Future Manhole
The new generation INTERHOL manholes-Future is made of polypropylene (PP) and polyethylene (PE) according standard EN 13598-1, EN 13698-2. Environmental and high quality materials that can be easily recycled and thermally treated.
Interhol Manhole
The INTERHOL manholes are produced from polyethylene LLDPE; MDPE ;HDPE and polypropylene PP, according to the standard EN 13598 - 1 from ecological material with very high quality that can be easily recycled and thermally treated. For control manholes are used manholes with inside diameter 400 mm ( DN/ID 400), 800 mm DN/ID 800, according to the standard EN 13598 - 1. For easy and constant access to the people in manhole according to the EN13598-2 standard requirements have DN/ID 1000mm.