Wood Burning & Multi Fuel Stove Specialists

Call Us on 0161 439 1400

Ray Max 20kw Back Boiler Wood Burning Multi Fuel Stove


16 in stock

16 in stock


Ray Max B 20kw Stove with Back Boiler…

Eco Design 2022 Compliant

The Ray Max B is a high output modern looking wood burning, multi-fuel stove with an integrated back boiler, that offers high output coupled with very high efficiency and low emissions. 

Manufactured in Europe from 6mm rolled steel, instead of fragile cast iron that is traditionally used in the manufacture of this style of stove, the Ray Max B offers a nominal output of 5.5kw to space heating and 7.5kw to water heating maximum output of 20kw, (13kw to Water & 7kw to Space Heating). 

This stove offers highly efficient burning and is Eco Design 2022 Compliant, in recent tests stoves that are Eco Design 2022 Compliant consumed 6 times less fuel than non compliant stoves… the result is that the savings on fuel are significant. 

The Ray Max B is finished to a very high standard in dark contemporary grey, almost black, with chrome silver controls to further compliment its stylish appearance. The Ray Max B has clean – straight lines to give the stove a contemporary appearance.

The Ray Max B Back boiler will power in the region of up to 12 radiators, based on an “average” calculation of 3000 BTU’s per radiator. The back boiler is serviced by 1 x flow and 1 x return water pipe connections (1″ BSP). In a typical dwelling, some radiators will require more than 3000 BTU’s and some will require less, please contact us for further advice if you are unsure as to your heating requirements.

To provide optimum control over the burn rate and temperature output, the Ray Max B has a primary air control vent and two secondary airflow control vents. An advanced air wash system helps to keep the large ceramic glass window clear to provide a warming view of the flames. Other features include separate ash compartment complete with ash pan. A fantastic – stylish wood burning stove at a fraction of the cost of similar  products on the market.

The Ray Max B carries a 2 year warranty and the following quality standards: CE Marked to EN13240 and manufactured in accordance with  ISO 9001 Quality Standard

In accordance with all the stoves that we offer, the Ray Max B carries a 2 year warranty and is CE Marked to EN13240 (latest standard) and manufactured to ISO 9001 Quality Standard… please do not confuse this stove with other cheaper alternatives, it’s build quality and finish compares to other stoves that are in excess of £900. We are often asked how we can offer our stoves at such competitive prices?..We buy direct from the manufacturers, so there is no distributor middle man, we buy in bulk, which reduces the cost price, we handle our logistics to further reduce the “landed” cost of each stove, and we are an e-commerce company with low overheads..the result..You save money on your stove. Our low prices do not reflect low quality..Guaranteed..

Price Includes VAT and FREE delivery to many areas of the UK (Next day delivery service from date of dispatch) Please click on the delivery info tab for further details.


Maximum Output: 20kw

Nominal Water Heating Output: 7.5kw (maximum 14kw -48000 BTU’s, will heat “up to approximately” 10-12 Radiators)

Nominal Space Heating Output: 5.5kw (maximum 7kw)

Integrated Back Boiler for Central Heating and / or Domestic Hot Water

2 x Water Connection Ports – 1 x flow and 1 x return in 1 inch BSP

Dimensions: W670mm / D440mm / H800mm

Flue Exit = 100mm from rear edge to dead centre of opening

Fire Box = W580mm / D300mm / H430mm

Door Glass = 450mm x 220mm

Weight: 125kg

Colour: Contemporary dark grey- almost black

Flue Diameter: 150mm (Requires a Euro Adapter £26.00 please see flue and accessories page on our website)

Features:-  Eco Design 2022 Compliant, Large Fully Lined Firebox & Ceramic Glass Window. Airwash. Primary and Twin Secondary Air Controls, Large Removable Ash pan.

Flue Outlet: Top only

Efficiency: 80% A Rated – Eco Design Compliant

Fuel: Wood Burning & Multi Fuel

Warranty: 2 years


Additional information

Weight 1.4 kg

Delivery within the United Kingdom
Delivery Is FREE to most parts of England, Wales & Areas of Scotland for all orders over £150. (products under £150 will be charged £9.50 for delivery). Deliveries are carried out by one of the largest and most reputable couriers in the UK. They will deliver your stove on a pallet to your front door / driveway, however due to insurance restrictions it is unlikely that the delivery driver will be able to bring the appliance in to your property. Please allow 2 – 5 working days for delivery from date of dispatch, unless otherwise stated. If you will require further assistance at the time of delivery, or if access to your property is restricted or difficult, or if you have any specific requirements then please speak to us, we have a variety of flexible delivery options and we are always on hand to advise and help.

Please note stoves are heavy and will be delivered to your driveway / pathway on a pallet.

Unfortunately some areas attract a premium from our delivery company and for this reason we have to charge a small excess for some areas. Please check your postcode/region in the list below.

Please note that our website will try to automatically charge you the correct delivery amount based on your postcode, but if this is not correct, please contact one of our members of staff who will be happy to quote you the correct delivery charge.

Postcodes: CA, DG, EH, EX, FK, G, KY, KA, LA, LD, LL35+, ML, PA1-19, PH1-16, PL, SA, SY, TA, TD, TQ, TR and All London Codes are required to pay: £29.00

Customers living in the following postcodes: Any AB postcode area, IV, KA 27-28, KW, DD, PA 20-78, PH 17- 26, PH30-38, are required to pay: £49.00

Isle of Man: £59.00
Isle of Wight: £59.00
Northern Ireland: £49.00
Channel Islands: £49.00
Scilly Isles: £49.00
Republic of Ireland: £49.00

Please note that Outer Hebredes and Shetlands (postcodes HS & ZE), are also subject to a delivery surcharge, please call 0161 439 1400 for a quotation.

If your delivery address is outside the areas listed please contact us for further details regarding the delivery price and schedule. We will always aim to make the delivery charge as low as possible.

Delivery Abroad – Europe
We sell many of our products to customers outside the United Kingdom, in particular Eire and France, however we can ship to any country in or outside Europe. Typically delivery to France costs approximately £200 for a pallet. In order to provide an accurate quotation all we require is your exact delivery address and we can normally provide a fixed quotation within 24 hours. Delivery within Europe typically takes between 5 and 10 days.


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.

You may also like…


Go to Top