Spezialmaschinen Window Frame Machine The Randek Window Frame Machine is a machine that delivers high quality result for years. Randek has been the market leader for window frame machines since the 80s. Mehr lesen.. Beam Insulating Machine Randek Beam Insulating Machine is developed for production of insulated beams. The insulation creates better energy conditions in the building component where the beam is placed. Mehr lesen.. Roof Board Machine An effective machine to produce roof boards semi-automatic. Pay-off approx. 1 year. Mehr lesen.. Stucco System The worlds most automatic and advance system for application of stucco. Mehr lesen..