HMPP · Chambers and wells
HMPP inspection chambers
HMPP chambers that give access to drainage pipelines for inspection and maintenance.

Overview
Inspection chambers are placed on a drainage line where access, junctions or changes of direction are needed. Secondary spiral winding supports project-specific production in Type A and Type B chamber structures.
Chamber diameter, depth and the number and size of connections are set per project. Include your pipe sizes and invert levels if you have them.
Specifications
- Material
- HMPP polypropylene
- Diameter range
- DN800–DN4000
- Structure types
- PR and SQ
- Chamber structures
- Type A and Type B
- Connection methods
- Electrofusion or rubber-ring
Applications
Where this product is used
Municipal rainwater and wastewater
Large drainage and sewer lines, chambers and pumping stations for city networks.
Residential drainage
Drainage pipelines and chambers serving housing developments.
Industrial infrastructure
Pipeline, chamber and pumping solutions for industrial sites.
Project references
Examples with specified sizes and joints
These dimensions describe selected completed projects; a new order is specified separately.
Pipe and inspection chambers
Rizhao Airport New District
- DN400–DN1200 Type B pipe, SN8
- Chamber 1200 × 2300 mm Type A; DN800 shaft Type B; electrofusion joints
Used together
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Add your sizes, quantity and destination. The request opens with HMPP inspection chambers already filled in.
