Hydro Filterra Bioretention System0 pages
Product Profile
nnnnenhanced biofiltration system that packages
nnnnas a conveyance device or as part of an attenuation or
nnnninfiltration system. The small footprint makes it ideal
nnnnfor both new developments and retrofit to existing ones.
nnnnSHL1CHT AWARDS
nnnnWINNER 2009
nnnnAdvantages Over Conventional Biofilters
nnnnHydro Filterra™ is similar in concept to conventional
nnnnbioretention filters or rain gardens. However, unlike these
nnnndevices, it does not require a prolonged period of contact
nnnntime to remove pollutants. Instead, specially engineered
nnnnfilter media within the Hydro Filterra™ allows high volume
nnnnthroughput whilst achieving high pollutant removal. This
nnnnallows for a more compact device, with the surface area
nnnnof the Hydro Filterra™ only 0.2 to 0.3% of the drained site
nnnnSee the table below for typical pollutant removal.
nnnnHydro
nnnnInternational
nnnns t o r m w a t e r
nnnnmy M-ucMoiiy | I - vciy OUUU | |
Patrnfit KcllOTIl | T - oOOu | |
Typically 5-10% of | Typically 0.2-0.3% | |
Phosphorous and | ||
Captured debris | Captured debris / | |
Must provide sufficient area to store Vt @ <0.15 m depth on surface. | High through flow risk of surface water ponding. | |
Complicated, must build filter bed. | Packaged system |
Stormwater Hotline: 01275 337977 • www.hydro-international.biz
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