The .Patio Door Lock is the perfect solution for additional home security. Steel Lock This door lock is made from steel. It has a painted white finish.   Other Variations The bolt is also available in one other finish - painted grey .  These other variations can be found in the related products. Simple Operation Once installed all fixing screws are concealed when the patio lock is locked. To operate, simply press the spring bolt to lock, the lock, the key is only required to unlock the unit.   Always remember to remove the key from the patio lock when you a...