.

Q:What is your delivery time?

If there is stock available, it usually takes 5-10 days. Or if the goods are out of stock, it will take 15-20 days, depending on the quantity.

Q:Do you provide samples? Is it free or extra?

Yes, we can provide samples for free. Customer need to pay the delivery cost. And this delivery cost can be deducted from the official order.

Q:What are your payment terms?

Payment<=1000 USD, 100% advance payment. Payment>=$1000, 30% T/T advance, balance before shipment.

Q:Which city are you in? Are you far from the airport? Are you far from the harbor?

We are in Qingdao, Shandong Province. It takes 1 hour to get from our factory to Qingdao Jiaozhou Airport. Qingdao Port is our seaport, and it takes 2 hours from our factory to the port.