Hard fast door, it is a door with high utilization rate on the market at present, the door board is made of aluminum alloy material, divided into hollow type and heat preservation type. The most common color is silver and gray, we are usually using aluminum alloy foam door plate, the middle can be a

High speed spiral door is a new metal industrial door, which is used to keep warm, energy-efficient, efficient, anti-wind, the highest opening speed can up to 2m/s, apply to high frequented logistics channel. Economical and efficient, the High Speed Spiral sectional door, with electromechanical dri

The hard fast door of Master is an international leading high-tech product developed with the latest technology. The prominent feature of the spiral door is energy saving, which can reduce the heat loss by opening and closing the doorin high speed and maintain the temperature (hot/cold) in an ideal

The definition of high speed door is divided into two kinds: high speed spiral door(https://www.masterwellhk.com/Strong-Commercial-Security-Aluminum-Alloy-Spiral-High-Speed-Hard-Fast-Shutter-Doors-pd47080166.html) and high speed PVC door. Among them, high speed spiral door is what we often call the

Worldwide increasing energy prices have prompted MASTER WELL to design completely new high-speed hard spiral doors (https://www.masterwellhk.com/Saving-Energy-Logistics-Temperature-Proofing-Wooden-Grain-Spiral-High-Speed-Hard-Fast-Roll-Up-Doors-pd45786166.html) as energy-saving method. Since the de

The high speed spiral door offers high-speed operation for high-traffic situations and rigid aluminum slat construction to eliminate the need for a second security door. Crisp lines give the Spiral door a look suitable for many types of applications. It consists of the following parts:Curtain mechan