Add 10-15 Extra Years To Your Roof, Concrete & Wood With GoNano

Nova Spray is the premier surface protection provider in Nova Scotia. Save thousands in unnecessary repairs and replacements by treating your roof, concrete and wood surfaces with GoNano.

Looking to spruce things up? We offer pressure and soft washing services, as well as solar panel cleaning.

GoNano Treatments

As Onatrio's top installer of GoNano, we can add 10-15 years to your roof, asphalt, concrete & wood to save you thousands.

Soft Washing

We remove dirt, grime, moss, and mildew from roofs, driveways, decks, and siding, helping to maintain your surfaces.

Dirt can reduce energy output by up to 30%, our gentle, non-abrasive cleaning restores peak performance and extends panel lifespan.

Solar Panel Cleaning