Online store - LED light bulbs, solar water heating, solar panels, island and passive houses, water savers, energy saving, green solutions, savings and technology.

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.

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.

We are a Czech manufacturer of Cornisun transparent solar sails with long term UV protection and durability. The transparent solar sail lets the sun reach the bottom of the pool and heats the water quickly and free of charge. It is suitable for indoor and outdoor pools and hot tubs. We produce tarpaulins of all common sizes and also exactly to measure.

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

Sale of water heaters, boilers, electric boilers and spare parts for brands Dražice, Bosch, Mora Top, Protherm, Tatramat, Stiebel Eltron, Ariston. Spare parts for Bosch electric tools and power tools. Bosch heating controls. Electrical, water, heating materials. Car cosmetics Sheron.