Installation, Operation and
Maintenance Manual
Model OF817-8H
OF817-12H
OF1019-20H
Hot Water Systems
OneFlow
®
Anti-Scale System
Chemical-Free, Salt-Free Scale Prevention
Introduction
The Watts OneFlow
®
Anti-Scale System hot water systems are
intended primarily for use with commercial dishwashers. In this
application they are installed between the hot water supply and
the booster heater in the dishwasher. There may be other hot
water applications for OneFlow
®
Hot Water Systems where the
feedwater temperature is between 100°F (38°C) – 150°F (66°C).
Watts OneFlow
®
will reduce or eliminate scale formation in the
booster heater as well as reducing spotting and streaking normally
associated with hard water.
IOM-OF817-8H_12H_1019-20H