The 3 main types of drain valves on IBC totes. WillsGarden.com rain barrels and rain water systems.

IBC totes come with different drain valve fittings here are the main 3 we deal with. Amazon affiliate links 2" cam lock https://amzn.to/3GZXgyU 2" Black Coupling https://amzn.to/3FcC9bb When we found the perfect location to start our down town micro farm, with just over two acres of beautiful useable land and a cute little farm house it all began. We moved in late June immediately working on transforming the 80 Ft by 80 yard into a garden. We first started using garden hoses with a filter attached because of high (chlorine levels), but this became really costly and the filter only lasted less than two weeks and water bill was out of control. We had always wanted a rain water system this was proof we could not afford not to have one. When upgrading our yard to a rain water system we decided to bury one inch lines so we can have spigots throughout the yard without having without having 150 feet of garden hose from the house to trip over! Once we had a few friends over and they saw system and starting about their water bills / watering bans and course conserving water to save our environment and realized we had to share these water systems with others. Read more at Willsgarden.com Hanover MA