The Harmony range of multifuel stoves represents a giant leap forward in combustion technology. With the minimum of supervision they burn more efficiently making them as environmentally friendly as possible. This is the result of working to achieve the most attractive and natural flame patterns possible, from the most natural of fuels available. The traditional styled Harmony range of stoves offers style and grace in abundance. These looks, combined with the very latest in combustion technology, result in one of the finest stoves ever made.

The Harmony 43 is suitable to burn both seasoned wood and smokeless coal. As a rough guide, this stove's output is suitable for a room measuring in the region of 26ft (L) X 25ft (W) X 8ft (H) non-open plan with average insulation properties.

Design Features

• Plexus Air Control
• Double Glazed glass
• ZR Combustion Technology
• Designed for Overnight burning
• Rear heat shield
• Convection system
• Air Wash

Download User and Installation Instructions

This model meets the new Eco Ready Design Regulations 2022.

• Style: Traditional
• Fuel: Multi Fuel
• Construction: Cast Iron & Steel
• Output (kW): 8.40
• External Height: 770
• External Width: 755
• External Depth: 425
• Efficiency (%): 80.0
• Warranty: 2 year(s)
• Max Log Length (mm): 520
• Outlet Diameter (mm): 150
• Outlet Diameter (inches): 6
• Distance from sides to Combustibles (mm): 250
• Distance from rear to Combustibles (mm): 300
• Primary Air: Yes
• Secondary Air: Yes
• Weight (kg): 186.0
• Outlet Location: Top
• HETAS Approved: Yes

Available as an option for the Harmony H13-43, Stanford 13-43, C Series and TQH range, the Nestor Martin remote control allows you to adjust the fire performance from the comfort of your chair and can also be used to set the desired temperature, according to which the stove will self-regulate automatically.

Using the remote control in manual mode, allows you to increase or decrease the air intake in the firebox and the intensity of the fire. In automatic mode, you can set the desired room temperature and the built-in sensor will detect the ambient temperature, automatically adjusting the operation of the stove.

NESTOR MARTIN warrants that your stove will be free of defects in materials and workmanship for a period of five (5) years from date of purchase, except those parts that are subject to normal wear and tear and may be broken by wrong use: grates, gaskets, glass doors, handles, firebricks and enamelled parts. Parts subject to normal wear and tear and enamelled parts are warranted to be free of defects in material and workmanship at the installation. Any of these parts found to be defective will be repaired and replaced at no charge if the defects are mentioned a maximum of 2 days after installation. If this is the case advise your installer immediately. Parts broken after the installation due to wrong use of the stoves are not covered by this limited warranty - you will have pay any and all labour and shipping to you, installing or inspecting any replacement part(s), or stove furnished by us, and we will not be responsible for such charges or expenses under this Limited Warranty. This warranty shall not apply, and we shall have no obligations hereunder with respect to any stove, part, trim or accessory which has been subject to accident, abuse, alternation, misuse or neglect, or which has not been installed, inspected, operated and maintained in accordance with all applicable local codes and regulations and in accordance with the manufacturer's printed instructions.

Exclusions and limitations

A. OUR WARRANTY DOES NOT COVER DAMAGE RESULTING FROM OVERFIRING THE STOVE. OVERFIRING CAN BE IDENTIFIED BY WARPED PLATES AND AREAS WHERE THE PAINT PIGMENT HAS BEEN BURNED OFF. OVERFIRING OF ENAMEL STOVES IS IDENTIFIED BY CHIPPING, CRACKING, BUBBLING AND DISCOLORATION OF THE PORCELAIN ENAMEL FINISH.

B. NESTOR MARTIN OFFERS NO WARRANTY ON PORCELAIN ENAMEL PARTS SUBJECT TO ABNORMALLY HIGH TEMPERATURES OR THERMAL SHOCK. ABNORMALLY, HIGH TEMEPRATURES AND THERMAL SHOCK RESULT IN CHIPPING, CRACKING, BUBBLING AND DISCOLORATION AND CRAZING OF THE PORCELAIN SURFACES.

