Automatic door threshold CO - 422 (12 x 28.5 mm)

Automatic door threshold - the product is intended for sealing the gap between the door and the floor.

When the door is closed - The sealing rubber in the threshold presses against the floor.

When opening the door - The sealing rubber returns to its original position.

The automatic threshold is suitable for fire and smoke resistant doors with a resistance of 30 min.

The product is certified for soundproof doors - 43 dB

The automatic door threshold can be shortened by 10 cm