Hot Selling Sandwich Panel Automatic Vertical Folding up Galvanized Steel Material Electrical Folding Hangar Doors

Product Description

Vertical Bifold Garage Door
Technical Specifications
Vertical Bifold Up Garage Door
Power supply220±10%V, or 380V, 50/60Hz, IP55
Opening and closing speed20-40cm/s
Door panel thickness40mm/50mm
PU Density48±2kg/m³
Wind resistance28-35m/s (Class 10-12)
Sound insulation level24DB
Insulation level0.38W/M°C
Water tightness30Pa
K Value1.5W/M2.K
Thermal Conductivity≤ 0.033W/M.K
ColorStandard:white.Other color can be customized.
WindowCan be added
Pedestrian DoorCan be added
Structure Diagram & Details
Structure 1 Structure 2 Packaging
Why Choose Us
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Custom Design: Before sale, according to your size, our engineers will provide you with detailed CAD design solution in order to avoid mistakes.
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Certified Quality: We are quality manufacturer certified by Alibaba. And we have ability to provide you with safe, assured and satisfactory services.
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Competitive Pricing: Our office located in costed city, and factory moved to inland city. Only aims to offer you a more competitive price.
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After-Sale Support: 18 months warranty and spare parts will be provided. Installation technical support available via appointment.
Engineer Design Quality Control Production
Company Profile
Factory Overview
Our company covers an area of 23,000 square meters, equipped with professional technical team and advanced production equipment. One of the earliest manufacturers of industrial doors in China. Our enterprise philosophy is “quality first service best”. We take this concept to bring our products and services around the world.
Our Product Range
High speed door, Fire shutter door, Sectional door, Wind resist steel roller shutter door, Aluminum roller shutter door, Transparent roller shutter door, Industrial sliding folding door, Steel(fire) door, Hangar door, Dock shelter, Dock leveler and more.
Product 1 Product 2 Product 3
Certifications & Partners
📜
1. Certified with CE for quality assurance.
2. Fireproof products are CCC certified.
3. Multiple patents demonstrate strong R&D capabilities.
4. Custom certification application support available.
Certificates Partners
Frequently Asked Questions
Q1: Is your product easy to install? Yes, it's very easy to install. We will preassemble the products. Without welding work, only screw. Besides, installation video and manual will be provided.
Q2: How about your leading time? We are manufacturer and with adequate stocks. If your project schedule is urgent, we can produce about 10 sets of doors in one day.
Q3: Why can I trust you and pay you? We are a boutique enterprise of Alibaba and strictly certified. You can also pay via Alibaba to keep your money safe.
Q4: Do you provide OEM service? Yes, we provide professional OEM services.
Q5: What's your MOQ? 1 set is also a good beginning.
Q6: How long is the warranty period? Non-human damage warranty. We will replace your broken parts within 18 months.

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