Vetus Inspection Lid. This model is a successor to the very popular ILT120, a large inspection port for (bio) diesel fuel. By improving the design of the lid and reinforcing the material with glassfibre, this model now meet the ISO 21487 standards in addition to ISO 10088.

Specifications:
Suitable for (up to 10% bio) diesel
Internal aperture: 120mm diameter (4-3/4")
Cut-out dimensions: 159mm diameter (6-1/4")
Suitable for GRP, metal and plastic tanks with different wall thicknesses Meets the ISO 10088 standard
Meets the ISO 21487 standard