confidential

Pre-action Systems

Purposes:Use close head sprinklers to prevent false discharge of water into protected area.Typical protection: Computer rooms, data centre and Etc.

How it works:-Water charge into the pipes when two alarm signals were received (double interlock).-No discharge of water as the sprinkler head is still at close position.-Fire breaks the sprinkler head and water discharges.

confidential

confidential

confidential

confidential

confidential

confidential

confidential

confidential

confidential