Henderson TCL4 Inspection Hatch. This hatch comes complete with 3mm neoprene rubber gasket and 20 M5 x 20 Stainless Steel nuts and bolts. Also included are 20 off M5 bonded seals to prevent water or waste migrating through the bolt threads. Dimensions: Height – 32mm, Outside Diameter – 235mm Actual access diameter: 180mm Not suitable for use with diesel or petrol.
