Bioretention Planters
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Bioretention Planters Solutions to manage on-structure Stormwater Filtration Materials: GFRC Concrete, Weathering or Mild Steel with Powder-Coated Finish Bioretention (also referred to as flowthrough) planters act as an on-structure organic filter for stormwater systems. Tournesol Siteworks offers several standard configurations as well as custom designs to meet your specific application. The bioretention planters are available in lightweight GFRC or steel, and feature an internal waterproof sealant and 4” diameter drainage plumbing. Bioretention media is typically specified by local authorities or to code. The Tournesol bioretention planters are now available in metal! Standard materials include weathering steel (Corten), a steel that rusts but maintains its structural strength, and powder-coated mild steel with a zinc-rich primer and stainless steel base. Fully engineered Bioretention plumbing system - just add media & plants. Allows the use of reliable monolithic membrane waterproofing below, while avoiding complicated and expensive cast-in-place construction. Standard sizes and custom configurations available. Ability to match planters by color & shape with complimentary benches & site furni

How does bioretention work? Stormwater is collected and enters from a drain lead. As the water enters the planter, the vegetation, gravel and bioretention media filters pollution and heavy metals. The sealed planter allows temporary ponding of stormwater runoff before the water passes through to the drain into the stormwater system. 1. Lightweight precast concrete planter (sealed with TourneSeal) or steel planter with waterproof sealant. 2. Vegetation filters and transpires water. 3. Drain lead from roof. 4. Scoop between ganged planters increase surface area 5. Domed riser provides...

Custom Steel Bioretention Planter Wilshire Bioretention (Flowthrough) Mild Steel Planters with Powder-Coated Finish Part. No. Planter Size Treatment Volume Rate (gal/hr) * Wilshire powder-coated steel bioretention planter, with drainage assembly supplied. Side 4” drain outlet. Wilshire powder-coated steel bioretention planter, with drainage assembly supplied. Side 4” drain outlet. Wilshire powder-coated steel bioretention planter, with drainage assembly supplied. Side 4” drain outlet. * Calculated based upon 5”/hr flowthrough rate, 10” ponding depth,18” soil and 12” sand The mild steel...

Stand-Alone Bioretention Planter – Details Flexible gasket, SS plates, sealant and SS hardware for holding and sealing around pipe. (All parts included) Section showing typical layer depths. Section showing internal plumbing configuration. Plumbing components delivered unassembled. Connected or Ganged Bioretention Planters Sealant & connection bolts provided, installed in field by others. Using Tournesol Siteworks “Scoop” connections, multiple bioretention planters may be ganged together. Maximum outflow (restricted by 4” pipe) occurs at 14’ in length. Flexible gasket, SS plates, sealant...

Wilshire Bioretention (Flowthrough) GFRC Planters Stand Alone Bioretention GFRC Units Scoop Configuration Optional scoop configuration allows for ganging of multiple bioretention planters WFT-964842-S (Linear Start Unit) Scoop edges between units to be sealed with waterproof sealant (provided by others) WFT-964842-E (Linear End Unit) Scoop edges between units to be sealed with waterproof sealant (provided by others) WFT-724842-S (Linear Start Unit) WFT-724842-M (Linear Middle Unit) 3 Module Linear Run WFT-724842-E (Linear End Unit) 2930 Faber Street, Union City, CA 94587 800-542-2282