Anti Scale Systems with PROPORTIONAL DOSING. European made, 3 piece, transparent and blue housing, ports 3/4" BSP brass inserts and pressure relief. For the treatment of drinking water, in compliance with EU directive 98/83/CE. The Atlas Filtri proportional dosing system is equiped with a special suction device which makes use of the "venturi effect" dosing the main water flow with polyphosphate in accordance with the European regulations thus reducing scale.
Maximum hardness is 500ppm.
Includes bracket, spanner and polyphosphate crystals.