ARITECH FIRE 1-21888-K063 External filter for harsh environments

External filter for harsh environments. Unit equipped with connectors for the use of 25mm and 27mm (3/4") tubes

The filter is used to limit the contamination of the suction smoke detector when installed in dirty and dusty environments. The unit is equipped with fittings to allow it to be used with both 25 mm and 27 mm (¾”) pipes. The foam elements inside the unit can be easily replaced if necessary.