Rinnai N Series Replacement Gas Assembly Kit Keep the performance, efficiency and life of your Rinnai N1300i or N1600i gas water heater in top shape with this genuine Rinnai N Series Replacement Gas Assembly Kit. Designed for Rinnai commercial continuous-flow water heaters, this kit ensures your appliance is running at its best. Using original Rinnai parts helps restore combustion, safe operation and reduces the risk of breakdowns. Whether in domestic properties, commercial kitchens or industrial applications, regular maintenance with genuine parts means long term reliability — and hot water flowing smoothly. Features & Benefits Perfect Fit – Designed for Rinnai N1300i and N1600i models. Complete Kit – All parts to get your system running again.