downloads news contact DELFLUENT Services DELFLUENT WWTP Harnaschpolder WWTP Houtrust Transport system Sustainable innovations Contact Home » Contact General contact details Postal address Visiting address: PO Box 560 Peuldreef 4 2600 AN 2635 BX Delft Den Hoorn T 015-219 50 00 F 015-219 24 32 E info@delfluent-services.nl > Contact form > Show visiting address in Google Maps WWTP Harnaschpolder Peuldreef 4 2635 BX Den Hoorn T 015-219 5000 F 015-219 2432 > Show location Harnaschpolder in Google Maps WWTP Houtrust Houtrustweg 120 2566 GJ The Hague T 070-365 3808 F 070-392 4980 > Show location Houtrust in Google Maps More information For more information about the management and maintenance of our installations or our services in general, you can always contact us, preferably via: info@delfluent-services.nl Register for guided tours Delfluent Services organizes a fascinating tour of WWTP Harnaschpolder on request. This starts in the presentation room with an informative film and a presentation, after which we give you an impression of the scope of the treatment via the special 'visitor path' led by one of our guides, while you receive an explanation about the biological waste water treatment process. You can request more information via: 015 219 50 00 info@delfluent-services.nl > Request form for guided tours About Delfluent Services Shareholder Mission and vision Core values of Delfluent Services Organization Delfluent Services Quality management Partnership Calamities Pilot installation Harkos opened on March 29, 2018 On March 29, 2018, the pilot plant for granular sludge technology for wastewater treatment ... 03/29/18 read more Delft Blue Innovations research facility opened The research facility at WWTP Harnaschpolder was officially opened on Wednesday 14 October 2015. 01-12-15 read more Delfluent Services © 2018 - disclaimer Delfluent - Project Wastewater - PPP organization - Shareholders - Milestones Delfluent Services - Purify wastewater - Shareholder - Quality management - Calamities Innovations - Delft Blue Water - Sludge loading - Fermentation stage - Black Water - Purification Spui Downloads - Publications - Press Contact - Route - Addresses - Guided tours