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English to Polish translations [PRO] Tech/Engineering - Construction / Civil Engineering / POWER STATION CHIMNEYS
English term or phrase:backjoint and sidejoints
The borosilicate glass block lining system also offers practical advantages. It is typical for brick flues, even those in a good condition, to show tight cracks, offsets between brick and bulges. The lining system, which consists of relatively small (6 x 9 inch) blocks embedded in a 3 mm thick, flexible backjoint and sidejoints, adapts to these regularities without problem and without slowing down the installation process.