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How to select a correct boiler power? To determine the correct boiler power, we have to consider the living area of the house and its heat retention capacity. A 10 kW boiler is sufficient for most energy-efficient houses with living area <200 m2. Some older houses may require heating systems with higher power. All the… Reads more »
KOSTRZEWA LABORATORY – EUROPEAN STANDARDS Out of concern for the highest quality of our products, KOSTRZEWA has established an advanced research laboratory. Our facilities allow to test our devices for relevant parameters (efficiency, emission, energy consumption etc.) before they are delivered to our Clients. – Many boiler manufacturers does not have access to a research… Reads more »
PELLET OR PEA COAL? The question is asked by many homeowners. The advantages and disadvantages of using both fuels considering price, calorific value, ash content, combustion process effects on air quality, and convenience are presented below. 1. Price The coal is widely regarded as the most cost-effective heating medium. A tonne of pea coal with… Reads more »
Care for our natural environment is a mission of Kostrzewa company. After the last year’s success, since mid-February 2011 Kostrzewa introduced a second edition of grants program for the purchase of its ecological devices, boilers and burners for pellet combustion. Until now only institutional investors were supported by pro-ecological grants. Now individual users got the… Reads more »