EK Water Blocks AKA EKWB are a big player in the water cooling world and argueably the biggest of them all. Established back in 1999 and based in Slovenia it has grown to some 70+ staff and readilly available in 30 countries worldwide. EKWB are famous for their CPU and GPU waterblocks and work closely with brands such as Asus, Gigabyte, MSI and & Laing/Xylem to produce innovative solutions to a vast open loop water cooling market. We love EK and have used their products for years and will continue to do so.