Concrete elements

Inspection window with extensions and conical end

Concrete elements for making of inspection windows in order to build sewage systems which demand watertightness of the system. They include shaft bases, ring or extensions to the base and shaft ends.

  • DESCRIPTION

    The company offers elements for three types of inspection windows: inspection windows with diameter fi 800 mm with integrated plastic low water channel (kineta), diameter fi 1000 mm with integrated plastic low water channel ( kineta) and inspection window diameter fi 1200 mm with concrete bottom. It is possible to adjust the height of the shaft with rings (shaft extensions), and we offer rings with a length of 250 mm, 500 mm and 1000 mm. For the needs of making manholes with a diameter of 1200 mm, pipe extensions (tongue-and-groove joints) are also available for the purpose of connecting concrete pipes type "C" to the manhole outlet for the need of making of inspection windows of diameter fi 1200 mm there are also tube extensions (connection pen-pen) in order to connect concrete tubes type „C“ on outlet of shaft. Sealing between connections is made with rubber sealing. Inlets and outlets of base are made with installed rubber sealing, and in certain cases they can be made at the request of the client with built-in PVC connectors, which are supplied by the client.

  • SPECIFICATIONS

    • Dimensions of inspection windows diameter: (mm): fi 800 mm, fi 1000 mm and fi 1200 mm
    • Weight (kg/pcs): base fi 800 mm 1200; base fi 1000 mm 1750; base fi 1200 mm 3288; ring fi 800/250 mm 220; ring fi 800/500 mm 440; ring fi 800/1000 mm 880; ring fi 1000/250 mm 260; ring fi 1000/500 mm 520; ring fi 1000/1000 mm 1010; ring fi 1200/250 mm 340; ring fi 1200/500 mm 700; ring fi 1200/1000 mm 1380; conical end fi 800/600 mm 560; conical end fi 1000/600 mm 710; conical end fi 1200/600 mm 888; straight ending for base fi 1200 mm (R-KBS 1500 mm) 760; pipe extension fi 300/600 mm 101; pipe extension fi 400/600 mm 140; pipe extension fi 500/600 mm 200; pipe extension fi 600/600 mm 280; pipe extension fi 800/600 mm 480
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