Designed for pre-finishers of exterior siding, SuperPaint Advanced Machine Finish offers high-quality performance for builders and homeowners. It’s formulated to work best with roller coating, curtain coating, and vacuum coating equipment, providing faster drying time, smoother application, improved durability, and better adhesion to wood and fiber cement. It comes in 5-gallon pails. Cost: $204.95 to $208.95. Sherwin-Williams. 800-4-sherwin.