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    • Trimline Fires – Fireplaces & Stoves
      • Trimline Fires – Gas Fireplaces
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      • Trimline Fires – Pellet Stoves
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      • Trimline Fires – Outdoor Fireplaces and Stoves
      • Trimline Fires – Spare Parts
    • Holetherm – Flue Systems
      • Holetherm – Single-Wall (EW)
      • Holetherm – Single-Wall for Gas (EWG)
      • Holetherm – Double-Wall Insulated (DW)
      • Holetherm – Evolution (EVO)
      • Holetherm – Concentric (CC)
      • Holetherm – Flexible (FLEX)
    • DHK Products – Fireplace Accessories & Solutions
      • DHK – Stoves and Fireplace Accessories
      • DHK – Flue Systems and Accessories
      • DHK – Tools, Repair, and Cleaning
      • DHK – Insulation
      • DHK – Outdoor Products
      • DHK – Chimney Sweeping
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      • Trimline Fires – Sale
      • DHK – Sale
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  • Assortment
    • New & Featured
      • Holetherm
      • Trimline Fires
      • DHK
    • Trimline Fires – Fireplaces & Stoves
      • Trimline Fires – Gas Fireplaces
      • Trimline Fires – Electric Fireplaces
      • Trimline Fires – Pellet Stoves
      • Trimline Fires – Wood Stoves
      • Trimline Fires – Outdoor Fireplaces and Stoves
      • Trimline Fires – Spare Parts
    • Holetherm – Flue Systems
      • Holetherm – Single-Wall (EW)
      • Holetherm – Single-Wall for Gas (EWG)
      • Holetherm – Double-Wall Insulated (DW)
      • Holetherm – Evolution (EVO)
      • Holetherm – Concentric (CC)
      • Holetherm – Flexible (FLEX)
    • DHK Products – Fireplace Accessories & Solutions
      • DHK – Stoves and Fireplace Accessories
      • DHK – Flue Systems and Accessories
      • DHK – Tools, Repair, and Cleaning
      • DHK – Insulation
      • DHK – Outdoor Products
      • DHK – Chimney Sweeping
    • Sale
      • Trimline Fires – Sale
      • DHK – Sale
  • Our Brands
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  • Assortment
    • New & Featured
      • Holetherm
      • Trimline Fires
      • DHK
    • Trimline Fires – Fireplaces & Stoves
      • Trimline Fires – Gas Fireplaces
      • Trimline Fires – Electric Fireplaces
      • Trimline Fires – Pellet Stoves
      • Trimline Fires – Wood Stoves
      • Trimline Fires – Outdoor Fireplaces and Stoves
      • Trimline Fires – Spare Parts
    • Holetherm – Flue Systems
      • Holetherm – Single-Wall (EW)
      • Holetherm – Single-Wall for Gas (EWG)
      • Holetherm – Double-Wall Insulated (DW)
      • Holetherm – Evolution (EVO)
      • Holetherm – Concentric (CC)
      • Holetherm – Flexible (FLEX)
    • DHK Products – Fireplace Accessories & Solutions
      • DHK – Stoves and Fireplace Accessories
      • DHK – Flue Systems and Accessories
      • DHK – Tools, Repair, and Cleaning
      • DHK – Insulation
      • DHK – Outdoor Products
      • DHK – Chimney Sweeping
    • Sale
      • Trimline Fires – Sale
      • DHK – Sale
  • Our Brands
  • For Professionals
    • Installers/Contractors
    • Fireplace Specialists
    • Webshops
    • Distributors
    • Technical Wholesalers
    • Chimney Sweeps
  • Business Ordering
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Webshop

Brands

The Innovative Heating Solutions Group as the umbrella organization under which our six trusted brands come together: Trimline Fires, Holetherm, DHK Products, Home Fire, Lewo and thermoCet.

Quality and implementation

We are a full-fledged production specialist in the field of fireplaces and stoves, flue systems and products for the heating and ventilation industry. Our problem-solving ability is great, as is our technical understanding. From concept to product: we have a solution or come up with a solution. We unburden by taking control. In doing so, the Innovative Heating Solutions Group ensures optimal results and a satisfied customer. Before, during and after every project.

