Painting guides
Interior vs Exterior Paint
Interior and exterior coatings solve different problems and should not be selected only by colour.
Updated July 2026 • 6 min readWhat you should know
This guide is designed to help homeowners compare quotations and avoid shortcuts. The correct solution still depends on the actual wall condition and site inspection.
- Interior: washability and appearance
- Exterior: sun, rain and movement
- Match product to surface
- Compare equivalent product categories
- Follow technical instructions
Use a written quotation
Ask for the exact preparation, product line, primer, putty, coat count, exclusions, access, schedule and cleanup responsibilities in writing.
Need an exact answer for your property?
Call or send wall photos for the next step.