About
Rinnai UK is a private headquartered in Runcorn, United Kingdom specializing in Hydrogen, Energy Storage.
Rinnai is a global leader in heating and hot water appliance manufacturing, providing commercial and domestic solutions. The company specializes in hydrogen-ready condensing water heaters, hybrid hot water systems integrating solar thermal and heat pump technology, and low-GWP air source heat pumps. Products include gas-fired, LPG, bioLPG, and electric water heaters compatible with hydrogen blends and renewable fuels. Rinnai offers hydrogen blend-ready units with 97% efficiency and provides design support, carbon modeling, and CIBSE-certified training. The company's H3 initiative focuses on three core categories: hydrogen/bio-LPG solutions, hybrid systems, and heat pump technology.
Headquarters
Runcorn, United Kingdom
Company Type
Private
Business Models
Value Chain
Products
H1 Hydrogen Blend Ready Continuous Flow Water Heaters
H2 Hybrid Hot Water Systems
H3 Low-GWP Heat Pumps
Solar Thermal Systems
Infinity Series Gas Water Heaters
Commercial Air Source Heat Pumps
Electric Storage Water Heaters
Certifications & Awards
Certifications
I2HY20 Hydrogen Blend Ready