All KELLER products meet the international standards and guaranty maximal thermal insulation thanks to technologies of optimized heat absorption and innovative insulating panels. The special design of flat roof has the thermal conductivity coefficient of 0.18 W/m²К.
Lighting and shading, cooling and heating – KELLER offers the wide scope of heating and cooling systems with thermal pumps providing low energy consumption, innovative design, noiseless operation and high-quality air.