Webasto Air Top EVO 55

The Webasto Air Top EVO 55 is a high-performance air heater designed for marine environments. It offers a maximum heat output of 5.5 kW and is Perfectly suited for boats up to 50 ft. This heater provides exceptional comfort during cold weather by ensuring rapid and even distribution of warmth. Its advanced technology guarantees optimal fuel efficiency, silent operation, and easy integration with existing onboard systems. It is an ideal choice for those seeking strong, reliable, and efficient heating for their boat.

Webasto Air Top Evo 55 Installation

Our Webasto Air Top Evo 55 installations on boats are carried out in accordance with the relevant safety standards and with a high-quality finish. Our engineers have many years of experience installing force draftย diesel burnersย and have received the relevantย OFTECย training. Choose Marine Heating Solutions for your diesel heater installation.

Free Installation Offer Winter 2025/2026

We are offering free installation for all diesel heater narrowboat kits between the 15th of November 2025 and the 15th of February 2026. See individual appliance listing for boat stove kit prices. Email us for details.


For quotes and bookings, call or email us here.


Webasto AirTop Evo 55

Webasto Air Top Evo 55 Narrowboat Kit:

£2445.00including free installation Winter 25/26

The Air Top Evo 55 kit includes:

  • Air Top Evo 55 Diesel heater
  • Stainless steel mounting bracket
  • Complete wiring harness
  • Webasto MultiController
  • Fuel pump
  • Copper fuel line and hose connectors
  • Stainless steel room sealed exhaust system, complete with silencer and lagging
  • Insulated stainless steel through-hull skin fitting
  • Diesel Appliance Safety Certificate