Take the A 45, turning off at the Siegen/Netphen exit. Take the second turn on the right off the slip road and follow the signs for B 62/B 54 (HTS) Netphen, Kreuztal. Take the Kreuztal-Buschhütten exit, turn left at the first set of traffic lights, then right at the second set, heading towards Kreuztal. Turn left after approx. 700 m, heading towards Sohlbach (past the church), follow the road for approx. 1 km and turn right on the mountain ridge, then immediately left. Continue for 100 m and you will reach Deller GmbH
Take the A 45 turning off at the Olpe-Süd exit. Then follow the A 4 heading Siegen-Nord/Kreuztal. Leave the motorway at exit Kreuztal-Buschhütten and take the turn right at the first set of traffic lights. From there way as above.
Stay on the A 4 Siegen-Nord/Kreuztal until exit Kreuztal-Buschhütten. From here the same way as above.