Vesda VSP-990-330 VESDA-E VEA 6mm Microbore Tube 18/02 It provides two independent two-wire

It provides two independent two-wire initiating device circuits (IDCs) at two separate

Dual Pre-Alarms with threshold setting between 0

p/n 500-698216

In a normal standby condition

Vesda VSP-990-330 VESDA-E VEA 6mm Microbore Tube 18/02 It provides two independent two-wireVESDA E VEA microbore tubes are custom made, high quality plenum rated flame retardant polyethylene tubes. They have superior stress crack resistance for reliable long term performance. They are lightweight and flexible for easy handling and installation and marked with a white ink numbering system over the full length of the tubing. The numbering system includes individual unique identification of each tube and distance marking at regular intervals