Invented in 1941 by Dr Peter Schlumbohm
This method uses its own chemex paper filters which are thicker than the usual ones
Coffee from chemex has a cleaner and more delicate flavour with a medium body 
It is fragile and more difficult to clean
 
Temperature: 96 + Celsius 
Grinding size: medium to coarse 
Brew recipe: 21gr  fresh grounded coffee  – 350 ml mineral water with approximately 110 – 140 tds
total hardness
Brewing time: 3-4 minutes