Era BS High Security Nightlatch 40mm 1830-37-2

The British Standard High Security Nightlatch meets the new BS 3621:2004 standard, which meet the exacting demands of the insurance companies and the police|The main lock bolt is 'automatically' deadlocked when the door is closed, preventing the main bolt being retracted by a credit card|The inside handle can be deadlocked by an anti-clockwise turn of the key from the inside so securing the lock against forced entry|The bolt can be held in the withdrawn position (only) with the use of the snib feature|This product is ideal for solid and glass paneled doors|An ergonomic internal locking handle which offers added security against forced entry.|Features a 20mm bolt throw|Interior & Exterior|Material: Zinc Alloy|Fixings included|10 year guarantee and warranty