concrete sewerage tubes type B are round tubes without foothill and with feather connection and 1000 mm long slot
they are made of concrete from natural and grinded aggregate of 0-4 mm granulation, 4-8 mm natural stone aggregate and 8-16 mm natural stone aggregate
concrete must be homogeneous
tubes must be flat and smooth inside and outside
they may not be cracked nor contain segregated concrete and must be watertight
tubes do not have installed rubber seals so that connections do not test waterpermeability
concrete sewerage tubes type B are used for construction of sewerage systems which do not require waterpermeability of sewerage system connections.
product range includes tubes of following diameters: B ø 200/1000 mm, B ø 300/1000 mm, B ø 400/1000 mm, B ø 500/1000 mm, B ø 600/1000 mm, B ø 800/1000 mm, B ø 1000/1000 mm, B ø 1200/1000 mm, B ø 500/2000 mm