Sterling offers a comprehensive choice of affordable door & window security solutions, including: British Standard Kitemark Doorminder Euro Cylinders, Mortice sash and deadlocks, Nightlatches, door & window bolts and rim locks and SafeCan® food cans for hiding valuables in plain sight.ocks Door Closers UPVC Handles Accessories Doorminder Kitemarked Euro Cylinders: Sterling’s British...
