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3 Downspout First Flush Water Diverter Kit – Rain Harvesting Pty Ltd WDDS99
Improve water quality and reduce tank maintenance by preventing the first flush of water from entering the tank.
3" Downspout First Flush Water Diverter Kit – Rain Harvesting Pty Ltd WDDS99
Item #: 65825434

3" Downspout First Flush Water Diverter Kit – Rain Harvesting Pty Ltd WDDS99

Item #: 65825434
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Improve water quality and reduce tank maintenance by preventing the first flush of water from entering the tank.
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What Stands Out

Effective Filtration
The 3 Downspout First Flush Water Diverter Kit efficiently filters out contaminants from the initial rainwater runoff, ensuring cleaner water for harvesting and usage.
Easy Installation
Designed for straightforward setup, this kit allows homeowners to quickly integrate it into existing systems without the need for professional assistance, saving time and installation costs.
Durable Construction
Constructed with high-quality materials, the diverter kit offers exceptional durability and longevity, making it a reliable investment for effective rainwater harvesting for years to come.

Product Details

Improve water quality and reduce tank maintenance with our Downspout First Flush Water Diverter Kit. Prevent contaminants from entering the tank and protect household appliances. Suitable for 3 round downspouts. Shop at Ubuy Saint Helena
  • Prevents the first flush of water, containing roof contaminants, from entering the tank, improving water quality and reducing tank maintenance.
  • Protects rainwater pumps and internal household appliances by ensuring cleaner water.
  • Utilizes a dependable ball and seat system for automatic water diversion without mechanical parts or manual intervention.
  • Suitable for 3 round downspouts, with automatic redirection of water flow to the tank.
  • SKU: RAINHP002
  • California Proposition 65 warning: contains chemicals known to the State of California to cause cancer and birth defects.
Water diverter typeDownspout First Flush Water Diverter
BrandRain Harvesting
Size3" (7.6 cm)
FeaturesAutomatic
ModelWDDS99
Package Weight8 Pound

Who Should Buy?

Suitable For
  • Rainwater Collectors

    Ideal for those looking to optimize rainwater collection by diverting initial runoff away from storage tanks.

  • Eco-conscious Homeowners

    Perfect for environmentally friendly individuals wanting to reduce runoff and enhance sustainable water usage practices.

  • Gardening Enthusiasts

    Great for gardeners who seek clean rainwater for their plants, ensuring better nutrient quality in collected water.

Not Suitable For
  • Climate-Specific Users

    Unsuitable for individuals living in arid regions where rainwater collection is minimal or infrequent throughout the year.

Product Description

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the purpose of a Downspout First Flush Water Diverter?

    Answer: The purpose is to improve water quality and reduce tank maintenance by preventing the first flush of water, which may contain roof contaminants, from entering the tank.
  • Question: How does the diverter work?

    Answer: The diverter utilizes a dependable ball and seat system. As the water level rises in the diverter chamber, the ball floats. Once the chamber is full, the ball rests on a seat inside the diverter chamber, preventing any further water from entering the diverter.
  • Question: How many downspouts can the diverter accommodate?

    Answer: The diverter is suitable for 3 round downspouts.

Rain Harvesting All Plumbing Parts and Repair Editorial Review

The 3" Downspout First Flush Water Diverter Kit from Rain Harvesting is designed to optimize rainwater collection by automatically diverting the initial flow away from the storage tank, ensuring cleaner water is harvested. Its 3-inch size makes it compatible with standard downspouts while its robust construction weighs 8 pounds, adding stability. Many users appreciate how easy it is to install, making it an efficient solution for those looking to enhance their rainwater harvesting systems.

Customer Reviews & Ratings

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Pros

  • Automatic diversion of initial rainwater flow
  • Compatible with standard downspouts
  • Sturdy 8-pound design for stability
  • Easy to install with basic tools
  • Ideal for effective rainwater harvesting

Cons

  • May require regular maintenance to function optimally

Platform Trust & Buyer Confidence

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Jazz
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“Easy to use and always helpful and sorts any issues I've had past and present”

1 September 2026 · via Trustpilot
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“I always receive support when I engage customer service. Overall my experience with UBUY has been top notch. Keep up the good work.”

31 August 2026 · via Trustpilot
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“The delivery was fast and the product came undamaged and authentic.”

29 August 2026 · via Trustpilot
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“Ubuy is extremely efficient and to order online is an easy process. The verity of products to buy is really unlimited! My order was urgent and I got it on time. The products are great! Thank you Ubuy!”

25 August 2026 · via Trustpilot
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Hengo
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“Fast, convenient and cheap. Great store!”

27 August 2026 · via Trustpilot
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  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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