SUBURBAN LOCK SERVICE NOT ONLY WILL FURNISH AND INSTALL A NEW AUTOMATIC DOOR OPERATOR BUT CAN ALSO SERVICE AN EXISTING AUTOMATIC DOOR OPERATOR. WE SERVICE MOST AUTOMATIC DOOR OPERATORS BY STANLE, BESAM, HORTON, GYROTECH AND MANY OTHERS. IF YOUR AUTOMATIC DOOR IS GIVING YOU TROUBLE, PLEASE GIVE US A CALL. WE MAY BE ABLE TO SERVICE THE AUTOMATIC DOOR OPENER THAT YOU HAVE.