Zone A: 290mm wide, centred on the steering wheel, bound by the wiped area above and below. Damage contained within a 10mm diameter is repairable.
Zone B: Driver's wiped area, excluding Zone A. Damage within a 15mm diameter is repairable.
Zone C: Passenger's wiped area, excluding Zone B. Damage within a 25mm area is repairable.
Zone D: All areas excluded by Zones A, B and C. Damage contained within a 40mm diameter is repairable.
Here at Colchester Motorglass, we take pride in our glass repair service. They conform fully to the industry standards of BS AU 2424 1998.
These guidelines set out when a window should be repaired or replaced.