WFF 300

WFF 300

WFF 300

Product catalog summary
Overview: The Vortex Fine Filters (WFF) by WISY are designed to deliver optimally cleaned rainwater, ensuring the durability and reliability of system components such as pumps and valves. The system is capable of filtering rainwater from roof areas up to 3000 m² in temperate climate zones and is suitable for both rainwater and process water applications.
Specifications:
  • Filters rainwater from roof areas up to 3000 m².
  • Optional covers: sealed plastic or vehicle-duty steel, supporting up to 60t.
  • Pipe connection: DN 300.
  • Self-cleaning capability reduces maintenance.
  • Tested to German standard ATV for vehicle-duty capacity up to 60t (DIN 1072/SLW 60).
Design and Functionality:
  • Rainwater is fed through a horizontal pipe into the WFF, directed over the cylindrical filter, and drawn through the filter fabric to the storage tank.
  • Over 90% water yield with automatic dirt flushing into the sewer.
  • Polypropylene housing with a stainless steel filter insert, requiring cleaning 2-3 times a year.
  • Mesh size of the filter: 0.38 mm.
  • Available in standard (1035 mm height) or short version (890 mm height).
Installation and Maintenance:
  • Recommended straight tube section: 1.5 to 3 m with a 1% downward gradient.
  • Drainage safety complies with DIN EN 12056 / EN 752 and DIN 1989.
  • Accessories include extension tubes, intermediate rings, soakaway strainers, and cleaning nozzles.
Performance:
  • Maximum capacity: 80.6 liters/sec at a 1% downward gradient.
  • Best operating point: 14 liters/sec, equivalent to medium strong rainfall.
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Catalog excerpts

WFF 300-1

Vortex-Fine-Filter WFF 300 Clean water for home, commercial and industrial application ● Filters rainwater from roof areas up to 3000 m² in size (in temperate climate zones) ● For rainwater or process water ● Optionally with sealed plastic cover or vehicle duty steel cover ● Optional vehicle duty up to 60t ● DN 300 pipe connection ● Self-cleaning capability reduces maintenance 60t vehicle-duty capacity Tested to German standard ATV: Vehicle-duty capacity up to 60t (DIN 1072/SLW 60) • The unique Vortex Fine Filters (WFF) from WISY deliver optimally cleaned Rainwater. The fine filtering ensures durability and functional reliability of system components such as pumps and valves. • Rainwater coming from the roof is fed through a horizontal pipe into the WFF and directed over the entire area of the cylindrical filter. There, using adhesive force, the water is drawn sidewards through the filter fabric and fed to the storage tank via the outlet connection. This principle leads to a yield of over 90% of the water supplied, while a small amount of water flushes the dirt aut

 Open the catalog to page 1
WFF 300-2

Filter to separate water and solids. For cleaning rainwater or for separation of solids and process water recycling in industrial Application. With sealed plastic cover for free-standing installation or with a steel cover that can be driven over by a truck (up to 60t ATV tested), when installed underground. Polypropylene housing. Low maintenance filter insert made of stainless steel, cleaning interval: 2-3 times a year. Mesh size of the filter 0.38 mm. With base plate and 50 cm lifting handle. Available in the standard version Straight tube total with a total height of 1035 mm or in the short...

 Open the catalog to page 2
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.
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