Advantages of Using Dibond Aluminium Sturdiness - being made from composite aluminium, our Dibond signs are rigid and have been thoroughly tested for high impact resistance. 43.78 ; Sign Type: Reflective Traffic Sign ; Sign Reads: No Parking ; Sizes Available: 600 x 450 mm ; Material: Class RA1 Reflective 3mm Aluminium Composite or... Private property no unauthorised parking Safety sign - 3mm Aluminium sign. Private Property, No Parking 3-Pack | 18 x 12 Pre-Drilled Reflective Aluminum Warning Sign for Parking Lots, Home Driveways, Offices, Businesses | Outdoor Industrial Parking Security Fixture 800x600mm Parking Sign California Private Property No Parking CVC Section 22658 Sign - 18x24 Aluminium No Parking Sign 800x600mm Aluminium composition means it doesn't rust or get cracks Dibond is often used for shop / building signage, directory signs for offices or flats, but can also be used excellently in car parks, property development hoardings, direction and information signage and much more. Warning Unauthorised Parking Sign 300 x 400 x 3mm Can be fixed to posts, walls or cladding either drilled, screwed, riveted or nailed. All signs come with a 5 year warranty.