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Options :
According to tank diameter, AIS can offer manholes with neck's higher height.
In addition, these watertight manholes can be equipped with safety grid.
| Item | ND | Stainless steel | Max. allowed pressure in bar | Neck | Gasket profil | Gasket |
|---|---|---|---|---|---|---|
| L11-403-80 | 430 | 1.4404 / 1.4301 | -0,3 / +0,3 | 103 x 3 | Rectangular** | EPDM |
| L11-503-80 | 500 | 1.4404 / 1.4301 | -0,3 / +0,2 | 103 x 3 | Rectangular** | EPDM |
| L11-603-80 | 600 | 1.4404 / 1.4301 | -0,2 / +0,2 | 103 x 3 | Rectangular** | EPDM |
** Gasket option: Nitril - FPM (Viton ®) - silicon
Maximum working pressure to -20°C / +50°C
