We are an online store with inverters, batteries, panels, charge controllers and much more.

We sell installation materials for heating contractors. We provide installation of central heating, heat pumps and solar systems. We offer advice and optimization of the heating system. We also supply and install heating applications.

We are a stable Czech joint-stock company with a long history in the technology and energy sector with a primary focus on the integration of artificial intelligence and other new technologies into corporate practice. We are Krel Central a. s. leader in the implementation of artificial intelligence into corporate practice.

Our goal is to provide you with a consultation regarding a photovoltaic power plant or heat pump for your house. We also offer subsidy processing, project design and maintenance of existing solutions.

Providing advice on the sale and installation of eco-friendly energy and cost saving systems in the home and subsequent implementation.

We are an online shop with a range of products for photovoltaics - inverters, batteries, panels, controllers, charging stations, structures and much more.

Professional installation of audiovisual equipment. C-solar - design, installation and service of photovoltaic power plants.

We provide insulation against moisture and radon. We carry out insulation of flat roofs using PVC foils or asphalt strips, insulation of water tank buildings and pitched roofs. We offer PVC foil welding of swimming pools, ponds and tanks. We sell a range of products for swimming pools and garden ponds.