|Fluid Category 2 - Size||100 mm|
|Fluid Category 2 - Material||Iron|
|Fluid Category 2 - Test Points||Non-Verifiable|
Backflow prevention for fluids in category 2 (refer to Schedule 1 of Water Regulations July 1999). Fluid Category 2 includes- Fire sprinkler systems without additives; Hot water; Water cooled air conditioning without additives; Branch to steel pipe; Domestic softening plant (common salt regeneration); Whole site protection as specified by water company.