Products

Descending Manholes

Item no.: N/A

Descending manholes are purpose-built for cleaning and inspection applications. They are available in standard sizes with four types of inlets, and can also be customized to meet specific customer requirements.

Constructed from fiber-reinforced composite material, these manholes are corrosion-free, chemical-resistant, and require minimal maintenance. The lightweight material, combined with a fully molded one-piece design, ensures easy installation and long-lasting durability.

Additional features such as the eccentric top and uplift resistance wedge enhance structural integrity and stability, making the manholes reliable under demanding conditions. Their fully molded design and lightweight construction simplify handling and operation, providing an efficient solution for inspection and maintenance needs.

Category:

Design

  • Made from fully molded fiber-reinforced composite.
  • Facilitates easy inspection.
  • Uplift resistance bottom/wedge.

4 Types of Inlets

  • Type 1 – straight flow-through
  • Type 2 – straight, left and right flow-through
  • Type 3 – Straight and left flow-through
  • Type 4 – Straight and right flow-through

Sizes and Specifications

Well type Diameter Shaft diameter Height
1, 2, 3, 4 1000 mm 580 mm 1000 mm
1, 2, 3, 4 1000 mm 580 mm 1500 mm
1, 2, 3, 4 1000 mm 580 mm 2000 mm
1, 2, 3, 4 1000 mm 580 mm 2500 mm
1, 2, 3, 4 1000 mm 580 mm 3000 mm
1, 2, 3, 4 1250 mm 580 mm 1000 mm
1, 2, 3, 4 1250 mm 580 mm 1500 mm
1, 2, 3, 4 1250 mm 580 mm 2000 mm
1, 2, 3, 4 1250 mm 580 mm 2500 mm
1, 2, 3, 4 1250 mm 580 mm 3000 mm
1, 2, 3, 4 1500 mm 780 mm 1000 mm
1, 2, 3, 4 1500 mm 780 mm 1500 mm
1, 2, 3, 4 1500 mm 780 mm 2000 mm
1, 2, 3, 4 1500 mm 780 mm 2500 mm
1, 2, 3, 4 1500 mm 780 mm 3000 mm
1, 2, 3, 4 2000 mm 780 mm 1000 mm
1, 2, 3, 4 2000 mm 780 mm 1500 mm
1, 2, 3, 4 2000 mm 780 mm 2000 mm
1, 2, 3, 4 2000 mm 780 mm 2500 mm
1, 2, 3, 4 2000 mm 780 mm 3000 mm

Options

  • Inlets according to customer’s requirements.
  • Well base can be customized with multiple attachments.

Extra Equipment

Item no.: N/A FRP Shafts without Sleeves
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Item no.: N/A Cover Lids
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