NZ Blood | Seismic Strengthening Seismic Strengthening Seismic Strengthening Seismic Strengthening Seismic Strengthening Seismic Strengthening Seismic Strengthening Seismic Strengthening Seismic Strengthening Seismic Strengthening Seismic Strengthening Seismic Strengthening Seismic Strengthening Seismic Strengthening Seismic Strengthening Supply & install the structural steel for the seismic strengthening of the NZ Blood Building.