Drawing 8-Radiant Manifold System - Rinnai E50C System Piping And Applications Design Manual

If the boiler is installed in a system with zone valves and the constant recirculation function is activated then a
differential pressure bypass valve or a low loss header plumbing kit is required to be installed.
Radiant Manifold System
Low loss header plumbing kit required
(Low Loss Header Plumbing kit part number: 804000061)
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Drawing 8
Drawing 8