- the actuation of the heat-sealing arm is motorized, connection to compressed air installation is not necessary;
- the air circulation in the tunnel is designed so that the heat shrinkage is carried out uniformly on all surfaces of the product;
- digital control panel;
- adjusting the lowering rate of the heat-sealing arm;
- adjusting the speed of the product passing through the tunnel;
- adjusting the temperature in the tunnel.