Inspection chamber cover 400x400 mm 792.040.040

Inspection hatch – reliable access to underground infrastructure

The 400x400 mm inspection hatch is a solid and functional solution for accessing underground installations – both in municipal and private construction. Made of stainless steel, it ensures durability and corrosion resistance, guaranteeing long-term use even in harsh weather conditions. It is an essential element wherever regular access to wells, pumping stations, water supply connections or sewage systems is required.

### Construction and materials

The key element of this hatch is its construction – made of high-quality stainless steel 1.4301 (AISI 304). This grade of steel is characterized by exceptional resistance to corrosion, weathering and mechanical damage. The steel thickness is 3.5 mm, which