





Made from impact-resistant polycarbonate, these inspection hatches feature an easy-to-install thread and an integrated O-ring. Available in 3 diameters, with a white or black hatch.
The 130mm model will easily replace the RWO R4050/R4052/R4043 Trap.
| Diameter | Drilling | Total Diameter |
| ø130mm | 139mm | ø170mm |
| ø155mm | 165mm | ø215mm |
| ø200mm | 215mm | ø260mm |