- Country of manufactureRussia
are made by diameters from 315 mm (for country housing construction) and to 1200 mm (for industrial facilities like airfields).
Well height depending on the requirement of the customer. Number of connections, their diameter and height of inserts. Wells with a diameter of 315 (340) and 400 (460) are completed with a welded bottom, the hatch, rubber cuffs 110 (160) by the number of connections.