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LK Group

LK Group

  • LK Systems

    LK Systems is the leading manufacturer of easy-to-install systems for heating and tap water distribution and pre-insulated pipes in the Nordics. Through our prefabrication factory, we also provide tailor-made solutions that simplify the installation process even further. Svenska English Norsk Suomi

  • LK Armatur

    LK Armatur is a leading producer in Europe, manufactures millions of valves per year for the global HVAC market. Our solutions are based on a comprehensive view of how valves, control units, components and prefabricated products work together. Svenska English Deutsch Italiano Yкраїнська Suomi

  • LK Pex

    Our PEX Pipe Extrusion business area is an innovative manufacturer of high-quality plastic pipes for the heating and plumbing industry. Our core is the efficient, high-technology production process for crosslinked PE-Xa pipes, resulting in products with a unique combination of flexibility and hydrostatic strength. English

  • LK Group

    LK is a family-owned trading and production group, operating on a global scale within the HVAC-area. We are the market leader in Sweden and has an increasing sales of products, systems and solutions in the Nordic countries, Europe and the USA. Svenska English
LK-Universal-System

LK Universal System

One pipe system for tap water, heating and cooling

One system. Infinite flexibility.

The LK Universal System makes everyday installation work easier. With well-designed, smart details and reliable quality, you can install quickly and safely – with less hassle and greater efficiency. The range consists of pipes, installation components, installation cabinets, manifolds, fittings and valves. The system is tested and approved in accordance with the market’s strictest regulations and test methods, including Boverket’s Building Regulations. Installation instructions are reviewed by Safe Water (Säker Vatten). We can also offer prefabricated solutions to simplify your installations.

Pipe-fitting-connected-to-pipe

One fitting for every pipe. Universal

The same fitting for PE-X, PAL and PEM pipes means you do not need to worry about different fittings or systems. The same tools, the same simplicity. Choose between press fittings, push fittings or compression fittings. Whatever pipe is used in the project, you know the fitting will fit.

  • Less stockholding
  • Fewer sources of error
  • Simpler and faster installations
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The widest range on the market


With more than 1,100 products, the LK Universal range offers one of the market’s widest solutions for heating and tap water systems.

The range extends from the smallest fitting to complete manifold cabinets. You get a broad, well-designed product range where every detail is compatible, reliable and readily available. This allows you to work efficiently and without interruptions, with the reassurance that everything you need is included in the range.

For your projects, the solutions can also be supplied prefabricated. This saves time on site and ensures smooth installation.

The installer’s first choice

LK Universal System is really good to work with. There are plenty of components, so we do not have to struggle on site. It is quick to install, and I know the products are of high quality.
LK-Universal-fittings-for-professional-HVAC-installations-Andi-Sjöstedt

Andi Sjöstedt, Jimmys Värme & Sanitet AB

The best thing is that there is so much to choose from. I can always find something that works, regardless of the job. And it is easy to get hold of. That means I can keep working without interruptions. For me, it is about keeping the job moving – and LK products help make that happen.
LK-Universal-fittings

Available from wholesalers across the country

LK Universal System is stocked by all leading wholesalers across Sweden. This gives you fast access to the right products, wherever you are. No matter how well a project is planned, quickly available supplementary components are almost always needed.

  • Shorter waiting times
  • Easier planning
  • Smoother working day

Resellers
Manifold-cabinet-pipes

The first choice. Developed for real-world installation

LK Universal System has been available for more than 25 years and remains the first choice for professional installers. It is a Swedish system, built on experience and continuously refined to meet everyday requirements in the field. All products are type-approved and tested.

For more than two decades, we have listened to our users and developed every detail to make work easier, faster and more reliable. With high and consistent quality in every component, you can always trust the system to deliver what it promises.

Explore the product range
LK-installation-solution-heat-pump

Smooth heat pump installation

A smooth heat pump installation starts with the right conditions. LK PAL pipes are proven in use and known for their high quality and durability. The system is mainly installed using press fittings.

For heat pump installations, there are several LK-adapted product solutions for brine circuits, heating systems and tap water systems. With our manifold cabinets, you get a water-damage-safe connection for both heating and tap water from the heat source to pipes in the wall, in accordance with the Swedish industry regulations Safe Water Installation.

For added protection, use the LK 556 AntiFreeze Valve – it helps protect the outdoor unit of your heat pump from frost damage.

Read more about LK 556 AntiFreeze Valve

Type-approved-LK-installation-solution

Type-Approved for Safety

LK products are tested and approved in accordance with SP method 5676. With these solutions, you get maximum protection against leakage, complete documentation and installations accepted by insurers – always with a focus on safety, quality and long service life.

Always choose type-approved installations
Lead-free-LK-fitting-for-tap-water-heating-systems

Lead-free range. Without compromise

We also offer a lead-free range for those who want to choose products with reduced environmental impact. You get the same reliable function, the same quality and the same installation safety – in a lead-free version.

Explore the Lead-Free Universal range
PEX-pipe-manufacturing-LK-factory

Quality pipes from in-house production

Our PEX factory in Ulricehamn is where LK Universal pipes are manufactured, from raw material to finished product. In-house production gives us a high level of control over quality and consistency in every pipe.

The factory manufactures high-quality pipes for heating and tap water systems, designed for professional installations. The facility also has its own laboratory, where materials are tested continuously to ensure reliable operation, consistent quality and ongoing product development.

Read more about our factory
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