RainBank Rainwater Harvesting Systems in Seattle

SeaScoutBase_Galveston_RainBank_projectRainBank Rainwater Systems of Seattle is an ARCSA accredited designer, consultant, and installer of rainwater harvesting systems for both potable, and non-potable demands. Commercial and residential systems are designed and constructed to meet our customers’ specific needs.

RainBank will design, install and package systems from 2,500 gallons to 50,000 gallons.

RainBank’s customers are

  • Eco-friendly homeowners seeking to add rainwater collection or integrate into plans for a new premium or custom built residence
  • Architects developing plans for premium residential projects
  • High-end building contractors specializing in custom builds
  • Commercial contractors where rainwater harvesting is a component to the scope of the project

RainBank provides customers with an integrated, progressive and modern approach to sustainable, premium water systems.


DESIGN: complete systems with performance specifications.

ENGINEERING & PERMITTING: to meet all legal requirements from county and state agencies; cost effective, faRBRWC917152st & hassle free.

INSTALLATION: includes onsite management & the “soup to nuts” installation of rainwater harvesting and storage systems.

PRODUCTS:  A rainwater system designed with WISY products requires minimal maintenance and never needs replacing.  Never clean a filter basket or a tank again.  Ever.  (Come back often; we’re adding new product lines for 2016!)

CONSULTING : is available throughout the US Including Hawaii, for all rainwater harvesting & Class B water systems.

PACKAGING: Customized kits & blueprints for do-it-your-selfers, those in remote locations, tract housing developers and large companies. Use the form below to contact us about customized kits or other services.

Ken Blair
A rainwater collection systems designer and consultant, Ken has designed and installed residential and commercial systems, primarily in the northwest United States for more than 10 years and, in 2014, began consulting and managing builds in other states. Ken is an accredited ARCSA Professional Designer / Installer and Life Member, the Northwest Regional ARCSA representative and advisor to its education committee and is available to speak about Rainwater Collection Systems design and builds.

Ken is a United States Navy veteran, having served on active duty during the Vietnam War era.

A career entrepreneur, Ken created a new business focus with a commercial dive company in Hawaii in the mid 1980′s to respond to and clean up oil spills, oil spill equipment training, service and maintenance for the oil co-op service industry. Ken is passionate about having a positive impact on the environment and is also a founding director of BANK-ON-RAIN (2011-2014), whose mission is to create grassroots solutions for rainwater collection for consumption and agriculture in developing areas of the planet.

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