Be water, my friend NBQ H2O — Water-Based Spray for Maximum Control and Minimal Odor In the world of graffiti tools, precision and control are everything. That’s exactly where NBQ H2O comes in — a water-based spray designed specifically for writers who want clean execution, high coverage, and reliable performance in all conditions. For years, NBQ has developed products in close collaboration with graffiti artists, making their sprays practical, efficient, and tailored to real