The Duff ZD78 weld-on sacrificial anode provides durable cathodic protection for hulls and underwater metalwork, engineered for exposed, abrasive or vibratory conditions.
- Sacrificial weld-on anode to protect steel hulls and underwater fittings.
- Designed for long-lasting protection in abrasive, vibratory or exposed locations.
- Welded connection with steel core bars for secure attachment and longevity.
- Anode body dimensions: 305 × 76 × 32 mm (L x W x D) — 12.0 × 3.0 × 1.3 in.
- High-purity zinc alloy, suitable for seawater cathodic protection.
- Easy to weld in place; can be trimmed for a precise fit.
- Suited to steel hulls and steel underwater structures such as hull plating, keels, skegs, rudders, thruster tunnels and sea chests.