Review on 🔬 Optimized United Scientific Secchi Plastic SCDSK1 by Ben Barrington

When opening the package, do not assume that the nylon cord is securely attached to the disc as it is not. It appears to be secured with a decent knot, but we saw our disc sink to the bottom of our lake on first use. Honestly, delivery can come with a big fat warning. United Scientific SCDSK1 Plastic Secchi Disc