Kenvo insulated steel roll up doors have unique advantages compared with other regular Steel Roller Shutter Doors.  It is made from double skin steel slats, filled with high density PU foam in the middle. So the Metal Roller Shutter door slat is a sandwich structure design. This gets excellent strength, thermal insulation and noise isolation for the steel roll up door. No matter compared with regular single skin steel rolling door or compared with Aluminum Roller Shutter Doors, Kenvo insulated steel roll up door obtains obvious advantages.  It can be installed in external areas facing big wind pressure. And it will bring benefits for energy saving by keep room temperature. 

1. Thermal insulated+High strength

Double skin steel slat, filled with polyurethane foam inside. It can prevent thermal conduction. So KENVO insulated steel roll up door will keep warm in winter or keep cool in summer inside room. At the same time, Steel Roller Shutter Doors can reduce noise level spreading from outside. 

And with hook lock design, it has perfect strength to resist strong wind pressure.

2. High airtight

At two sides of insulated steel roll up door, the side track is sealed with seal brush.  (Below left picture)

At the bottom, EPDM weather seal rubber of soft material is fixed to touch with ground floor.  (Below right picture)

3. Advanced driving motor

Self limit control device inside motor set controls running of doors precisely; Overload-protection program will stop motor from running when there is jamming or overheating, to protect automatic insulated steel roll up doors and avoid damages. 

	Bronze core, with stable current control and longer work life than regular aluminum core motor.
	Mechanical limiting relay control device with more accurate running control
	Low-noise and low friction type gear to guarantee smooth rotation

4. Rust-proof

Every automatic insulated steel roll up door door is supplied with one control button box and two remote controls for daily use. The button box is fixed on the wall beside the electric insulated Metal Roller Shutter, and with three control buttons UP, STOP and DOWN.  The remote control can be used to operate the steel roll up door from a distance within 100m. 

When power failure happens, you can easily open or close automatic insulated steel roll up door with a manual hoist chain which is connected its motor. 

The surface of automatic insulated steel roll up door is powder coated in color. Standard white color is a safe color to fit for most buildings.  If you want a special color to decorate, we can customize various colors for you. 

Something more:

UPS Power Battery： After power failure happens, you will be able to operate electric insulated steel roll up door like normal time. The UPS battery can allow a 10+ cycles of opening&closing.	Bluetooth controller:  Use your mobile phone to operate electric insulated steel roll up doors while connecting bluetooth.	WIFI controller:   Connect automatic insulated steel roll up doors with your WIFI, then you will be able to control the door from anywhere far away.