Interhol manhole program
The INTERHOL manholes are produced from polyethylene LLDPE; MDPE ;HDPE and polypropylene PP. According to the standard EN 13598 – 1 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 EN13598-2 standard requirements have DN/ID 1000mm.
Cone cover ID 1000
This product the customers can find in ID800 and ID1000 dimensions. To satisfy the constructor needs cone cover is available in 5 types in ID 1000 mm:
- Low cover( CAP LF /1 )
- Low cover with extension ( CAP LF/2 )
- High cover ( CAP DM/1 )
- High cover with extension ( CAP DM /2 )
- High cover with extension ( CAP DM /3 )
| Element | H | ID |
|---|---|---|
| EX 250.800 | 250 | 800 |
| EX 500.800 | 545 | 800 |
| EX 750.800 | 780 | 800 |
| EX 1000.800 | 1000 | 800 |








Other feature
The scales are compactly casted during the production of the element itself.
The design of these scales gives the workers big security while entering the manhole.
The white color inside the manhole gives additional security.