Graf Biomatic Instrucciones De Montaje página 48

4.4 Venting
The following legend must be observed when venting the plant:
1. Supply line domestic sewage water (min. 2%, max. 4% slope)
2. Inspection shaft.
3. Septic 3000 L / Carat XL
4. Drain pipe for pre-treated waste water (min. 0.5% slope)
5. Branch line for venting with an 45° arrangement with respect to the surface of the water in the
pipe.
6. Ventilation pipe with a min. 100 mm internal diameter without counterslope.
7. Venting device with a min. 0.4 m above the roof ridge (static venting or wind-driven ventilator).
8. Air injection unit.
9. Drain pipe for pre-treated waste water.
10. Two 45° pipes in series.
11. Primary ventilation pipe which is connected to the sewage line
4. Installation Conditions
5 4 3
5 4 3
47 / 96
7
8
1 m min.
11
2 1
10 m max
2 1
8
7
0,4 m min.
6
10