No- trace vertical supporting wheels designed for glass. Vulcolan covered glass carrying wheels Washing with 4 special spiral brushes and thermostatically controlled hot water and rinsing EPDM and polyurethane driving discs Water, isolated body, transparent acrylic inner- panels Perfect drying by specially designed nozzles Noise isolated body Vulcolan covered double raw glass carrying wheels with spacer frame aligning rigs Inspection lights for quality control Pneumatic stops for spacer frame aligning PLC controlled automatic pressing Vulcolan covered glass carrying wheels Motors and gear boxes most Reliable brand's Siemens electrical components 24 Volt control panels in conformity with European safety regulations Robust body construction with steel frame chassis, completely electrostatic powder painted against corrosions The washing sensibility of coated glass