The IMS E61 200 RNT shower screen upgrades your E61 group head with precision-milled stainless steel and a nanotech coating that resists coffee oil buildup. Over time, standard screens accumulate residue that creates uneven water flow and degrades extraction quality. This screen's ultra-smooth RNT surface sheds oils more effectively, extending the time between deep cleans and delivering more consistent pours. Key Features 200-micron precision holes for balanced water distribution RNT (Ridgeless Nanotech) coating resists coffee oil adhesion Compatible with all E61 group heads Stainless steel construction for durability and corrosion resistance 58mm diameter, standard E61 fitment Clive recommends replacing shower screens annually as part of routine maintenance—pair this upgrade with a fresh group gasket and backflushing detergent for peak performance. Our Learn section includes step-by-step guides on E61 group maintenance, and our team is always available to walk you through the process.