Welcome

After more than 100 years of success, Gretsch-Unitas is one of the­ leading sup­pliers of window and door technology, automatic entrance systems and building man­age­ment systems. Here you will not only find an unrivalled selec­tion of prod­ucts ranging from window hardware for single-family homes through to complex building man­age­ment systems – this is also the­ right place if you need a system sup­plier for timber ele­ments or CE cer­tifica­tion.