The following is an excerpt from the BS5839 pt1 2002 standard with the most relevant parts shown in bold;

25.2 Recommendations for mains power supplies

25.2 c) ‘To facilitate local isolation during maintenance, suitable means should be provided for the double pole isolation of the low voltage supply circuit [...]

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Broadly speaking, there are two types of tests you can do to check that your smoke detector is functioning properly.

Functional Testing is achieved by exposing the sensor in the detector to a source of smoke. Smoke detector testers can be used to produce simulated smoke safely and easily. This method  is also known as Operational [...]

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Dorgard Fire Door Holders are designed to automatically release doors when a fire alarm sounds. Dorgard Fire Door Retainers from Fireco are easy to install and come in a variety of colours and finishes.
Other Fireco Dorgard features;

Battery operated
Hold the fire door open in any position
Approved by the Fire Brigade
Complies with BS EN 1155
Better access [...]

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Rafiki Protection, the manufacturer of the Twinflex fire alarm system has been acquired by American based Fike.
Fike is a globally recognised supplier of products and services that protect people and critical assets from dangers such as fire, explosion and over-pressurisation. With over 60 years experience manufacturing products ranging from rupture discs and explosion protection systems, [...]

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Solo detector testers provide a range of products for Smoke Testing, Heat Testing, CO Testing, Detector Removal & Cleaning, Access Poles and Testing Kits.
Fire detector test and service equipment must be safe both for engineer and system. At the very least it must comply with international codes & standards, be approved and/or endorsed by detector [...]

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To ensure that we offer our customers the best available prices for the complete range of Rafiki Twinflex fire alarm equipment we are now reviewing the prices of the leading on-line fire alarm retailers and price matching the lowest possible price for each product on a daily basis.
This now means you do not have to [...]

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The “Multipoint” detector has set new standards in detector technology, using microprocessor control, offering the installer a full range of detection capabilities with audible and visual warning in one compact device. Specifiers and installers who choose the Multipoint detector, do so secure in the knowledge that the fire detection performance of the detector can be [...]

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To ensure the detection capabilities of the Multipoint are never compromised it self-calibrates every 6 hours. It continuously monitors for dust contamination, until, over a period of time, depending on the environment, it reaches a point where the chamber becomes saturated. Before this can develop into a false alarm situation, the panel will indicate that [...]

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There are several differences between conventional & addressable fire alarm systems. These differences include;

Addressable fire alarm systems give information about individual detectors, whereas conventional systems only give information about specific circuits (zones).
Due to this, addressable systems allow a courtesy text label to allow easy identification of any event. For instance detector 1 may be given [...]

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Fire alarm systems are used to detect a fire, and to signal a warning alarm to the appropriate source. In general, there are 3 types of system;

Manual Fire Alarm Systems – which relies on manual call points to signal an alarm
Life Protection Fire Alarm Systems – these are designed to protect the occupants of [...]

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