C. DAMAGE TO A STOVE WHILE IN TRANSIT IS NOT COVERED BY THIS WARRANTY, BUT MAY BE SUBJECT TO A CLAIM AGAINST THE CARRIER. OUR OBLIGATION UNDER THIS WARRANTY SHALL BE LIMITED TO THE FURNISHING OF REPLACEMENT PARTS, TRIM OR ACCESSORIES, OR A REPLACEMENT STOVE AT OUR OPTION, AND WE SHALL IN NO EVENT BE LIABLE FOR ANY INCIDENTAL, CONSEQUENTIAL OR OTHER MONETARY DAMAGES. SOME COUNTRIES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES, SO THE LIMITATIONS OR EXCLUSSIONS IN THIS PARAGRAPH MAY NOT APPLY TO YOU.

ALL IMPLIED WARRANTIES OF PRODUCTS COVERED BY THIS LIMITED WARRANTY, INCLUDING ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE ARE LIMITED TO A PERIOD OF FIVE (5) YEARS FROM THE DATE OF ORIGINAL PURCHASE.

EXCEPT AS EXPRESSLY STATED IN THIS LIMITED WARRANTY, WE NEITHER ASSUME, NOR AUTHORISE ANYONE ELSE TO ASSUME FOR US, ANY LIABILITY OR OBLIGATION IN CONNECTION WITH THE SALE OF ANY STOVE TO WHICH THIS WARRANTY APPLIES OR ANY PARTS, TRIM OR ACCESSORIES. IN ORDER FOR THIS WARRANTY TO BE VALID, THE WARRANTY CARD MUST BE COMPLETED AND MAILED WITHIN THIRTY (30) DAYS AFTER ORIGINAL PURCHASE TO US AT THE ADDRESS SHOWN ON THE CARD. ANY CLAIM UNDER THIS LIMITED WARRANTY SHOULD BE SUBMITTED FIRST TO THE DEALER FROM WHICH THE STOVE WAS PURCHASED. IF SUCH DEALER CAN NOT BE LOCATED, THE WARRANTY CLAIM, IN WRITING, SHOULD BE MAILED TO US AT THE ADDRESS, INDICATING THE MODEL TYPE/NUMBER, HEAT OUTPUT, SERIAL NUMBER AND THE PLACE, PRICE AND DATE OF PURCHASE.

THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS AND DOES NOT REPLACE CUSTOMER’S STATUTORY RIGHTS UNDER UK LAW IN RELATION TO THE SALE OF GOODS AND SERVICES.

[A few minor parts of this Warranty have been altered grammatically when converting into the English language – the essence of all aspects of the warranty remains unchanged]

Nestor Martin

The pinnacle of wood burning technology these log burners offer a new level of performance. Crafted by the European leader in home heating technology, the Nestor Martin (formerly Efel) range of wood burning stoves is the result of uncompromising engineering and over 150 years of experience.

Their ancestral tradition as cast iron founders has always been coupled with a spirit of technological innovation, and every Nestor Martin appliance carries with it a technical expertise and an integrity which is unrivalled.

Stove Deliveries - Please note, for orders of stoves or large items (multi-buy deals), these shall be shipped on a pallet service which is curb side only and drivers are not insured to enter a property. Depending upon conditions, drivers may refuse to deliver to the location of your choice. You are advised to ensure you have adequate man power to accept delivery of an order that will be shipped on a pallet, to move it from the curb side to the location required. Additional charges can apply to reattempt delivery or to ship to an alternate address. If delivery is refused on the grounds that you are unable to accept goods at the registered delivery address, the cost of shipping cannot be refunded. Please contact the customer services team for information on the method your order is to be shipped.

Stove Returns - All Stoves sold by Flue Warehouse will carry a 20% re-stocking fee, with exception of the Flavel Arundel 4.9kw Multifuel Wood Burning Stove, Henley Druid 5 Defra Multifuel Wood Burning Stove 5kw, Henley Aran 5kw Multifuel Wood Burning Stove DEFRA in Black, Henley Aran 5kw Multifuel Wood Burning Stove DEFRA in Cream Enamelled, Kratki Jas 7kw Wood Burning Stove – JAS/PF, Arada Hardy 4 Multifuel Wood Burning Stove 4.2kw, Arada Hardy 5 Multifuel Wood Burning Stove 4.9kw, Arada Solution 5 Widescreen 4.9kw Defra Multifuel Stove, all Aduro Stoves, all Asgard by Aduro Stoves, all Alpine Stoves and all Woolly Mammoth Stoves. These monies will be deducted from the refund amount due, upon safe receipt of the goods. Please be advised we do not arrange collections for returns, excluding in cases of faulty or damaged items.