Socket Coupling, 4" Aquatic Rakes & Cutters It is a fish safe

It is a fish safe

Features Include: DF-425 is less than 5' tall for easy filling

if you reduce alkalinity too much

For use in clean water applications

Copper sulfate should be avoided whenever possible because it settles out of the water column and into the bottom sediment within just a couple days

Socket Coupling, 4" Aquatic Rakes & Cutters It is a fish safeAll PVC Fittings are not the same! Unlike many available at department stores, our high quality fittings have deep sockets that allow for maximum bonding area, which is especially important when gluing Flexible PVC Pipe. This is a schedule 40 PVC Socket x Socket Coupling used to connect rigid or flexible PVC Pipe.