Guides
Fire Detection Guides
Plain-English explainers on fire detection standards and system design, written for specifiers and installers by a BAFE SP203-1 UK trade supplier.
BS 5839 fire alarm categories
L1–L5, P1–P2 and the LD categories explained — what each protects, how much of the building it covers, and how a category becomes an equipment schedule.
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Flame detector types: UV, UV/IR & IR3
How ultraviolet, UV/IR and triple-infrared flame detectors work, the false-alarm sources each handles, and where each one fits.
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Commercial fire alarm testing
The weekly call-point test, periodic servicing, the logbook, and the test keys and access equipment used to keep a system working.
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Need equipment for a spec?
Send the category and a drawing — we'll build the schedule and quote the stocked items same-day.