All APA door systems have excellent acoustic properties, have multi-point locking mechanisms and are all tested to SBD standards.

Lift & Slide Door

ST4-600 Lift and Slide Door

The ST4-600 Lift and Slide door system exhibits the best thermal insulation in all the sliding range with transmissions as low as 0.9wm²/K. The workings of the slider are based on a system where the sashes are mounted on a mechanism that allows the sliding doors to be lifted to allow for easy opening and lowered to allow for good weather seals and air leakage reductions.

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Door Profile

ST Door Systems

The ST Door System has a variety of profiles which allows for different door types to be fabricated and specified. These include casement and open-in and open-out doors with three-cill options. Integrated fanlights and sidelights can be included in the design. All doors are internally beaded and come with multi-point locking systems for extra security.

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