These pipes are used for protecting underground heavy and light-current communication, safety and control cables, as well as cables of all kinds, especially in industrial production, under construction of roads and motorways, tunnels, railways, airports, power stations and power networks. Installation is possible in one layer or using spacers, in more layers on top of or beside each other.

KORUHARD - the inner and the outer layers are of PEHD. They are supplied in 6m long bars with a connection and in pallets. Other lengths are available on request.

Inside diameters DN 50, 63, 75, 90, 110, 125, 160, 175 and 200mm.

KORUFLEX - are supply in coils, manufactured with an outer corrugated layer of PEHD and inner layer of PELD. With this elastic inner layer of PELD is possible to achieve great flexibility even in little spaces for bending. We supply KORUFLEX in the standard length 50m. Other lengths are available on request. Inside is a string to better the pulling the cables.

We supply in 50, 63, 75, 90, 110, 125, 160 and 175mm.

Accessory equipment includes: coupler, gasket ring, bends 45o and 90o, cap, KORUBEST and KORUWELL spacers.

The system accessories for the cable protection pipes are HOFIT plastic cable chambers and Böhm DN 600 - 1000, single or multi-part. These are used in constructions.