Old Masters Spar-Marine varnish Old Masters Exterior Oil-Based Spar-Marine Varnish is a durable exterior coating for use on wood surfaces. It contains ultraviolet absorbers for advanced sun protection. Use on exterior surfaces such as fences, railings, lawn furniture, doors, boats and marine surfaces. For interior use on windowsills and door frames for added ultraviolet protection. DO NOT USE on wooden decks or steps, wood siding, log homes or wood boats below water-line. As with all exterior clear finishes, this product will not offer unlimited protection against the elements. Surfaces which receive direct sunlight may have to be re-coated annually to maintain gloss and to prevent cracking and peeling.
Application Tools: Natural bristle brush, polyester brush, flat pad or sprayer. Coverage: Approximately 500 square feet per gallon. Coverage will vary considerably depending on application method and wood condition.