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 inserted sealing, can be lined on both sides.
 

Sight glass in the bottom of water tanks, especially in elevated reservoirs

Inspection cover, pressure-tight up to a water gauge of 10 m, round, completely made from 1.4404 (AISI 316 L) stainless steel, can be lined on both sides.

Sight glass with 15 mm thick safety glass, convex towards the pressure side. Clear sight diameter: 400 mm.