The plastic chimney systems are the ideal smoke exhaust solution for condensation boiler fuelled systems that need chimneys that guarantee good pressure seals and ensure impermeability against acidic or corrosive condensation when conveying low temperature combustion products into the atmosphere.
We introduced this prefabricated pre-stressed lintel with brick base at the beginning of the 80's for brick wall and partition installations. The product provides high performance and is economically convenient since lighter.