A significant role of volatile aroma compounds in how we interpret and which flavours we can perceive. By brewing with Paragon, we utilise Extract Chilling technology to capture that flavour otherwise lost in the environment. Extract chilling technology was researched at Coffee Excellence Center in Switzerland by Professor Chahan. Many other professionals developed and tested it to bring excellence to your brewing approach. Is designed to effectively extract a pour-over of any size. It’s made of a metal casing that holds freezing solution liquid to increase the time the rock is frozen. The chilling rock should be at freezer temperature (below -5 degrees C) and used within 10 minutes of pulling out of the freezer, given they have reached an equilibrium frozen temperature in the freezer over time Nucleus Paragon Brewer Features Maximise Flavour Extraction - The Paragon Chilling Rock disperses water thinly and gently, trapping volatile aromas into the brewed coffee for a more intensified flavour experience. Backed by Science – Scientists in Switzerland concluded the ability to capture 40% more compounds in the brew with Extraction Chilled Technology. Height adjustable - Each of the Paragon’s layers is height adjustable to fit any kind of dripper to the carafe. This Product Includes: 1 x Nucleus Paragon Brewer Stand 2 x Paragon Chilling Rocks Specifications Material Aluminum-Alloy Compatible Brewer See All Pour Over Drippers Dimensions (H) 260mm x (W) 120mm x (L) 165mm