Coaxial chimney sets

Concentric chimney sets - comprehensive solutions for heating systems

Concentric chimney sets are a key element of modern heating installations.   They are essential equipment for condensing boilers and other heating devices.   In our offer you will find a wide selection of high quality sets. We supply products of renowned brands, including our own brand Onnline. We guarantee the reliability and safety of each element. Our sets meet the highest technical and quality standards.

Types of concentric chimney kits available at Onninen

Our range includes various types of concentric chimney sets. We offer, among others:

• Horizontal chimney sets
• Chimney kits for boilers
• Through-the-wall chimney kits
• Chimney kits for the shaft
• Reduction and universal chimney connections

Each concentric chimney set consists of precisely selected elements.   They ensure optimal flow of exhaust gases and air supply to the boiler. Our products are characterized by high durability and corrosion resistance. They guarantee many years of trouble-free operation of the heating system.

How to choose the right concentric chimney kit?

Choosing the right concentric chimney set is a key issue. It affects the efficiency and safety of the entire heating system. When choosing, several important factors should be considered:

• Boiler power and type
• Flue pipe length
• Number of elbows in the installation
• Boiler connection diameter
• Type of building and its construction

In case of doubt, our experienced specialists provide professional advice.   They will help you choose the optimal concentric chimney set for your specific needs. We provide comprehensive support at every stage of project implementation. We advise on technical and assembly issues.

Concentric Chimney Sets - Practical Applications

Concentric chimney sets are widely used in various types of buildings. They work well in both single-family homes and commercial buildings.   Their versatility and efficiency are appreciated by installers and end users.   In our daily practice, we observe growing interest in these solutions. More and more customers decide to install concentric chimney sets.

We recently completed a project for a large housing estate. We used Onnline brand concentric chimney sets there. The investor appreciated their high quality and competitive price. The system worked perfectly, ensuring effective exhaust gas removal from condensing boilers. Residents praised the quiet and failure-free operation of the installation.

In the case of modernization of older buildings, concentric chimney sets often prove to be an ideal solution. They allow for quick and relatively simple adaptation of existing chimney shafts.   They enable efficient use of modern condensing boilers in older buildings.   This significantly increases the comfort of use and reduces heating costs.

It is worth paying attention to concentric chimney sets designed for installation through the wall. They are an excellent solution in buildings without a traditional chimney. They allow for flexible design of the heating system. They are particularly useful in modern, energy-efficient construction.

Our experience shows that customers value the comprehensiveness of the offer. That is why, in addition to the concentric chimney sets themselves, we offer a full range of accessories. In our assortment you will find all the necessary assembly elements. We also supply specialist tools that facilitate installation.

Many customers ask us about the possibility of combining components from different manufacturers.   We generally recommend using complete sets from a single manufacturer. This guarantees full compatibility and trouble-free assembly. However, in justified cases, it is possible to combine components. However, this requires a thorough technical analysis and often the use of additional adapters.

In the case of more complex installations, we often come across questions about air-exhaust chimney sets. These solutions are particularly useful in multi-family buildings. They enable efficient removal of exhaust gases from multiple boilers simultaneously. However, they require precise design and professional assembly.

Onninen recommends Onnline brand concentric chimney sets as the optimal solution. These products combine high quality workmanship with an attractive price. They are suitable for a variety of applications, from small homes to large commercial facilities. Their versatility and reliability are appreciated by both installers and end users.

In our daily practice, we observe a growing interest in condensing chimney sets. This is due to the increasingly widespread use of condensing boilers. These modern heating devices require specific exhaust gas discharge systems. Concentric chimney sets meet these requirements perfectly.

We are often asked about the durability of concentric chimney sets.   Our products are highly resistant to corrosion and aggressive exhaust fumes. When properly installed and regularly maintained, they can serve without failure for many years. The quality of materials and precision of workmanship are key here.

It is worth emphasizing that concentric chimney sets are not only about effective exhaust gas removal. They are also an important element influencing the safety of using the boiler. A properly selected and installed system minimizes the risk of exhaust gases flowing back into the room. It also ensures optimal draft, which translates into efficient boiler operation.

From the installer's perspective, concentric chimney kits offer a number of benefits. Their modular design makes them easy to transport and install. Precisely made connections ensure the tightness of the entire system. This translates into faster and more efficient project implementation.

At Onninen, we focus on comprehensive customer service. In addition to a wide selection of concentric chimney sets, we offer professional technical advice. Our specialists will help you choose the optimal solution. We also provide support at the design and assembly stage.

We invite you to familiarize yourself with the full range of concentric chimney sets available at Onninen.   We guarantee the highest quality products, competitive prices and professional service. Our team is ready to answer any questions and help in the implementation of even the most demanding projects.