Rainwater Collection Systems 101

Learn the basics of rainwater harvesting, including laws, tank options, system set up, contamination concerns, and uses. This comprehensive guide covers everything you need to know to collect and use rainwater at home.

Learn how to harvest rainwater with these sustainable solutions for 2025. Compare different types of rain barrels and systems based on capacity, durability, efficiency, and ease of installation.
Complete Rainwater Harvesting Systems

Find preconfigured above ground and underground rainwater collection systems for various gallon capacities. RainHarvest Systems offers all the required components to harvest water for life.
500 Gallon Preconfigured Above Ground Rainwater Collection System - Green Simplify your project design and installation with a RainFlo complete system . The RainFlo 500AGS system arrives preconfigured with all items installed on the tank. Simply connect the included components to your downspout and connect the downspout and pump to the tank.

Rainwater Harvesting System Cost
What is the cost of a rainwater collection system ? A rainwater collection system costs $50-$300 for simple rain barrel setups, $1,000-$5,000 for above-ground cistern systems , and $3,000-$8,000+ for underground residential cisterns.
Our team spent three months testing and researching rainwater collection systems ranging from compact 45-gallon residential barrels to 1000-gallon commercial tanks.

DIY Rainwater Collection System
Build a rainwater collection system for $150-250. Complete guide with materials, sizing calculator, installation steps, and maintenance. Collect 180L from 10mm rain.
Discover top-quality commercial & residential rainwater harvesting systems with Rainwater Management Solutions. Solutions for efficient water use.
Rainwater Harvesting Systems
Sustainable water solutions start here. Explore rainwater harvesting systems , tanks, and accessories to make every drop count. Start eco living.









Learn what rainwater harvesting is, why it is important, and how to do it. Find out the benefits, uses, and methods of collecting rainwater for your home or business.