Should You Paint Your Mower Deck? Experts Weigh Rust Prevention Options

Executive Briefing

• Reveals anti-rust paints like POR-15 form a non-porous barrier preventing moisture contact with metal surfaces
• Warns coatings often fail within a year due to rocks, debris, and sand erosion under mower decks
• Highlights proper surface prep as critical — oil finishes on new mowers can prevent paint adhesion
• Recommends regular cleaning with a putty knife and proper garage or shed storage as most effective rust prevention
• Notes moisture-cured urethane paints cure faster in humid conditions, costing around $71 per quart