Rainwater Catchment

EPA Honors Winners of 2013 Campus RainWorks Challenge
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EPA Honors Winners of 2013 Campus RainWorks Challenge

The U.S. Environmental Protection Agency (EPA) announced the four winners of its... More

Calstar and Ozinga Partner on Permeable Paving System
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Calstar and Ozinga Partner on Permeable Paving System

FilterStar combines Ozinga’s porous concrete with CalStar’s permeable paversinto... More

Incorporating Gray Water Into Mixes
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Rain's Effect on Fresh Concrete

About 3 hours after our contractors poured a concrete patio, it began to rain and continued to rain for 2 hours. How will that compromise the integrity of the concrete with respect to strength, durability, and so on over the long term? More

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Gray-Water Recycling: Part 2

With the decision made, how will it affect your batching? More

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Gray-Water Recycling Basics
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Gray-Water Compensation
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