2025 Armtec Downstream Defender® 2,400 mm

2025 Armtec Downstream Defender® 2,400 mm

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  • Year 2025
  • Make Armtec
  • Model Downstream Defender®
2025 Armtec Downstream Defender® 2,400 mm

2025 Armtec Downstream Defender® 2,400 mm

2025 Armtec Downstream Defender® 2,400 mm

The Downstream Defender® is an advanced vortex separator used to treat stormwater runoff in pretreatment or stand-alone applications. Its unique flow-modifying internal components distinguish the Downstream Defender® from conventional and simple swirl separators that typically bypass untreated peak flows to prevent washout of captured pollutants. The Downstream Defender® treats the entire storm with no washout or untreated bypass flows.

Features may include:

Environmental Protection
  • Captures and retains a wide range of Total Suspended Solids (TSS), floatable trash and petroleum products
Versatile
  • Accommodates change in outlet pipe direction without the need to construct a second manhole
Quality
  • Treats the entire storm with no washout or untreated bypass flows
Ease of Installation
  • Delivered to site as a precast concrete manhole chamber with pre-assembled internal components

Hydraulics

Hydraulic Flow Peak Treatment Flow Rate: 425 L/s (15.0 cfs)

Dimensions

Dimensions Diameter: 2,400 mm (8 ft) | Maximum Pipe Diameter: 600 mm (24 in) | Minimum Distance from Outlet Invert to Top of Rim: 1.28 m (4.2 ft)
Height Standard Height from Outlet Invert to Sump Floor: 2.35 m (7.7 ft)

Capacities

Oil capacity 2,044 L (540 gal)
Storage Capacity Sediment: 3.56 m3 (4.65 yd3)

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