The SA4 inspection manhole cover is used for all types of wells:
The cover is equipped with a perimeter gasket resistant to atmospheric agents.
It is made with a stainless steel frame featuring pre-drilled fins, including anchors for direct installation on concrete, or with brackets to be fixed during the appropriate concrete casting phase.
The surface is lacquered with glass beads.
Versions available:
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Type RA: without thermal insulation
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Type RB: with thermal insulation
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Type RC: with vent, without thermal insulation
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Type RD: with vent, with thermal insulation
Key advantages of our system:
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The cover is made of sturdy 4 mm stainless steel with a central raised section
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Internal locking device to prevent accidental closure
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Servo-assisted hydraulic piston and robust concealed hinges
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Self-locking closure with oval brass cap
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Cover opens up to approx. 100° using a dedicated key
Load
Class A15 according to EN 124 standard
Accessory Kit