Maintenance opening, especially in the field of potable water supply
Access cover, pressure-tight up to a water gauge of 5 m, ready for installation, round, completely made from 1.4307 (AISI 304 L) stainless steel, with intermediate sealing suitable for the specific application, can be lined on both sides.
Blank cover with lock and two handles for easy operation, connected with the frame by means of screwed joints.
Frame, designed as F-piece with centrally welded wall flange, provided for embedding in concrete. Frame with lifting eyes. Blank cover and frame shielded arc-welded and acid bath cleaned before washing, drying and surface passivation.
Application:
- Drinking water (KTW certified sealing)
- Wastewater (rubber seal SBR)
- Biogas (rubber seal EPDM E628 70 ± 5 Shore)