Overview
Coastal Cornwall installations often see hinge rust within 5-10 years. Basic hinges use zinc plating that fails in salt air. The permanent fix is stainless replacement.
Symptoms
- Rust runs down the door face.
- Rough or pitted hinge surface.
Common causes
- Salt air.
- Zinc plating breakdown.
When to call a professional
- Stainless replacement recommended.
Prevention
- Marine-grade stainless from the outset.
- Wipe hinges monthly in coastal properties.