Normcore Puck Screen

The 1.7mm screen is ideal for standard coffee doses, while the 1.0mm version provides extra headspace for larger doses or finer grind settings. Choosing the right thickness ensures your portafilter locks in properly without the screen pressing too hard against the coffee puck.

Yes, these screens are specifically designed for standard 58mm portafilter baskets. The 58.5mm diameter ensures a snug fit that covers the entire coffee bed for optimal water distribution.

The screen acts as a diffuser, breaking up the water stream to prevent channeling and ensure an even saturation of the coffee grounds. This results in a more balanced extraction and often a richer, fuller body in your final cup.

Yes, it acts as a physical barrier between the coffee grounds and the shower screen. This prevents coffee oils and particles from being sucked back into the machine, significantly reducing the frequency of deep cleaning required for your group head.

Simply rinse the screen under hot water immediately after brewing. For a deeper clean, you can occasionally soak it in a coffee machine detergent solution to remove any built-up oils.