At Plumbing Sales, we are Australia’s largest online plumbing supplies store. Take a look at our Rinnai Builders Range today and access a continuous flow of hot water in your building. This versatile range comes in 3 sizes - the Rinnai B16, the Rinnai B20, and the RinnaiB26. Simply choose the capacity based on your water consumption needs.

Take a look at our range of Rinnai accessories to make sure the installation and maintenance of your hot water system is as smooth as possible. The Rinnai Builders Series heaters are compatible with these accessories.

We have pipe covers to protect your plumbing from external wear and tear, security brackets to prevent theft and tampering, and recess boxes for a smooth aesthetic and a compact hot water solution. Order everything you need to get your hot water system up and running online today.

All of our Rinnai Builders Range heaters come with a warranty from the manufacturer. We also perform strict quality checks on all orders before we ship them out. Rinnai are known for their sleek Japanese design and high quality finishes. You can be sure that your hot water system will stand the test of time. With a 6+ star efficiency rating across all of the builder’s series, superior heating technology, and a quick connect installation process, the choice of your next water heating system is clear.

While you’re here, make sure you take a look at our full catalogue of Rinnai products. We have Hotflo instantaneous heaters, infinity continuous, solar gas boosters, and heavy duty gas heaters. If you have any questions about our range, please get in touch with us via the contact page. One of our plumbing supply experts will respond to you enquiry as soon as possible.