M53 becomes A 55. Take second exit signed Whitchurch. At slip road round about take third exit, still Whitchurch. At traffic lights turn left onto A 41. At next round about take first exit A 41 Whitchurch, follow this road for about 4 miles and you will come to junction of the A 41 and A 534 @ Broxton. Turn first left onto the A 534 and follow it for about a mile and you will see the Sandstone Pub on your right, turn left directly opposite the pub. Follow this country lane signed Hart Hill and Burwardsley, after 1.5 miles you will see a large old house on your right. Go down the drive between the house and the industrial buildings and Sci-Lab is on the right.