Thank you Koss for responding. I am still not understanding why the same water bottle I had from my kitchen which is about 5 gallons would collapse since it does not collapse in my kitchen. It is the same size water bottle you see being delivered to houses on a commercial truck. I am thinking...
Understanding that the reason for keeping the water inside of an upside down water bottle is negative pressure and gravity, I decided to make a water feeder for my chickens. I had a shutt-off valve on the water bottle. Set it upside down at waiste high. Then I attached a long plastic hose to...