Dunsley Heat

What Dunsley Heat does

Dunsley Heat is a privately held, family-owned UK manufacturer of solid-fuel heating appliances, headquartered in Holmfirth, West Yorkshire and founded in 1950 by the Broadbent brothers. The company designs, fabricates, and assembles multi-fuel and woodburning stoves sold under two principal lines: the Highlander traditional range and the Avance contemporary range, complemented by accessories including the Yorkshire Stove, Neutralizer Link-Up, Oxypic Inhibitor, and Electric Booster Heater. Manufacturing is conducted at its Yorkshire facility, and the product range carries DEFRA smoke exemption, CE marking, ISO 9001:2015, HETAS approval, and Eco Design 2022 compliance, making the stoves legal for installation in UK Smoke Control Areas.

The underlying technology is conventional combustion engineering — steel and cast-iron construction with controlled air-flow systems tuned to meet tightening particulate and efficiency standards — rather than any electronics- or software-led platform. Recent product development has centered on extending the Avance family (Avance 500 in 2019, Avance 400 in 2021) to broaden contemporary-design coverage ahead of the 2022 emissions regulations, and on lengthening customer warranty terms (10-year guarantee introduced in 2017) as a defensive differentiation lever.

Dunsley Heat operates a wholesale go-to-market model, selling exclusively through an established network of independent UK stove retailers rather than directly to consumers or through e-commerce. End customers are UK residential households — particularly in smoke control zones where DEFRA exemption is a prerequisite for legal installation — who purchase through local dealers that also provide installation, flue lining, and after-sales service. Revenue mechanics are unit-volume driven across the Highlander and Avance ranges, with no disclosed recurring, subscription, or service-revenue components.

Name

Dunsley Heat

Legal name

Dunsley Heat Limited

Website

https://dunsleyheat.co.uk

Company type

Private

Founded year

1950

Operating status

Operating

Headcount range

11–50 employees

Short description

Dunsley Heat is a family-owned UK manufacturer of multi-fuel and woodburning stoves, founded 1950 in Holmfirth, West Yorkshire, selling exclusively through a UK dealer network to residential households in smoke control areas.

Ownership category

akta.pro rank

Product category

Woodburning & Multifuel Stoves

NAICS

Heating Equipment (except Warm Air Furnaces) Manufacturing (333414), Power Boiler and Heat Exchanger Manufacturing (33241)

SIC

Heating Equipment, Except Electric & Warm Air Furnaces (3433)

akta.pro primary industry

Boilers, Furnaces & Process Heating Equipment (IMAHAKAD)

akta.pro secondary industry

Biomass Heating Systems (Commercial/Institutional Boilers) (EUAAAGAE)

Keywords

• Multifuel stoves
• Woodburning stoves
• Solid fuel heating
• Boiler stoves
• Heating equipment manufacturing

Headquarters

HQ city

Huddersfield

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

Operations, Supply Chain, Personnel, Marketing or Sales, Technology or R&D, Infrastructure

Revenue model

1. Stove Sales: One-time sales of multifuel stoves, woodburning stoves, and central heating boiler stoves through dealer network. Includes Highlander range (3, 5, 7, 8, 10 models), Avance range (400, 500), and Yorkshire stove.
2. Spare Parts: Direct sales of spare parts for all current products when no stockist is available in the customer's area.
3. Electric Booster Heater: Optional extra for solid fuel central heating boiler systems, designed to boost radiator temperature when fire is low or out.
4. Neutralizer Link-Up System: System for interlinking two or more boilers, enabling solid fuel and gas/oil boilers to work together in a single heating system.
5. Oxypic Inhibitor: Chemical additive for heating systems that seals leaks, prevents corrosion and scale, and expels air. Sold as an after-market product.
6. Ash Containers: Accessories for easy disposal of ash and fuel carrying.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels8 records

Core offering

Dunsley Heat Limited manufactures multi-fuel and woodburning stoves, central heating boiler stoves, and open fires, all handmade at its factory in Holmfirth, Yorkshire. The range includes the traditional Highlander series (models 3 through 10) with Enviroburn smoke-exempt, Solo single-door, Solo SG square glass, Log Store, and central heating variants, plus the contemporary Avance 400 and 500 series designed to meet Eco Design 2022 regulations.

Product overview

Dunsley Heat is a UK manufacturer of multi-fuel and woodburning stoves, producing two main product ranges: the traditional Highlander range (including Enviroburn smoke-exempt models, Solo single-door variants, SG square glass versions, and Log Store models) available in sizes 3, 5, 7, 8, and 10 with central heating boiler options; and the contemporary Avance range (400 and 500) meeting Eco Design 2022 standards. Supporting products include the Yorkshire Stove, Neutralizer Link-Up System for combining boilers, Oxypic Inhibitor for heating system protection, Electric Booster Heater, and Ash Containers. All stoves are handmade in Yorkshire, England, with energy ratings of A or above.

