BWT Best Aqua 14 ROCIf you are using high end espresso equipment with stainless steel boilers you will need to protect your equipment with RO water. Failing to do so can leave your equipment prone to boiler issues. The BWT bestaqua 14 ROC is a compact high performance water treatment solution. The easy to use system has flow rate of 80 120 lph for the most demanding high purity water applications. The Bestaqua 14 ROC system is also available in packages with everything