st70 concealed sash

ST70 Concealed Sash

APA Launch new ST70 Concealed Sash Window APA Facade Systems have recently developed our ST70 Concealed Sash window. It has a slim design, with a surface of only 66mm from the exterior. The Slim profile provides the inside of the building with a substantial increase in luminosity. A 35mm thermally broken area, and the insertion of […]

View More

b.src = ""; s.parentNode.insertBefore(b, s);})();