Overcoming Rainwater Catchment Roadblocks ARCSA Conference 2011

1. Overcoming Rainwater Catchment Roadblocks ARCSA Conference 2011

2. Aquality – introduction Drivers for rainwater harvesting in Europe European Roadblocks The German story The Dutch story The Austrian story The Belgium story The French story The English story AGENDA

3. 1. Aquality Trading & Consulting Ltd Aquality is one of the leading suppliers of rainwater harvesting and greywater recycling systems. RWH / GWR is our core business. Aquality offers solutions for small domestic to large commercial projects. Aquality offers not only the supply but also design, installation, commissioning, maintenance and after sales support. Lutz Johnen is member of the British Standard committee for Rainwater Harvesting as well as Greywater Recycling and currently the chairman of the UK Rainwater Harvesting Association UKRHA.

4. REFERENCES – SCHOOLS & SUPERMARKETS Padiham Primary School, Burton TESCO Berwick

5. REFERENCES – SHOPPING CENTRE & OFFICES Westfield Shopping Center, White City, London, UK Council office, Niort, France • System data: • 80,000 visitors per day • ~200 public WCs being supplied • 80m3 water consumption per day • 32,000m2 roof connected • 2000m3 concrete tank • Rainmanager AC 5000 Severn Trent HQ, Coventry

6. REFERENCES – OTHERS Nursing home, UK Hamburg Airport, Germany TESCO Distribution Centre, UK Office tower, London, UK

7. 2. DRIVERS • Water stress / climate change (the green factor) • Water prices • Flood prevention • Green credentials (certifications) • Integration of new technologies

8. WATER STRESS IN EUROPE

9. WATER STRESS IN EUROPE

10. WATER CONSUMPTION Office Home Source: South Staffs Water, 2006 Source: Anglian Water, 2000 KEY Dishwasher Kitchen /canteen sink Washing WC Flushing Urinal flushing Wash basin Shower and bath Canteen use Cleaning Washing machine

11. WATER PRICES IN EUROPE These prices only show the price of fresh water and do not include the sewage charges. Prices in Germany vary significantly up to 10€ (~$13.60) per m3 (~265 US galloons) including sewage. 2009

12. FLOOD CONTROL Natural discharge Rural discharge Urban discharge m3 time m3 time m3 time

13. BUILDING CERTIFICATIONS BREEAM, LEED, Code for Sustainable Homes Example of points for water saving in the “Code for Sustainable Homes”

14. 3. EUROPEAN ROADBLOCKS • The German story (New technology) • The Dutch story (Market distruction) • The Austrian story (Water in abundance) • The Belgium story (Authorities) • The French story (Lobby) • The English story (Tradition)

15. THE GERMAN STORY • - Rainwater harvesting (RWH) started in the 80ies as green pioneer technology via self builders • Development into main stream due to green movements (basic systems with no consideration for aestethics) • With increasing numbers more resistance from water companies (ecomincally and regarding health aspects) • Improvement of technology to address water company concerns

16. THE GERMAN STORY continued Type AA Air gap

17. THE GERMAN STORY continued • Forming of association and DIN standard development • Water companies still try to get RWH eliminated

18. THE DUTCH STORY • - Rainwater harvesting (RWH) started mid 90ies • Uptake by large market players and water companies • Large market players destroy market through price fight and badly developped products giving the technology a bad name • Water company sets up dual pipe work project • using river water and leads to group of people • falling sick due to installation mistakes • No standard developped or association created • Market recovering slowly

19. THE AUSTRIAN STORY • - Rainwater harvesting (RWH) started mid 90ies • Uptake due to green development via self build market although water is almost free • Vienna reluctant to support RWH due to excessive water supply from the mountains • Flooding the reason for support • All Austrian states support RWH • in one way or the other

20. THE BELGIUM STORY • Rainwater harvesting (RWH) started mid 90ies • Very simple RWH (filter, tank and pump and ball valve) • At first no interest from authorities until • numbers grew larger • Market under pressure due to simple • technology not acceptable • Mains water back-up was upgraded • Technology accepted as flood prevention measure led to mandatory usage in the Dutch speaking part • Today‘s leading market in populationto system ratio

21. THE FRENCH STORY • Rainwater harvesting (RWH) started end 90ies • No acceptance from authorities especially due to negative lobbying by water companies (4) • Nevertheless private installations in strive for independance; French RWH association formed • Governmental change introduced tax relief for individuals for green technologies • Application to include RWH was accepted in 2008; first technical guide line for domestic systems • (commercial RHW still not allowed) • Authorities start accepting commercial RWHS • French standard developped 2011

22. THE ENGLISH STORY • Rainwater harvesting (RWH) started mid 90ies • In the beginning uptake by small part of the construction market (self builder or green developer) • Government starts supporting technology by integrating it into own developments and pushing green agenda • Government undertakes MTP • RWH included in CFSH and BREEAM • Traditional building industry opposes uptake • Carbon footprint used to eliminate RWH • (house builder federation) from CFSH • New product developments and system integration to counter development

23. Thank you for your attention !! www.aqua-lity.co.uk