The Althon 1200mm HDPE Penstock, designed for use with 1200mm pipework, is suitable for surface, sewer, and water process applications.

Made from HDPE and grade 316L stainless steel, it has a 50-year design life and is built to handle sealing pressures of 5MwC. The penstock requires minimal maintenance and is easy to install.

Typically available from stock and can be wall-mounted, factory-fitted to precast concrete headwalls and chambers, or installed in situ on outfall structures and manhole chambers.

Each penstock includes an EPDM seal, stainless steel fixing kit, and chemical anchors for secure installation.

  • Developed for medium and heavy-duty applications

  • 1200mm dia. opening

  • 5MwC sealing pressure as standard

  • Virtually drop-tight seal between frame and plate

  • Manual or actuated operation

  • Manufactured in stainless steel

  • Virtually no maintenance

Dimensions

H 2840mm including spindle

W 1400mm

D 187mm