The Agrippa holder uses a magnet to hold the door open to ease access during the day, in the event of the fire alarm sounding, the door is automatically closed to prevent the spread of smoke and flames. The red button on the device allows users to manually close the door if needed.

Fire doors are an important part of any building's fire safety strategy as they enable movement throughout a building while stopping the spread of fire to allow occupants enough time to evacuate safely. However, fire doors can only function if they are closed or close automatically if a fire occurs. This is the reason why it is dangerous and illegal to hold fire doors open with a wedge or extinguisher. All versions feature a low battery indicator to alert you to the need for replacement Duracell Plus Batteries - AA, AAA, C, D, and PP3Instead of installing additional components to fire doors, there are door closers available which have retainer features built-in for convenience, such as Freedor They may have the ability to hold a door open at certain angles (Hold Open models) or to temporarily disengage their mechanical components so that fire doors feel as light as normal doors (Free Swing models). Both models require power to work, either wired into a power supply or fitted with batteries, and will "fail safe" during a power failure – meaning that electricity is used to disengage the closing force and by default they will try to keep the door closed when no power is supplied.

When equipped with a Dorgard, fire doors can be held open at any angle by simply pressing the plunger down with your foot, and nudging the top of the plunger is all that’s required to release the door manually. In the event of a fire the Dorgard will release automatically when the fire alarm system activates by retracting the plunger which passes through the main body – the standard model listens for a sound level of over 65 dB while the Pro model is wired directly into the building’s alarm system. The holder is recognised by UK Fire and Rescue Services and the London Fire Brigade, suitable for installation to BS 7273-4 Standard Actuation (Category B) and conforms to EN1155 and is CE marked.The holder is easy to install and maintain due to its LED display screen and daily timed release option, used to ensure that all fire doors are closed at the end of the day. The Agrippa door holder will not hold the door open if the batteries run out of power and features a low battery warning.

Fire door retainers (also called fire door holders) allow occupants to hold fire doors open in a legal and safe manner, removing the temptation to wedge the doors open. These devices hold the doors open in the day-to-day running of the building but will release the fire doors if there is a fire, allowing the fire door closers to do their job. The Dorgard is a safe and legal solution that allows you to hold your fire doors open for improved ventilation, wheelchair access, and general convenience. In the event of a fire, the device will automatically release to close fire doors, responding to the sound of a fire alarm. This fire door retainer by Fireco uses an easy foot-operated setting and release system, which unlike magnetic fire door retainers, can hold the door open in any selected position. Easy-to-install in under 5 minutes, simply fix to your fire door with 4 screws and insert the batteries – no wiring or mains power required

No. Dorgard listens for a continuous sound and will verify the alarm over a 20 second period and then release the fire door. School bells generally last for a couple of seconds so this shouldn’t affect your Dorgard. - Should I use a particular type of battery and can I use rechargeable ones? The Agrippa magnetic fire door holder is a battery-powered device used to legally hold open internal fire doors. The device is fitted to the wall and a keeper plate is fitted to the top of the door to ensure there is no damage to the floor and to prevent door warping. The Agrippa magnetic fire door holder can also be floor mounted if required. Acoustic detection to automatically release the fire door - works with your existing fire alarm system