World Environment Day

World Environment Day seemed like the perfect time to shout about something we’re genuinely proud of – turning everyday plastic waste into water management systems. 

Last year, we made over 3 million items using 100% recycled plastic.

Our recycling process is impressive, it significantly cuts emissions, keeps waste out of landfill, and creates solutions that help protect the environment for future generations. From massive stormwater tanks to simple water butts.

So how does a plastic bottle end up as an underground water tank? Let us walk you through it:

Stage 1: Shredding. Everything kicks off at Wilken Plastics Energy, where our partners shred, wash, and dry all the plastic waste.

Stage 2: Checking. Next stop is the Herbolzheim Competence Centre, where everything gets inspected and chopped down even smaller.

Stage 3: Sorting. This is where over 20 ultra-high-definition cameras sort the plastics into different types.

Stage 4: Filtering. Under high heat and pressure, the plastic gets melted down to remove any final impurities.

Stage 5: Granulation Finally, everything gets processed into granules that are ready to become underground tanks, attenuation crates, and water butts. These granules work just as well as brand new plastic, but with a much smaller environmental footprint.

These recycled products perform exactly the same as traditional alternatives, but they’ve got brilliant environmental credentials.

Beyond keeping waste out of landfill, using recycled materials uses way less energy than making virgin plastic. Every bit of energy we save is a win for tackling climate change.

We’re incredibly proud to be leading the way with 100% recycled content in our products. As we keep expanding our range, we’re proving that doing right by the environment and running a successful business go hand in hand perfectly.

Posted by Callum Vallance-Poole, on June 23, 2025.

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