Ontario's Source for Rainwater Harvesting

Complete, Turn-Key Water Harvesting Solutions.

RainSource provides complete rainwater harvesting solutions for commercial applications.

Our rainwater harvesting systems are custom designed in-house to fit your building’s unique specifications and requirements. We strive to offer high-quality, low-maintenance systems which will stand the test of time.

Our customers include architects, engineers, mechanical contractors, building owners, and commercial developers. We’re proud to offer the highest level of service and support for our customers throughout the design, construction, & post-installation processes. RainSource is a division of Metropolitan Pump.

Learn more about our Rainwater Harvesting systems.

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Why Go With RainSource?

When you choose a RainSource system for your commercial property, you're getting an industry-leading rainwater harvesting system that will meet and exceed your needs. Rainwater harvesting system design is a complex process which requires consideration of several different factors in order to get the most efficient system possible.

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Available Products & Systems

Diagram of rainwater harvesting system
Non-Potable Treatment Skids
Vertical multi-stage booster pump
Booster Pump Skids
Industrial floating intake strainer
Floating Intake Strainers
Stainless steel automatic submersible pump with floating intake strainer
Submersible Pumps with Floating Intake Strainers

About Our Systems

RainSource’s rainwater pumping & filtration systems are designed in-house to meet individual building specifications and CSA Rainwater Harvesting standards. We use proprietary tools and historical weather data to determine system feasibility, possible end-use applications, cistern sizing and more. Our clients work directly with a RainSource ASSE & CANARM-certified rainwater harvesting systems designer to build the perfect system for their building. All systems are skid-mounted with welded stainless steel piping assemblies.

RainSource is a member of the American Rainwater Catchment Systems Association and Canadian Association for Rainwater Management.

Go With The Rainwater Harvesting Specialists.

Rainwater expertise you can depend on. RainSource is owned and operated by Devin Cumming, an experienced professional in the Rainwater Harvesting industry and ASSE Certified Rainwater Catchment Systems Designer. Devin has more than a decade of experience in designing and building commercial rainwater harvesting systems, including hundreds that are in service today in North America.

Associations & Certifications:

American Rainwater Catchment Systems Association logo