1. Select your heater.
2. Select your controller.
3. Choose your ducting and outlets by visiting the heater Installation Accessories tab above or by clicking here.
Webasto Air Top EVO 40 24v Marine Boat Heater Kit (90mm outlet hood)
This Marine heater kit includes premium stainless steel components and accessories, along with a wiring harness, external temperature sensor, and noise suppression support for the dosing pump.
The Webasto Air Top EVO 40 is a compact, quiet, and economical heater, offering optimized fuel efficiency by using less than 1 liter of diesel per hour of maximum, whisper-quiet heating. It features programmable independent heating (not reliant on engine heat), making it ideal for various Marine applications. It is also certified for installation in passenger areas and near hazardous materials.
This Webasto Air Top EVO 40 heater comes with a complete installation kit for your boat. Consider this option as a starter kit, including basic electronic temperature control. Note that ducting and air outlets are not included—please explore our range of additional ducting outlets and digital controllers to create a truly customized and cost-effective Marine solution.
Vehicle/Marine 24-volt 2.0kW Kit Contents:
Bespoke kits are available and can be built to order. Please discuss with our sales team your requirements.
If you require any more accessories for this heater kit, please contact us and we will be happy to help or click on > heater Installation Accessories tab above.
Warranty Terms
Mellor Online is an authorized distributor of heating parts and heater kits for the vehicle and marine markets.
Warranty Coverage:
Additional Services:
Returning a Heater:
Customer Responsibilities:
Exclusions and Important Notes:
Returns Policy
Our returns policy does not cover items that fall under manufacturer warranties. If you believe your item is eligible for warranty service or you wish to return an item for a refund, please contact our support team or email us at sales@melloronline.co.uk.
Refunds and Cancellation Rights
You have the right to cancel your order within a 14-day cooling-off period, starting the day after you receive your items. Refund requests can be submitted within 30 days of the invoice date.
Notification of Intent to Cancel
To cancel an order or request a refund under the UK Consumer Protections (Distance Selling) Regulations 2000, you must inform Mellor Online of your intention by phone, email, WhatsApp or post within the applicable period. This is 14 days for cancellations and 30 days for refunds.
Upon receiving your request, we will send you a confirmation and authorization to return the goods. Please include your original invoice number with your return. All items must be in a resaleable condition.
Return Shipping
You are responsible for returning goods using an insured and trackable shipping method at your expense. We will only consider refund requests if there is proof of delivery to Mellor Online from your chosen courier. Once we receive the goods, we will issue a full refund minus any delivery charges.
If you cannot arrange a return, please contact us. We can arrange collection for you, but a fee will apply, which will be deducted from your refund.
Please note that delivery charges from the original purchase are non-refundable, as the service is completed once the order is placed.
Processed and Dispatched Orders
Orders that have already been processed or dispatched cannot be canceled; however, they can be returned for a refund once received by the customer.
We strive to facilitate a prompt refund process upon receiving returned items.
Return Address
FAO: RETURNS
Mellor Online
139 Manor Road
Ossett
West Yorkshire
WF5 0LQ
United Kingdom
Specific Terms
Your statutory rights are unaffected by the above terms. Consumers, excluding business trade customers, are further protected under the UK Consumer Protection (Distance Selling) Regulations 2000.
For any questions, please contact our support department before returning any items.
Shipping Information: UK & Worldwide
UK Delivery:
International Delivery: