The Greenstar System Filter from Worcester Bosch offers a completely universal unit suitable for vertical, horizontal or even diagonal installations. The unit delivers a simple and efficient way to remove all types of dirt, debris and sludge from central heating systems.

• Last the life time of your boiler.
• Unique dual action removes both magnetic and non-magnetic dirt.
• Keeps heating systems running at their maximum efficiency.
• Cleaned in seconds with no need to remove the magnet or the unit from the system.
• Slim design constructed from robust brass (no service kits required).