This appraisal covers the Access Covers Australia Pty Ltd’s (ACA) DN 375 Linear low-density polyethylene (LLDPE) sewer maintenance shaft (MS) assembly. The jointing of individual components is achieved by elastomeric ring seal joints.
The MS assembly includes:
- DN 375 LLDPE rotational moulded MS base with 150 mm straight drainage channel (150 mm 2-way) (base) or
- DN 375 LLDPE rotational moulded MS base with 225 mm straight drainage channel (225 mm 2-way) (base)
- DN 375 chamber base with 150 mm triple inlets and a single outlet (150 mm 4-way) (base) and
- DN 375 PE100 PE corrugated riser (externally corrugated and internally smooth wall) (riser) with optional
- DN 375 x 150 LLDPE rotational moulded inlet connector (inlet connector)