From the M1: Exit at J8, signposted Hemel Hempstead A414 and follow the signs to Hemel Hempstead. Continue straight ahead over 4 roundabouts. At the junction of the ‘Magic Roundabout’, follow the signs for M25, whilst on the roundabouts pick up the sign for Apsley. At the lights bear left onto the A4251 signposted Kings Langley and continue straight, passing the shops. At the Apsley Retail Park roundabout continue straight ahead to the traffic lights and turn left into Apsley Lock.