Is this product suitable for spraying with a gravity fed spray gun when thinned?

Yes! The Helmi paint range is suitable for brush, roller, and spray application. When it comes to spraying, Conventional Spray Machines, Airless Spray machines, and Air-Assisted Spray Machines are all suitable. Each machine type has its own nozzle tip size and thinning percentage recommendations. For these specific details, check out the Technical Data Sheet found in the Product Attachments section of the product page online (in this case, titled Helmi 30 TDS).