We recommend that VC Coating is applied to the ceiling. If your budget allows, then you can do the walls as well, but usually, the ceiling application is all that is required
We have tested the product at 12 months from application, with an outstanding 99.9% efficacy remaining. We suggest that due to dirt, grease etc found in a room, it is replaced every year for best protection
Yes. It does not give off toxic fumes, the active is contained in tiny nano-capsules, that are only released when a mosquito pierces them when it clings to a surface.