Viking 14073AE 05/02 use is optional

use is optional

Optional surface backbox

The Fire-Lite PRO-411 is a hand-held programmer for local programming of 411 Series DACTs

The KIR-HD is an intelligent fixed temperature fire detector that may also be programmed as a rate-of-rise detector

000 feet (1

Viking 14073AE 05/02 use is optionalViking Early Suppression Fast Response (ESFR) Pendent Sprinkler VK503 is a fast response fusible element type sprinkler designed for early fire suppression. With a 16. 8 (242 metric) nominal K Factor and special deflector, this sprinkler produces large, high momentum water droplets in a hemispheric pattern below the deflector. This permits penetration of the fire plume and direct wetting of the burning fuel surface while cooling the atmosphere early