Lightweight underfloor water heating and cooling system without concrete screed


KARDO Waterpanel
is a modern floor or wall water heating and cooling system manufactured in Poland. It is characterized, among other things, by its lightweight construction and low height. KARDO Waterpanel does not require concrete screeds and associated expansion joints. The ultra-thin floor layer makes the performance of the system very high. This state-of-the-art solution is so simple that it can be implemented independently on a do-it-yourself basis, without much technical knowledge.

Montaż KARDO
Waterpanel X

Installation of KARDO Waterpanel X

© ELEKTRA KARDO

The streamlining of construction processes, the versatility of its execution and ecology are values that are increasingly in demand. Both do-it-yourself and the implementation of a heating system by a specialized company bring concrete benefits and satisfaction. In the course of construction work, questions may arise - what kind of underfloor heating to make in a wooden house, when the ceiling has a low bearing capacity? Is it possible to make heating during renovation, when there is no room to raise the height of the floor? What to do when it is not possible to remove the old floor? All these questions can be answered by installing the KARDO Waterpanel system. It is implemented on the basis of extruded polystyrene (XPS) boards, so its compressive strength is at least 30 tons/m². This ensures the long-term and safe operation of the heating and high stability of the substrate.

Model KARDO Waterpanel
X

Model KARDO Waterpanel X

© ELEKTRA KARDO

The ultra-thin KARDO Waterpanel surface heating and cooling system is an alternative to systems based on traditional methods of laying wall and floor coverings using wet concrete mortar. Its high strength and resistance to deformation, as well as its effective thermal performance, makes it possible to dispense with the laying of dry screeds (such as cement boards). Due to the fact that KARDO Waterpanel is an extremely lightweight and easy-to-assemble system, we can use it horizontally, as well as vertically - on walls (while maintaining technical parameters in accordance with the norms). In justified cases, this type of installation may be the only possible technical solution - with low load-bearing capacity of wooden ceilings or the need to improve the thermal insulation of the floor.

Waterpanel X Waterpanel X

Waterpanel X

© ELEKTRA KARDO

There are several models of the KARDO Waterpanel system. In the variant called KARDO Waterpanel X, the spacing of grooves in the XPS insulation board is 10 cm. Scientific studies have confirmed that such spacing does not adversely affect comfort. Thus, no additional aluminum foil or other metal plates to improve heat flow are required. At the same time, high efficiency is ensured, and the grooves of the plates are shaped in such a way that the laying of heating pipes with a standard diameter of 16 mm is very simple - without the use of specialized equipment.


Model KARDO Waterpanel
XL

KARDO Waterpanel XL model

© ELEKTRA KARDO

In the KARDO Waterpanel XL (XPS LAMEL) variant, the groove spacing is 15 cm and the XPS insulation boards are covered with aluminum foil fins. The use of aluminum foil fins increases the heating capacity, while reducing the consumption of heating pipes.

Waterpanel EL

Waterpanel EL

© ELEKTRA KARDO

After laying the heating pipes in the grooves of the boards, the system is finished in 4 ways, depending on the type of flooring chosen. Using panels without aluminum foil and making a floor of wood-like panels, we lay a special KARDO Alumax mat (1) over the Waterpanel panels. The ceramic tile floor is laid after reinforcing the boards with KARDO Flex adhesive and "armor" mesh (2). Using panels with aluminum foil and making a floor of wood-like panels, we lay KARDO Therm matting (3) on the Waterpanel panels. The ceramic tile floor is laid with KARDO Proof adhesive (4). Installation of the KARDO Waterpanel X system is shown in the video above (QR code).
KARDO Waterpanel is an effective and durable heating system, and can be used as a system for cooling when connected under reversible pumps. The technical solutions of the system make it compatible with both traditional heating boilers and renewable energy sources. KARDO Waterpanel has been installed in many countries, including Poland, France, Norway, Croatia, Bulgaria and others.

Waterpanel

Waterpanel

© ELEKTRA KARDO

The KARDO Waterpanel system is characterized by low heating inertia, which allows it to quickly achieve the desired temperature on the floor surface, efficient cooling and easy control. This brings tangible financial benefits and time savings. Production of the system is subject to strict quality control. KARDO Waterpanel boards are marked with the European CE mark and have documents of approval for use in the European Union. It has been subjected to strength and thermal tests at the Bialystok and Cracow Polytechnic Universities and other independent laboratories in Poland. All components used in the system come from the factories of European manufacturers.

More information about the company Elektra Kardo in the PdD portal.

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