The Apolo MEA metal cavity fixing HRM is suitable for fixings on boards like gypsum plasterboards, fibreboards or chipboards, but also on caivity ceillings. Due to the extensive range, the HRM is overall suitable for sheet thicknesses from 3 mm to 45 mm. After successful installation, the anchor expands with his arms over a large area, resulting in high load values. For a comfortable, controlled and optimal installation the usage of the Apolo MEA installation pliers MZA 100 is recommended, but you can also use a cordlessscrewdriver or screwdriver. specially for the installation of huge amount of fixings the MZA 100 is helpful. As a metal plug it is not flammable according to DIN 4102, class A1.