Exiting the M4 at Junction 26, you should continue up the hill along Malpas Road. After passing several sets of traffic lights you will come to a roundabout. Take the first exit onto Cwmbran Drive. Continue straight on at the next roundabout, then turn left at the next roundabout. You will immediately find yourself at another roundabout. Continue straight on towards the petrol station which you will pass on your right. Continue on this road and you will see the green on your right as you approach the next set of traffic lights.