Donut Collar Zinc Anodes – Standard

We offer popular brands of collar zinc anodes in two sizes:  Regular and Heavy.

All donut collar zinc anodes have:

• Copper contacts that deform during installation for a permanent electrical bond.
• Socket cap (allen head) screws that provide maximum torque and non-slip holding.
• Nuts that are pressed in and cannot fall out.
• Plastic retaining washers that ensure screws do not fall out during installation.