OverviewACO Q-Penstock provides controlled isolation and flow regulation for surface water and flood management systems. It is suitable for use in foul and combined sewage systems for offline storage, discharge control to watercourses or isolation of sections for maintenance. The product is designed for durability in aggressive environments to reduce whole life costs for asset owners and operators.
Construction & sealingManufactured from lightweight HDPE with stainless steel 316L reinforcement to improve handling and corrosion resistance. A curved, vertically moving door with a high-performance EPDM seal ensures tight shut-off, minimises leakage and reduces the risk of blockages.
Product options- ACO Q-Penstock HD
- ACO Q-Penstock SD
Technical highlights (as presented on the page)- Wall mounted design (other mounting options available)
- Manufactured from HDPE with stainless steel 316L reinforcement
- Curved vertically moving door with EPDM seal
- Designed for use in surface water and sewage (foul and combined) systems
- Robust construction for aggressive environments and long service life
Configurations and options- Rising spindle situation
- Several manual and electrical operations
- Heavy duty penstocks with higher pressure on request
- Square, rectangular or egg-shaped openings
- Weir penstock with downwards opening
- Spigot mounting or flange mounting
Featured downloads (listed)Product literature is available for ACO Q-Penstock HD and ACO Q-Penstock SD (technical brochures and DWG/PDF files listed on the page).
Characteristics / technical specifications- Materials: HDPE body with stainless steel 316L reinforcement
- Seal: EPDM high performance seal
- Design life: 50 year design life (stated)
- Standards: Complies with BS7775 (both variants); some variants reference DIN-19569-4 class 4
- Standard available sizes (range indicated): DN 100–1500 mm (one variant) and DN 100–600 mm (other variant)
- Maximum meter water column: 5 Mwc (both sides) reported for one configuration; 3 Mwc (both sides) reported for the other configuration
- Mounting: Wall mounted (other mounting options referenced)