The Rinnai I-Series Combi Boiler Primary-Secondary Plumbing Kit is designed to simplify installation and maximize the performance of your I-Series Combi boiler. Whether you’re heating a single-family home or a multi-bath residence, this kit helps ensure efficient, balanced water flow for both space heating and domestic hot water production. By promoting proper hydraulic separation, it allows your boiler to operate at peak efficiency — saving energy and maintaining consistent comfort throughout your home.
Built as a factory-assembled solution, this kit eliminates guesswork and reduces installation time, saving labor costs and minimizing the chance of errors. Every component is precision-built for reliable performance, giving homeowners peace of mind that their heating system will run smoothly and deliver consistent heat and hot water when it’s needed most. Its compatibility with both natural gas and propane I-Series Combi models means no additional conversion parts are required, adding flexibility and convenience.
Compact and lightweight, the plumbing kit is easy to handle and fits neatly into tight mechanical spaces. Durable construction ensures long service life, reducing maintenance needs and providing lasting value. Choose the Rinnai I-Series Combi Boiler Plumbing Kit to streamline your installation, improve system reliability, and get the most out of your high-efficiency heating investment.
