Smoke ventilator
Used for smoke extraction and air supply
Strong wind power technology, the strong wind pressure, from the entrance to the 2-6 meters smoke exhaust effect equivalent; Fan 56 cm in diameter...
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Electric alarm
JDL650 electric vertical with 15 kw motor alarms
Sound wheel, wheel, rain hat made of special aluminum gold all by heat treatment processing, have moistureproof and anticorrosive function;
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Manual alarm
Flash flood project designated models!
Manual alarm without power support, by turning the handle to provide power to provide an effective alarm signal. To learn more
Stroke unit
Smoke ventilator
Electric alarm
Manual alarm
Industrial alarm
Water conservancy
