The hermetic sliding door installation is completely surrounded with a sealing system. This ensures that sound-proof and air-tight requirements are complied with. Design Frame Corner frame for brickwork Block frame for a tiled wall Surrounding frame for wall system Leaf Fabricated as a double layer, sandwich construction, with a solid, shock-resistant centre. The requested surface material is glued on to the door by means of a special process. Surface Door made of stainless steel, as an option Stainless steel, grade 304 (18/10)ground with grain size 240 Stainless steel, grade 316 (17/12/2) ground with grain size 240 Steel covered Laminate