In our test there were many Doors and Windows which explains the 8 hours to mask up.
Even if we allow 8 hours to mask up we still can see immediate benefits.
Total job up to putting on the topcoat system is:
In addition larger jobs would see the benefit increase further as the spray time becomes the defining factor in the job, e.g.
For a 2240m² hallway:
3 x faster in total