





BARTON Inspection Hatch
Made of impact-resistant polycarbonate, these inspection hatches feature an easy-to-install thread and an integrated O-ring. Available in 3 diameters, white or black.
The 130mm model will easily replace the RWO R4050/R4052/R4043 inspection hatch.
| Opening Diameter | Hole Diameter | Overall Diameter |
| ø130mm | ø139mm | ø170mm |
| ø155mm | ø165mm | ø215mm |
| ø200mm | ø215mm | ø260mm |