Available: 1 piece
SD3 manhole cover, square, rainproof, burglar-resistant, with additional plaster frame, made of stainless steel.
Cover made of a centrally raised stainless steel sheet, 4 mm thick, stainless steel gas pressure spring, with integrated retaining device that can only be released by hand, with self-closing lock.
Prepared for potential equalization connection.
Cover frame made of Z-profile, to which the cover is attached with sturdy, internal hinges, with a surrounding, completely sealing, insect-proof rubber seal (frost and weather resistant).
Plaster frame made of angle profile, with sturdy wall anchors, prepared for setting in concrete. The cover frame and plaster frame are screwed together at internal angles to prevent unauthorized removal of the cover. There is a rubber seal between the cover frame and plaster frame.
Manhole cover and frame welded under protective gas, pickled and passivated in an immersion bath.
Includes corresponding operating key.
Features:
Material: 1.4404 (AISI 316 L)
- With vent hood
- With insulation