It’s hard to tell how well this works as I was using a few different things all at once.
Never got my order or a response from seller after weeks
Birds like it very much due to the seeds in it.
Terramycin is very effective.
Description
Low Pressure Float Valve (Crown) for pigeon drinking trough. The precision pigeon waterer valve ensures reliable water access to keep your pigeons hydrated & happy. Safely maintains water levels in pigeons' drinking troughs and pigeon waterers.
7 inches long x 2.25 inches wide
Float is pictured on left.
Compatible with our Low Pressure Hose SKU: 101C