New D180 security door
Free your horizons.
When innovation meets elegance, the result is D180: the new Dierre security door with a minimalist design and high performance, featuring a full 180-degree opening.
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High performance
The double seal, made possible by the hinge, increases sound insulation and air permeability. The hinge structure is designed to maximise the door’s performance and its ability to adapt to the specific needs of the environment. Sound insulation up to 42 dB and thermal transmittance up to 1 W/m²K.

Concealed hinge with 180° opening
With its unmistakable style, the D180 concealed hinge differs from traditional concealed hinges because it opens up to 180° without compromising the double rebate. The hinge movement consists of three fixed rotation parts and two mobile trajectory parts, making it reliable and precise.

Flush frame
The D180 security door conceals Dierre concealed hinges, which are only revealed when the door is fully opened, allowing for the refined aesthetics of a flush solution with the frame on the inside of the home. The high acoustic, thermal and security characteristics guarantee protection and privacy.
Design
Opening solutions
The D180 security door is available in three opening solutions: D180 1, with cylinder lock; D180 8, with double cylinder lock and service cylinder; D180 hibry5, with motorised and manual locking system.
hardware
The standard hardware is New Creta in bronze or silver, which in its simplicity represents the distinctive features of Dierre, distinguishing the D180 from other security doors. The modern Dallas hardware is also available in silver, satin chrome or elegant anthracite grey.
New D180 security door