The connection set is an option for your Fountain O! , it's directly connecter on a tap water inlet (such as laundry machine, dishwasher). This option allows you to have water on continue in your fountain. Easiest thing to remember!
Screwing key provided.
Includes 1 float, a two-meter-rigid pipe, 1 6-3/4 nut with an integrated seal - standard fitting (water inlet used for household appliances).