Dosing Pump recommendation??

[Proteus]

I watched a video on you tube where a guy sealed a 5 gal pail with a hole drilled in top and bottom of side of Pail. Two John guest fittings put in drilled holes with tubing going into sump. The bottom hole tubing is secured low in sump and the top hole to where you want water level at highest. When water level falls below top piece of tubing it allows air into bucket letting water flow out bottom tubing when top lline is in water again it creates vacuum in pail stopping the water flow.

The pail must be sealed. Lid and fittings should be silicones on. If not then pail will m t out