How many sprinkler heads do you need to test?
Testing will be conducted based on the guidance in the BS EN 12845, Annex K and LPC Sprinkler Rules for Automatic Sprinkler Installations, technical bulletin TB203.
BS EN 12845, Table K1 specifies the minimum number of sprinkler heads to be removed for testing, based on the size of installation. The table below details this requirement and our standard rates.
Total number of sprinklers within installation or System
|Number of sprinklers to be removed & inspected|
|Less than or equal to 5,000||20|
|Less than or equal to 10,000||40|
|Less than or equal to 20,000||60|
|Less than or equal to 30,000||80|
|Less than or equal to 40,000||100|
With reference to mixed batches of sprinkler heads;