With public transport and by foot
Take one of the SASA buses (lines 10A & 10B) until the "Messe-Fiera" stop
travel by train (connecting Bozen/Bolzano and Meran/Merano) until the "Bozen Süd-Bolzano Sud" station.
There, take Giotto street. At its very end, you'll see on the right hand a small bridge which will allow you to cross Kepler street. Then, follow the path until the beginning of the tunnel. Follow the tunnel until you arrive at the Firmano parking lot. Cross the parking, and ring at the gate behind the Hydrogen Refuelling Station.
Travel by car or motorbike
From the road along the Eisack River and the MeBo expressway: Head for the “Bolzano Sud” highway junction: There is a small road before the toll booths on the right with a building signed “Punto Blu/Telepass”. Turn in here and continue straight ahead. After the second underpass turn right for the H2 Centre and the IIT offices.
From the A22 highway: After the toll booths turn left into the “Firmian” parking area and follow again the green signs for “highway entrance" - autostrada”. Before entering the highway turn right into the small road as described above.