Hinged doors can be unlocked using the openers from the 5000 and 7000 series from Intertecnica. These inside and outside openers are easy to mount and adjust and can be used for both rotational directions.
Door hinges from Intertecnica are made of patented corrosion-resistant composite plastic. The models from the 2800 and 2800B series offer the option of adjusting a door easily in 3 directions when the door is closed; they are shielded and can't be taken apart.
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