Differentiator

Problem solved

Functional benefit

Products and services

• Highlander Range (3, 5, 7, 8, 10) Traditional woodburning multifuel stoves manufactured from steel and cast iron with heat-resistant metallic black enamel paint, brass handles, and super air wash system. Available in five sizes (Highlander 3, 5, 7, 8, 10) for different room sizes and heat output needs, with logs accepted up to 250mm to 550mm depending on model.
• Highlander Enviroburn Series (3, 5, 7, 8) DEFRA Smoke Exempt woodburning multifuel stoves with clean combustion technology featuring tertiary and airwash air supply for use in UK smoke control areas. Constructed from 4mm and 10mm steel and cast iron with 800Kq/m3 density ceramic fiber refractory boards.
• Highlander Solo Range (Solo 5, Solo 8) Single-door woodburning multifuel stoves offering uninterrupted views of the fire area with contemporary styling. Available on Highlander 5 and 8 models with all the efficiency and heat output of the standard range.
• Highlander Solo SG Range (SG 3, SG 5, SG 8) Square glass window variants of Highlander Solo stoves providing larger viewing window for enhanced flame visibility. Available on 3, 5, and 8 models with same outputs and efficiencies as standard Solo models.
• Highlander Log Store Range Highlander stoves with integrated log storage compartment beneath the firebox, featuring top or rear flue outlets and leveling adjusting bolts, rated A or above for energy efficiency.
• Highlander CH Range (Highlander 8 CH, Highlander 10 CH) Highlander models fitted with integral boiler for central heating, capable of running up to five average-sized radiators plus domestic hot water. Highlander 10 CH rated A+ with 14.4kW maximum heat output.
• Avance 500 Contemporary designed woodburning multifuel stove meeting Eco Design 2022 standards with A+ energy rating. Features large glass window, cast iron and quality steel construction, with efficiencies up to 81.2% burning wood logs and high level controllability with fast response.
• Avance 400 Compact contemporary multifuel stove based on Avance 500 design, Eco Design 2022 compliant with A+ energy rating. Features large glass window and efficiencies up to 82.4% burning wood logs.
• Yorkshire Stove First down-burning multi-fuel stove for smoke control areas, DEFRA Smoke Exempt to burn wood plus many other fuels, designed for environmentally aware homes.
• Neutralizer Link-Up System System for interlinking two or more boilers, fixing the neutral point location within the heating system to prevent hydraulic interaction between pumped and gravity circuits, enabling solid fuel boilers to be connected with gas/oil boilers.
• Oxypic Inhibitor Heating system additive that prevents corrosion, scale, and oxide sludge, expels air from water circulation, and seals small leaks. Conforms to BS1486:1978 and BS7593:1992.
• Electric Booster Heater Optional accessory for solid fuel central heating boiler systems that boosts radiator temperature when fire is low or out, using night tariff electricity for cost efficiency.
• Ash Containers Easy-to-use ash containers for disposal and fuel carrying, designed as accessories for Dunsley stoves.

Quantifiable outcome

• Efficiencies up to 78.9% burning wood logs (Highlander 5 Enviro-burn)
• +4 more outcomes

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Scale indicators5 records

Recent moves6 records

Expansion highlights3 records

Direct peers

• ESSE: ESSE is a long-established UK manufacturer of range cookers and solid fuel stoves including the Ironheart and 525 models. Comparable to Dunsley as a heritage British solid fuel heating equipment maker with multifuel ranges and domestic heating positioning.
• Contura (Nibe): Contura is a leading Swedish manufacturer of wood-burning and multifuel stoves, part of the Nibe Group. Comparable to Dunsley as a European solid fuel stove specialist with strong clean-combustion technology credentials and Eco Design 2022-compliant product lines.
• Hunter Stoves: Hunter Stoves is a UK manufacturer of multi-fuel, wood-burning, gas, and electric stoves, also offering boiler stove models. Directly comparable as a domestic solid fuel stove maker with central heating boiler variants and Eco Design-compliant product lines.
• Stovax (Gazco): Stovax is one of the UK's largest manufacturers of wood-burning, multi-fuel, and gas stoves and fires, selling through a UK dealer network. Directly comparable as a UK-domestic solid fuel stove manufacturer with overlapping Highlander/Avance-equivalent ranges and Eco Design 2022-compliant products.
• Charnwood: Charnwood is a UK designer and manufacturer of wood-burning and multi-fuel stoves and range cookers. Comparable to Dunsley as a UK-based solid fuel heating equipment maker with overlapping multifuel stove product lines and dealer-channel distribution.
• Morsø: Morsø is a Danish manufacturer of cast iron wood-burning and multifuel stoves with global distribution. Comparable to Dunsley as a premium solid fuel stove maker focused on clean-combustion technology, DEFRA-equivalent emissions compliance, and traditional craftsmanship positioning.
• Clearview Stoves: Clearview Stoves is a UK family-owned manufacturer of multi-fuel and wood-burning stoves sold via a UK dealer network. Directly comparable to Dunsley as a premium British-made solid fuel stove maker targeting the same homeowner and smoke control area segments.

Regional players

• Dik Geurts: Dik Geurts is a Dutch manufacturer of wood-burning stoves and fireplaces sold primarily across continental Europe. Comparable to Dunsley in solid fuel stove technology and DEFRA-equivalent clean-combustion approvals, though focused on mainland European markets.
• Aduro (Schiedel): Aduro is a Danish wood-burning stove manufacturer, now part of the Schiedel Group, distributed primarily across Northern Europe. Comparable to Dunsley as a premium European multifuel/wood-burning stove maker with modern design ranges equivalent to the Avance line.

Broad incumbents

• Flamerite Fires: Flamerite Fires is a UK designer and manufacturer of electric fires and stoves. Comparable to Dunsley as a UK-based heating appliance maker, though focused on electric rather than solid fuel — relevant for tracking energy transition shifts in the UK domestic heating market.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/Dunsley-Heat-1618856388365885/timeline

Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Dunsley Heat