How to save water and money during water changes

Here I show you how cut your water usage, when using a python or other similar water change systems. https://www.amazon.com/EcoPlus-Submersible-Aquarium-Fountain-Hydroponics/dp/B0018X2XT4/ref=mp_s_a_1_1_sspa?dchild=1&keywords=eco+396&qid=1619115333&sr=8-1-spons&psc=1&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUExSTlXMVJBN1I5R1dSJmVuY3J5cHRlZElkPUEwMjQ1Mjg5MVlaQ1QwR0k5MFgwTSZlbmNyeXB0ZWRBZElkPUEwOTQxOTE2MzBBR1ZYNDBXOE0ySCZ3aWRnZXROYW1lPXNwX3Bob25lX3NlYXJjaF9hdGYmYWN0aW9uPWNsaWNrUmVkaXJlY3QmZG9Ob3RMb2dDbGljaz10cnVl https://www.homedepot.com/p/Everbilt-3-4-in-MHT-Brass-Coupling-Fitting-801679/300095972 http://www.pythonproducts.com/