Browse our range of underground drainage chamber bases and lids. We stock these in 320mm or 450mm sizes and they're suitable for use with 110mm underground pipes.
320mm DIA Inspection Chamber Base – 5 Inlet
The 320mm DIA Inspection Chamber Base - 5 Inlet is a reliable and adaptable component for underground drainage systems. Featuring three 110mm inlets and 110mm outlets, it enables the efficient collection and redirection of wastewater or stormwater. Constructed from durable, corrosion-resistant materials, this chamber base is designed for long-lasting performance. Its compact design is ideal for residential and light commercial drainage needs, offering convenient access for inspection and maintenance.
Product Information:
- Material: Polypropylene
- Nominal Diameter: 320mm
- Depth: 219mm
- Inlet and Outlet: 110mm
- Side Branches: 2 x 45º x 110mm, 2 x 90º 110mm
- Weight: 1.6kg
320mm DIA Inspection Chamber Riser
The 320mm DIA Chamber Riser is an essential component designed to extend the height of inspection chambers, ensuring accessibility from ground level in underground drainage systems. Made from high-quality, durable materials, it is resistant to corrosion, impact, and environmental stress, providing long-term reliability. The riser is easy to install, featuring secure connections that maintain the structural integrity of the drainage system. Its 320mm diameter ensures compatibility with standard chamber bases and covers, making it a versatile choice for residential, commercial, and light industrial applications. This riser enhances system flexibility, accommodating varying installation depths while ensuring compliance with drainage standards.
Product Information:
- Material: Polypropylene
- Nominal Diameter: 320mm
- Depth: 158mm
- Weight: 0.8kg
320mm DIA Secured Round Cover & Frame [15KN]
320mm secured DIA round cover and frame is a lightweight, durable cover designed to provide access to underground utilities such as drains and inspection chambers. With load rating capabilities of A15 meaning it is suitable for pedestrian and light-duty areas such as gardens, pavements and pedestrian pathways.
Product Information:
- Material: Polypropylene
- Nominal Diameter: 320mm
- Overall Size: 356mm DIA
- Clear Opening: 320mm DIA
- Frame Depth: 92mm
- Overall Depth: 127mm
- Weight: 1.5kg
320mm Secured Square Cover & Frame [15KN]
320mm secured square cover and frame is constructed from durable polypropylene, offering excellent resistance to corrosion, chemicals, and weathering. Designed for secure access to inspection chambers, it is lightweight yet robust, making it suitable for pedestrian and light-duty areas such as gardens, pavements and pedestrian pathways.
Product Information:
- Material: Polypropylene
- Nominal Diameter: 320mm
- Overall Size: 338mm x 338mm
- Clear Opening: 320mm DIA
- Frame Depth: 92mm
- Overall Depth: 127mm
- Weight: 1.5kg
450mm DIA Inspection Chamber Base
The 450mm DIA Inspection Chamber Base with 110mm connections is a robust and practical solution for underground drainage systems. With 110mm inlets, it offers versatile connectivity for the efficient management of wastewater or stormwater in residential and light commercial settings. Built from high-quality recycled materials, this chamber base ensures durability and dependable performance in various environmental conditions. Its generous design provides easy access for inspection and maintenance, while the secure connections help maintain the integrity of the drainage system. Perfect for systems with multiple inlets, this base offers an adaptable solution for effective water management.
Product Information:
- Material: Polypropylene
- Nominal Diameter: 450mm
- Depth: 236mm
- Inlet and Outlet: 110mm
- Side Branches: 45º x 110mm, 90º x 110mm
- Weight: 2.4kg
450mm DIA Inspection Chamber Riser
The 450mm Chamber Riser is a durable and essential component designed to extend the height of inspection chambers, providing easy access to underground drainage systems. Manufactured from high-quality, corrosion-resistant materials, it ensures long-lasting performance in various environmental conditions. The 450mm diameter allows it to seamlessly integrate with standard chamber bases and covers, offering a secure and stable connection. This riser is ideal for situations where increased height is required to reach ground level, making it a versatile solution for both residential and commercial drainage applications. It facilitates efficient inspection and maintenance while maintaining the overall integrity of the drainage system.
Product Information:
- Material: Polypropylene
- Nominal Diameter: 450mm
- Depth: 233mm
- Weight: 1.8kg
450mm DIA Secured Round Cover & Frame [15KN]
The 450mm DIA round cover and frame is constructed from high-quality polypropylene, offering outstanding resistance to corrosion, chemicals, and weathering. Designed for reliable access to inspection chambers, it is lightweight yet strong, making it ideal for pedestrian areas and light-duty applications.
Product Information:
- Material: Polypropylene
- Nominal Diameter: 450mm
- Overall Size: 537mm DIA
- Clear Opening: 450mm DIA
- Frame Depth: 37mm
- Overall Depth: 45mm
- Weight: 2.8kg
450mm Secured Square Cover & Frame [15KN]
450mm secured square round cover and frame is crafted from premium polypropylene, ensuring superior resistance to corrosion, chemical exposure, and environmental wear. Engineered for dependable access to inspection chambers, it combines lightweight construction with robust durability, making it well-suited for pedestrian zones and light-duty purposes.
Product Information:
- Material: Polypropylene
- Nominal Diameter: 450mm
- Overall Size: 570mm x 570mm
- Clear Opening: 450mm DIA
- Frame Depth: 32mm
- Overall Depth: 46mm
- Weight: 3.8kg