Brick - 1500 - 2000 PSI with bleach
Vinyl - 1300 - 1600 PSI with bleach
Wood - 500 - 1200 PSI with no bleach and softer cleaning solutions
Concrete - 2500 - 3000 PSI with bleach
Tin - 1200 - 1800 PSI with no bleach and softer cleaning solutions
Plank - Vary between Hardie, wood and trex
Garage doors - 1200 - 1800 PSI with bleach