DH-98-ASA

A Duct Probe Housing associated with analogue ALK-AS, ALK-ASN detectors and conventional SLV-AS detector to be mounted on the outside of an air duct for the purpose of monitoring the air within the duct. (shown with sensor fitted – not supplied).
 
Allows air duct sampling using standard detector or sensor Fits either square or round section ducting (with additional brackets). One-tube air sampling system. Test hole on cover. Simple installation/maintenance. Sensitive flow indication Installer-friendly connection of cables.