Rinnai UK
Rinnai is a global leader in heating and hot water appliance manufacturing, striving for reliable and consistent quality. Rinnai specialise in the development of commercial and multi-point water heaters.
Rinnai's quest to develop even safer and more convenient products includes constant study of the fundamentals of obtaining heat from gas.
We strive to improve heating technologies whilst applying the most modern communication and associated management methods, as well as production techniques, across our operations.
We also continue to explore higher efficiencies through cleaner combustion, exemplified in our condensing-type hot water units and pre-mix burner technologies.
Through our innovative H3 initative we are "creating a healthier way of living" with Hydrogen enabled water heaters, Hybrid solutions and renewable technology including Heat pumps.

Latest news
Tweets by @rinnai_uk
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The N Series can deliver high volumes of temperature accurate hot water. Rinnai Water Heaters can deliver hot water at accuracy level which is + / - 1˚C of the heater set point More on the External N1300: rinnai-uk.co.uk/products-1/com… More on the Internal N1300: rinnai-uk.co.uk/products-1/com…
15 hours ago -
The Rinnai Carbon Cost Comparison Form offers a free appraisal of a site’s current hot water delivery system, along with recommendations for reducing the carbon load. Try it here ⬇ rinnai-uk.co.uk/contact-us/car…
17 hours ago -
If you're unsure on which Water heating units and/or ancillaries are best for you, be sure to contact us through our website's 'Help Me Choose' page for a speedy response! ➡ rinnai-uk.co.uk/contact-us/hel…
6 days ago -
Do you want instantaneous #HotWater for your business? Have you taken the opportunity to look at our N-series water heating units? N-series: rinnai-uk.co.uk/products-1/com… Got a question? Ask it here: rinnai-uk.co.uk/contact-us/ask…
1 week ago -
Rinnai are a registered provider of CPD courses, as the UK and European market leader in the supply of gas fired continuous flow water heaters for commercial, domestic and renewable integration. Join onto one of our courses via the link below ⬇ rinnai-uk.co.uk/training
1 week ago -
Try our Carbon Cost Comparison form via the link below ⬇️ rinnai-uk.co.uk/contact-us/car… The data is passed onto the Rinnai Technical team who calculate emissions and savings which can be made on both carbon load & fuel costs.
1 week ago -
rinnai-uk.co.uk/rinnai-knowled… Rinnai News: UK policy to diversify baseload & dispatchable energy options
1 week ago -
In our latest news article, Chris Goggin examines the recently published UK “Energy Security Strategy” and what this means for customers of domestic fuel and related products...click below to read more rinnai-uk.co.uk/rinnai-knowled…
1 week ago