Free consulting for exhibition visitors in pavilion NA1 on the following and other topics: • Current prices of fuel and energy in the Czech Republic. • Selecting heating systems for new and renovated buildings. • Principles and examples of low-energy and passive construction. • Selection and technical and economic evaluation of the contributions of heat pumps. • Use of solar energy. • Fireplaces and tiled stoves and heaters. • Chimneys, chimney drafts, and extensions in light of new regulations. • Selection of site, project documentation, and placement of buildings in terms of purchase and operating cost of heating. • Diagnostics of construction works in relation to energy savings. • Building insulation. • Openings in buildings – windows, doors, gates, and sun protection.