Boilers

Worcester Bosch Greenstar System Filter 22mm & 28mm

The new Worcerster Bosch Greenstar System Filter has been designed to combat the damaging effects of system debris and pollutants, allowing homeowners to protect their boiler or heat pump for a fraction of its cost.

The accessory has a high powered internal magnet that can capture up to 300g (22mm) or 500g (28mm) of magnetic debris.

Features & Benefits

  • Magnetic and non-magnetic filtration to collect a wide range of system debris
  • Isolation valve indicators to visually assist when isolating the filter
  • Drainage point at the bottom for ease of access during servicing
  • Can be installed both under and over the boiler or remotely
  • Over tightening prevention feature
  • One-way valve for ease of adding system chemicals
  • Detachable body for ease of service and powerflushing

Technical Details

Greenstar System Filter 22mm Greenstar System Filter 28mm
ErP Efficiency Rating: Water Greenstar System Filter 22mm: n/a Greenstar System Filter 28mm: n/a
ErP Efficiency Rating: Heating Greenstar System Filter 22mm: n/a Greenstar System Filter 28mm: n/a
Solar Compatible Greenstar System Filter 22mm: No Greenstar System Filter 28mm: No
Wave Compatible Greenstar System Filter 22mm: No Greenstar System Filter 28mm: No
EasyControl Compatible Greenstar System Filter 22mm: No Greenstar System Filter 28mm: No
Control Options Greenstar System Filter 22mm: No Greenstar System Filter 28mm: No
Dimensions (mm) height x width x depth Greenstar System Filter 22mm: 209 x 180 Greenstar System Filter 28mm: 279 x 183
Clearances (mm) above, sides, below and front Greenstar System Filter 22mm: n/a Greenstar System Filter 28mm: n/a
Maximum horizontal flue (mm) Greenstar System Filter 22mm: n/a Greenstar System Filter 28mm: n/a
Maximum vertical flue (mm) Greenstar System Filter 22mm: n/a Greenstar System Filter 28mm: n/a
Ingress protection rating Greenstar System Filter 22mm: n/a Greenstar System Filter 28mm: n/a
Wall mounting jig supplied Greenstar System Filter 22mm: No Greenstar System Filter 28mm: No
Central heating output (kW) Greenstar System Filter 22mm: n/a Greenstar System Filter 28mm: n/a
Max DHW output (kW) Greenstar System Filter 22mm: n/a Greenstar System Filter 28mm: n/a
Hot water flow rate 40°c ∆T (litres per minute) Greenstar System Filter 22mm: n/a Greenstar System Filter 28mm: n/a
Minimum inlet pressure (bar) Greenstar System Filter 22mm: n/a Greenstar System Filter 28mm: n/a
NOx emissions (mg/kWh) Greenstar System Filter 22mm: n/a Greenstar System Filter 28mm: n/a
Lift weight (kg) Greenstar System Filter 22mm: n/a Greenstar System Filter 28mm: n/a
Effective volume of magnetic length Greenstar System Filter 22mm: 36500 mm3 Greenstar System Filter 28mm: 55000 mm3
Canister size (with valves in closed position) Greenstar System Filter 22mm: 534ml Greenstar System Filter 28mm: 630ml