Deanta radius steel hinges provide a sleek and stylish finish to your door. Not only are these hinges designed to open and close a door, they also ensure that the door is securely fixed to the door frame. For the majority of internal doors to function properly, two hinges per door are required. These hinges are BN EN Grade 13, which means they can withstand doors that are up to 120kg in weight. They are also certifire rated which is a UKAS accredited, independent third-party product certification scheme. Deanta now offers a range of stylish internal hardware that complements Deanta doors, the range extends from handles to hinges and locks to latches. What are ball bearing door hinges? Door hinges are crucial pieces of door hardware which are used to both hang and open/close a door. The ball bearing style of door hinge is a durable option which consists of steel ball bearings positioned between the hinge knuckles. Whilst standard hinges can often deteriorate over time resulting in loud squeaky noises, the steel bearings within the ball bearing hinge ensures a much quieter and smoother motion when opening and closing the door. Most internal doors will require two hinges to function properly whereas doors with added security functions will typically require three or more to help prevent forced entry. When installing fire doors, fire rated hinges will need to be used and customers are advised to check that their hinges meet the required fire safety standards. Available in a variety of finishes, there are plenty of choices to suit your needs. Features & Benefits BN EN Grade 13 Certifire rated 10-year warranty Product Specification Length: 102mm Width: 76mm Thickness: 3mm