Corrosion-Resistant Systems · Aluminum Ductwork

Repair aluminum coating or finish damage

Aluminum duct — Exposed or coated aluminum

Hardware guidanceReplace rusting or incompatible hardware.
Anti-seize / gallingDo not cover corrosion with anti-seize.

How to install it

  1. 1

    Clean damaged area with approved method

  2. 2

    remove contamination

  3. 3

    apply approved conversion coating/touch-up or replace section.

Quality check

  • Repair is continuous and visually acceptable.

Stop and verify

Stop if base metal is deeply pitted or cracked.