I ran into this waterer online and was wondering if anyone has tried it and what you thought? Based on the reviews on the company's website, it is rated 5 stars but since I trust the opinions of this forum more, thought I'd ask. I have 3 hens and was hoping a 2 gallon igloo with this system will provide fresh, clean, cool water for a much longer time than what my "traditional" waterer is providing at the moment ...