SCHARTEC Double Door Lock SDL1 Patio Security Combination Code French Doors

No Installation Required: Simply slide each sleeve over the door handles, push the locking bar to the correct length and scramble the combination – the door is secured in seconds. 3-Digit Combination Code: 1,000 possible combinations; the default code (000) can be reset to any personal combination at any time using the built-in reset button. Adjustable Locking Bar: Extends from 105 mm to 180 mm to fit door handles spaced between 11.5 cm and 18 cm apart – suitable for most standard French and double door layouts. Heavy-Duty Zinc Alloy Construction: Solid, corrosion-resistant material for long-lasting durability and resistance to forced entry attempts. Tool-Free Operation: No keys, no batteries and no wiring – a fully mechanical lock that works anywhere, any time. Discreet White Finish: Clean, unobtrusive design that blends with white door and window frames without affecting the appearance of your home. Versatile Additional Security: Works alongside existing door locks to provide an extra layer of protection – ideal for patio doors, conservatories and French doors.