From Dublin Airport Exit airport and take M1 south towards city centre. Take exit for M50 towards the N2 & N3 west-bound. Exit M50 onto N3 towards Blanchardstown; go straight over 1st roundabout onto the N3. Take the 2nd exit off the N3, towards the Blanchardstown Shopping Centre. Take a right at the roundabout; go straight through the next 3 roundabouts. At the 4th roundabout (beside Texaco Petrol Station) turn right (3rd exit) into Blanchardstown Corporate Park. At the roundabout, take a right turn (3rd exit) - SAS are the 2nd last unit on the left hand side. From Dublin City Centre Exit the city centre on the N3 towards Blanchardstown. Go over the roundabout at the M50, towards the N3 Blanchardstown. Go straight over the 1st roundabout onto the N3; take the 2nd exit off the N3 towards the Blanchardstown Shopping Centre. Take a right at the roundabout; go straight through the next 3 roundabouts. At the 4th roundabout (beside Texaco Petrol Station) turn right (3rd exit) into Blanchardstown Corporate Park. At the roundabout take a right turn (3rd exit) - SAS are the second last unit on the left hand side.