Device for providing access to a space, wherein the space is provided with an access element, such as for instance a door or window, wherein the device is provided with pressing means for exerting an impact force on one or more parts of the access element, such as for instance a door frame, comprising: - an elongate housing, - an elongate impact element for exerting the impact force on the access element which is adjustably movable between a starting position and an end position by means of first drive means, - the first drive means are adapted to produce the impact force, - the impact element is comprised in a first guide extending along the impact element, - the impact element is provided from close to the first outer end up to at least an exit opening with a narrowed portion, - the first drive means comprise a first fluid reservoir provided with a first fluid suitable for high-pressure application, wherein in the starting position of the impact element the first fluid is arranged compressed in the first fluid reservoir and the first fluid reservoir is in fluid communication with a first side of the first outer end of the impact element, - first activating means for activating the device, characterized in that the device is provided with a dosing device for adjustable dosing of the impact force, wherein the dosing device is arranged substantially in the housing and wherein the dosing device comprises: - a second fluid reservoir at least partially formed by a space between the first guide and the narrowed portion in the impact element, wherein in the starting position of the impact element the second fluid reservoir is substantially filled with a second fluid suitable for high-pressure application and the second fluid reservoir is adapted to fully absorb the impact force produced by the first drive means, - a third fluid reservoir in adjustable fluid communication with the second fluid reservoir, - the first activating means are adapted to adjust the extent of fluid communication between the second fluid reservoir and the third fluid reservoir. - an elongate housing, - an elongate impact element for exerting the impact force on the access element which is adjustably movable between a starting position and an end position by means of first drive means, - the first drive means are adapted to produce the impact force, - the impact element is comprised in a first guide extending along the impact element, - the impact element is provided from close to the first outer end up to at least an exit opening with a narrowed portion, - the first drive means comprise a first fluid reservoir provided with a first fluid suitable for high-pressure application, wherein in the starting position of the impact element the first fluid is arranged compressed in the first fluid reservoir and the first fluid reservoir is in fluid communication with a first side of the first outer end of the impact element, - first activating means for activating the device, - a second fluid reservoir at least partially formed by a space between the first guide and the narrowed portion in the impact element, wherein in the starting position of the impact element the second fluid reservoir is substantially filled with a second fluid suitable for high-pressure application and the second fluid reservoir is adapted to fully absorb the impact force produced by the first drive means, - a third fluid reservoir in adjustable fluid communication with the second fluid reservoir, - the first activating means are adapted to adjust the extent of fluid communication between the second fluid reservoir and the third fluid reservoir.