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Laundry to Landscape Graywater Systems for Homeowners & DIYers   

Learn how to design and build a residential laundry-to-landscape graywater system compliant with Denver and Colorado regulations.

With supply shortages on the horizon, water conservation, and efficiency are more vital than ever to continue preserving such a precious resource. This class will cover the basics of building and operating a single-family home, laundry-to-landscape (L2L) graywater system from your clotheswasher to irrigate your outdoor landscaping. This course is intended for residents of single-family homes interested in designing and installing a L2L system.

You will learn:

· Colorado Graywater codes and regulations for L2L systems
· Estimating graywater supply of L2L systems
· Correctly sizing the distribution system
· Plants appropriate for your graywater
· How to plumb your clothes washer to divert graywater outside the house

Red Rocks Community College is a Professional Certifying Organization (PCO) for EPA's WaterSense program. WaterSense and its partners are committed to bringing water-efficient products to market, labeling new homes, and spreading the word about the need for smart water use.

This is a four-hour course. Tuition will be covered by the Denver Department of Public Health & Environment and the Colorado Water Conservation Board. This class is free to enroll in and successful completers are eligible to earn QWEL Certification 

 
  • Laundry to Landscape Graywater Systems for Homeowners & DIYers
  • Cost: $0.00
    Dates: 3/31/2025 - 3/31/2025
    Times: 12:00 PM - 4:00 PM
    CEUs: 0.4
    Days: M
    Sessions: 1
    Seats: 5
    Building: Environmental Training Center at RRCC
    Room: 5102/5103
    Instructor: Doug Pushard

    Learn how to design and build a residential laundry-to-landscape graywater system compliant with Denver and Colorado regulations.

    With supply shortages on the horizon, water conservation, and efficiency are more vital than ever to continue preserving such a precious resource. This class will cover the basics of building and operating a single-family home, laundry-to-landscape (L2L) graywater system from your clotheswasher to irrigate your outdoor landscaping. This course is intended for residents of single-family homes interested in designing and installing a L2L system.

    You will learn:

    · Colorado Graywater codes and regulations for L2L systems
    · Estimating graywater supply of L2L systems
    · Correctly sizing the distribution system
    · Plants appropriate for your graywater
    · How to plumb your clothes washer to divert graywater outside the house

    Red Rocks Community College is a Professional Certifying Organization (PCO) for EPA's WaterSense program. WaterSense and its partners are committed to bringing water-efficient products to market, labeling new homes, and spreading the word about the need for smart water use.

    This is a four-hour course. Tuition will be covered by the Denver Department of Public Health & Environment and the Colorado Water Conservation Board. This class is free to enroll in and successful completers are eligible to earn QWEL Certification 


 

  • Laundry to Landscape Graywater Systems for Homeowners & DIYers
  • Cost: $0.00
    Dates: 9/8/2025 - 9/8/2025
    Times: 12:00 PM - 4:00 PM
    CEUs: 0.4
    Days: M
    Sessions: 1
    Seats: 40
    Building: Environmental Training Center at RRCC
    Room: 5102/5103
    Instructor: Doug Pushard

    Learn how to design and build a residential laundry-to-landscape graywater system compliant with Denver and Colorado regulations.

    With supply shortages on the horizon, water conservation, and efficiency are more vital than ever to continue preserving such a precious resource. This class will cover the basics of building and operating a single-family home, laundry-to-landscape (L2L) graywater system from your clotheswasher to irrigate your outdoor landscaping. This course is intended for residents of single-family homes interested in designing and installing a L2L system.

    You will learn:

    · Colorado Graywater codes and regulations for L2L systems
    · Estimating graywater supply of L2L systems
    · Correctly sizing the distribution system
    · Plants appropriate for your graywater
    · How to plumb your clothes washer to divert graywater outside the house

    Red Rocks Community College is a Professional Certifying Organization (PCO) for EPA's WaterSense program. WaterSense and its partners are committed to bringing water-efficient products to market, labeling new homes, and spreading the word about the need for smart water use.

    This is a four-hour course. Tuition will be covered by the Denver Department of Public Health & Environment and the Colorado Water Conservation Board. This class is free to enroll in and successful completers are eligible to earn QWEL Certification 


 

 

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