Why choose the Innovative Heating Solutions Group?

  • One point of contact for various areas of expertise. This makes it possible for us to give unique total advice;
  • Complete assortment combined in one place;
  • Spend less time on procurement;
  • High quality through in-house R&D & Production
  • International network with renowned stakeholders and partners

Trimline Fires

Trimline Fires combine chic design, modern style and warm ambiance together with quality, innovation and durability. They are designed to last a lifetime – a sustainable choice for the future. With advanced, high-performance technologies and a timeless look, Trimline Fires fireplaces fit into virtually any home. They are the beating heart of many a home – and we’re proud of that.
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Holetherm

For more than 45 years Holetherm has stood for reliable, durable and safe flue systems for the heating and installation industry. The complete and innovative product range consists of flue systems for gas and wood-burning fireplaces, stoves and central heating appliances and meets the strictest European standards and under the ISO 9001:2015 standard.
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DHK Fireplace Accessories

DHK Products offers a very wide range of accessories for fireplaces and stoves to create ultimate atmosphere and comfort in and around the home. In addition, DHK provides handyman supplies and solutions for the professional handyman; from installer to chimney sweep, contractor and much more.

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Home Fire Creations BV

Home Fire designs, manufactures and realizes setups with fire, both indoors and outdoors for private and business relations. It has extensive experience with all types of fuels: gas, wood and electric. The designs are unique, always customized and completely tailored to the customer’s needs. Home Fire has everything in-house, from design to production and installation of fireplaces with flues, driven by technical knowledge, creativity and innovation, for complete control of the process and perfect alignment with the client’s vision and design.
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thermoCet International BV

ThermoCet has been developing and manufacturing wood and gas fireplaces since 1974, with its own ISO-certified manufacturing and R&D department, where great attention is paid to quality, durability, ease of installation and operation. ThermoCet is now the manufacturer and supplier of OEM and Private Label steel solutions in the hearth industry, with a focus on rugged and angular applications.

LEWO BV

Since 1980, LEWO has specialized in the manufacture of stainless steel flue and chimney systems, focusing on durability, temperature resistance and safety. It is now the manufacturer and supplier of OEM steel solutions focused on stainless steel, galvanized and round and thin 0.4 mm to 2.0 mm for various industries.

The Innovative Heating Solutions Group in brief

  • International family business since 1974: focus on long-term partnerships. As a result, lines of communication are short, there is personal contact and we can make decisions quickly and easily.
  • Everything in-house: from our own R&D department, complete with a test center, to production. Our products meet all European standards.
  • Keep innovating to compete: we have two state-of-the-art machine parks in Woudenberg and Bosnia. Our ambition in engineering and more than 40 years of experience with technical systems, control technology and software enable us to come up with innovative solutions. This keeps production costs low and increases the efficiency of our production line.
  • International network: intensive collaborations with renowned stakeholders and partners worldwide.
  • Knowledge: active participant in industry-related bodies, working groups and platforms. In addition, we continuously take initiatives to improve the quality of fireplaces, and the associated solutions, installations and end use.

Six Dutch forces together

IHS Group combines the strength of six Dutch companies, each with its own expertise and a family-driven foundation of craftsmanship since 1974.

Complete assortment - Everything under 1 roof

Unique combination of flue systems, stoves, fireplaces, accessories and OEM– and Private Label offerand we the complete solution for the (ambient) heating industry.

Focus on quality, innovation and sustainability

In everything we do – from design to delivery and in collaboration with our partners – we realize innovative and future-proof solutions that make a difference.

In-house R&D and Production


With an in-house R&D and production department, we develop innovative products that meet the highest European standards.

International network


We have an international network of renowned partners and stakeholders with which we increase our clout and accelerate innovation.

BUSINESS

Want to become a dealer for the Innovative Heating Solutions Group?

If so, we would like to get in touch with you. Please leave your details in the input field and we will contact you soon. We look forward to getting to know you.

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Innovative Heating Solutions Group
Laagerfseweg 29
3931 PC Woudenberg

T: +31 (0)33 286 1075
E: sales@ihs-group.com

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IHS Group

Trimline Fires
Holetherm
DHK Products
Lewo B.V.
Thermocet B.V.
Home Fire



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