automata küszöb tömítés

Automatic Door Sill

Quality MARSHALL Accessory
Thermal Insulation:
Smaller amount of heat loss
Sound Insulation:
Quiter environment
Excellent against rain

The principle of operation of the automatic threshold is that when closing the door, a wide rubber seal locks the gap between the door leaf and the threshold. It works automatically and does not require any intervention. This innovative product also has a beneficial effect on thermal insulation, waterproofing, and sound insulation properties.

During closing:automatically lowering seal

During opening:automatic recoiling seal

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