Supplied by BOSSPIPE™ International

BOSSPIPE™
GRP Manholes
Empire Infrastructure supplies BOSSPIPE™ Glass Reinforced Plastic (GRP) manholes from DN1050 to DN5000, for aggressive sewer and stormwater environments where in situ concrete chambers may deteriorate.
Why GRP Manholes
Built for aggressive environments
Corrosion Resistant
GRP manholes deliver corrosion resistant access and inspection chambers for aggressive sewer and stormwater environments where in situ concrete manholes may deteriorate.
Fast to Install
Lightweight and durable, the manholes are fast to install, which removes a common source of delay from the installation program.
Suited to Depth
The range covers DN1050 to DN5000 and is suited to deep installations, with a long service life in service.
The Product
BOSSPIPE™
GRP manholes

BOSSPIPE™ Glass Reinforced Plastic (GRP) manholes deliver corrosion-resistant access and inspection chambers for aggressive sewer and stormwater environments where in situ concrete manholes may deteriorate and cause problems with the installation program. Our lightweight, durable manholes are fast to install and suited to deep installations.
The range is supplied by Empire across Australia and New Zealand, from DN1050 through to DN5000, and pairs with the BOSSPIPE™ GRP pipe range on the same project.
For project specific advice on chamber diameter, depth, benching and connection detail, contact Empire’s technical team.
Specifications
GRP manholes at a glance
The summary below covers the standard BOSSPIPE™ GRP manhole range supplied by Empire. Detailed chamber, benching and connection data is available from Empire’s technical team for your project.
| Parameter | Specification |
|---|---|
| Diameter Range | DN1050 to DN5000 |
| Material | Glass Reinforced Plastic (GRP) |
| Applications | Sewer and stormwater inspection chambers |
| Advantages | Corrosion resistant, lightweight, long service life |
| Supplier | BOSSPIPE™ International |
Note: Confirm chamber diameter, depth, benching, connection detail and cover class with Empire’s technical team against your project drawings and specification. The contractor remains responsible for compliance with local regulations and for applying appropriate safety factors.
Datasheets, brochures and technical documents for BOSSPIPE™ GRP manholes are available to download in the Empire Engineer Portal. Go to the Engineer Portal
Applications
Where GRP manholes
are used
The BOSSPIPE™ GRP manhole range supplied by Empire covers the following applications.
| Sewer chambers | Access and inspection chambers on gravity sewer, including aggressive sewer environments. |
| Stormwater chambers | Access and inspection chambers on stormwater networks. |
| Aggressive environments | Sites where in situ concrete manholes may deteriorate over the design life. |
| Deep installations | Chambers suited to deep installation. |
Frequently Asked Questions
Common questions on
BOSSPIPE™ GRP manholes
Quotes & Proposals
Lock in your manhole supply.
Tell Empire your chamber diameter, depth, quantity and location, and the team will respond with a quote. Typically within one business day.