Secure your French double doors and conservatories with the unique Patlock, the ultimate deterrent for opportunist intruders. It provides maximum visibility to show the doors are securely locked from the inside, yet also provides maximum security from the outside. Adds extra security, stops intruders fast and adds peace of mind. Easily fitted and released, no keys or codes needed; Supplied with a pair of tamper resist door spindles. Steel . Additional features: Patlock is the home security product and visual deterrent for French Doors. Designed and developed in the UK to deter and stop would be intruders. Size H5, W7.5, D41.5cm. 1 year.