The rainfastness-boosting spray film-former market is projected to grow from USD 520.0 million in 2026 to USD 1,910.9 million by 2036, at a CAGR of 13.9%. Latex & Acrylic Polymer Films will dominate with a 35.0% market share, while systemic pesticides will lead the compatibility type segment with a 41.0% share.