General Finishes Enduro-Var Water Based Urethane Flat, Quart is a self-crosslinking polyurethane that the rich look of an oil varnish while providing the convenience of a water-based finish. This durable coating slightly ambers over time and delivers excellent water resistance, making it i for protecting your wood surfaces. It can be applied by both spraying and brushing, allowing for versatile use. Enduro-Var is specially formulated to adhere well only over water stains, dye stains, and raw wood, so it is to use it on these surfaces for results. Applying this finish over other surfaces is not advised and should be done at your own risk. Model Number: