Ek duraclear is the most advanced liquid cooling tubing designed and manufactured for the most demanding customers who want to use soft tubing in their builds the ek duraclear structure is formulated to enable it to perform in a wide range of closed loop cooling systems making it the top choice for every liquid cooling enthusiast more than 2 years in development the goal was to create the most durable flexible and transparent tube on the market ek duraclear has very smooth inner walls and such s