Rinnai Water Heaters

Business, as usual - with Rinnai

Rinnai are one of the most popular brands on the market when it comes to commercial hot water heaters. When you install a Rinnai water heater, you know you’re getting a piece of equipment that combines low running costs with maximum efficiency and reliability

 And at MHL we’ve got a lot of respect for quality equipment that will keep your business running smoothly – which is why we’ve spent years training to become specialists in handling Rinnai water heaters 

We are proud to be accredited Rinnai partners – an accreditation we have received for our mastery of the repair, service and installation of their commercial hot water heaters. MHL engineers are regularly trained by the Rinnai technical team to stay up-to-date with their latest boiler tech, products and services. Simply put we know how to keep your Rinnai water heater firing on all cylinders – keeping you open for business

If you already have a Rinnai water heater installed and have been thinking to yourself: I need a Rinnai engineer – look no further than MHL

MHL have decades of experience in repairing, servicing and installing Rinnai natural gas and LPG water heaters. Our large team of commercial Gas Safe registered engineers provide maintenance solutions for businesses throughout the UK. We also provide Rinnai water heater gas safety certification for businesses, delivered onsite and digitally for your convenience

Let us help you

we are the UK's Leading Rinnai water heater specialists

  • Commercial Gas Safety Certificate
  • Pressurisation Unit
  • Cold Water Booster Set
  • Plant Room Maintenance
  • Gas Interlock System
  • Warehouse Heater
  • Ambirad Heater
  • Commercial Heating Pump
  • Powrmatic Heater
  • Combat Heater
  • Andrews Water Heater
  • Commercial Boiler Installation
  • BMS System
  • Mechanical Services
  • Catering Gas Safety Certificate
  • Radiant Tube Heater
  • Commercial Boiler Repair
  • Benson Heater
  • Reznor Heater
  • Rinnai Water Heater
  • Commercial Boiler Installation
  • Industrial Boiler Service
  • Industrial Heater Repair
  • Industrial Boiler Repair
  • Industrial Boiler Installation
  • Commercial Heater Service
  • Commercial Heater Repair
  • Industrial Heater Service
  • Commercial Boiler Service

Our award-winning Rinnai water heater service is available 24/7


Find out if we cover your area with our quick postcode checker


Split the cost of a new boiler into monthly payments. 0% interest, no credit check


Get an unbeatable boiler quote in just a few clicks…lowest quote guaranteed!


Our domestic team service, repair and replace every type of gas and oil appliance


The best in the business.
Take a peak at our stunning reviews


The complete service. Gas safety compliance to industrial boiler maintenance

We are happy to help you

Contact Us

Business warming services, heart warming service…   

The MHL award-winning customer service team won’t blow hot and cold.  We’re always here with a warm welcome – 24/7 and you’ll always find a human on the end of the line. Get in touch today

Send us a message