KNS boilers at GRASO are constantly developed in order to obtain the cleanest and the most environmentally-friendly combustion of straw. The units manufactured are a new generation of boilers that meets these requirements. Low temperature water boilers are designed for the preparation of hot water for heating purposes, namely heating of accommodation, office space, workshop, plant and production facilities, farms, dryers, plastic tunnels, greenhouses, etc.
The boilers can be used anywhere where it is possible to use renewable and waste fuels, often inutilely lost. Water boilers can only be used in open system installations protected according to PN-91/B-024413 “Heating and heat engineering. Protection of open system water heating installations. Requirements” not exceeding a pressure of 0.15 MPa, i.e. 1.5 bar (15 m of water column).