Adastra CF-5D Fire Dome EN54 Ceiling Spkr 5.25in 6W - 952.205UK
100V ceiling speakers with a rear dome housing to provide an effective barrier against fire. The dome can be removed from the speaker unit for convenient installation into a ceiling cavity with spring loaded wire fitting for the speaker unit to pull into the dome for a neat flush fit. Screw terminals on the speaker unit offer 4 volume tappings at 100V. Certified to EN54 standard for compliance with fire detection and alarm systems requirements.