I just bought 5 of them for about $7 with shipping on ebay. Amazon also has them for 5 for 10 shipped I think. THEY ARE AWESOME. no more dirty water/spilled water/dealing with water on a daily basis. I have a 2G jug for my 6 chickens and the floor stays dry and I only have to refill it every 3...
Another great thread. Thanks everyone. I personally have mixed up ACV with honey and aloe vera gel with water as a health drink for years. I've always had acid reflux and colitis issues, and this mixture has saved me. So, gonna tweak it for the birds. Also gonna make my own vinegar, sounds super...