T20A Small Teardrop Hull Anode – Aluminum Sacrificial Hull Anode

Protect your boat's underwater metals from galvanic corrosion with the T20A Small Teardrop Hull Anode. Manufactured from Performance Metals Navalloy® aluminum alloy, this compact marine anode provides reliable corrosion protection for hull-mounted applications in saltwater, brackish water, and freshwater environments.

Designed as a replacement for T-20 zinc anodes, the T20A delivers the benefits of modern aluminum anode technology while featuring the exclusive patented Red Spot® wear indicator for easy inspection and maintenance.

Key Features

• Replaces T-20 zinc hull anodes
• Protects underwater metals from galvanic corrosion
• Manufactured from Navalloy® aluminum alloy to MIL-DTL-24779 specifications
• Suitable for use in saltwater, brackish water, and freshwater
• Features the patented Red Spot® wear indicator
• Lightweight design with high corrosion protection capacity
• Ideal for hull-mounted corrosion protection applications
• Important: Do not mix aluminum and zinc anodes on the same vessel

Specifications

• Material: Navalloy® Aluminum Alloy
• Style: Teardrop Hull Anode
• Weight: 0.17 lbs (0.08 kg)
• Zinc Equivalent Weight (ZEW): 0.5 lbs (0.24 kg)
• Water Compatibility: Salt, Brackish, and Fresh Water

Includes

• T20A Small Teardrop Hull Anode