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They offer some deck sealer protection, but plan to recoat every 2 to 3 years. Semi-transparent: As the most popular opacity level, semi-transparent stains add noticeable color to the deck, but the wood grain still shows.For the best protection, toner must be reapplied every year. It contains just a hint of color and imparts only a slight hue to the wood that won’t change the deck’s overall look. Toner: This stain is closest to a clear sealer.Deck stain is available in four opacities: The opacity of wood stains-their degree of transparency or opaqueness-determines the finished look and affects how well the product can protect the deck. Register lower in volatile organic chemicals (VOCs), so they are more environmentally friendly and create fewer fumes than oil-based deck stains.Usually cost more than oil-based stains.Sit on top of the wood instead of penetrating the grain Water-based stains are relatively new but becoming increasingly popular.Once dry, oil-based stains no longer pose a fire hazard. Both the liquid and fumes can ignite, so refrain from smoking and stay away from an open flame when applying the stain. Moreover, oil-based stains are flammable when wet.Usually require strong-smelling solvent, such as paint thinner, to clean brushes and paint sprayers after use.Cost less than most acrylic-based stains.Can take up to 48 hours to dry after application.Condition wood to help prevent warping and cracking.Naturally repel water and reduce the risk of mold growth.Oil-based deck stains, which have been around for decades, do an excellent job of protecting exterior wood.Still, while similar, each type has some specific benefits and considerations. Both stains are applied in a similar manner and are available in a range of attractive wood-tone shades, including colors that mimic redwood, cedar, and mahogany. Baseĭeck stains come in two main types: oil based (alkyd) and water based. In addition to updating the appearance, the best deck stain often provides a measure of protection against foot traffic and the elements. First consider the type and age of the deck wood and whether it’s been previously stained or painted. What to Consider When Choosing the Best Deck StainĬhoosing a wood deck stain is about more than just picking a color and brushing the product on the decking. Stain is transparent and should still show the wood grain however, paint covers and completely obscures the wood.īoth products help preserve wood by repelling water and, depending on the brand, often include UV blockers and mildewcide to prevent mold and mildew growth. The two products-paint and stain-are comparable and contain many of the same ingredients. Photo: Glenda Taylor Before You Buy Deck Stain BEST FOR OLD DECKS: Thompson’s WaterSeal Penetrating Timber Oil.BEST FOR NEW DECKS: Ready Seal Wood Stain and Sealer.BEST SEMI-SOLID: Cabot Semi-Solid Deck & Siding Stain.BEST WATER PROTECTION: Seal-Once Marine Premium Wood Sealer.BEST FOR PRESSURE-TREATED: Defy Extreme Semi-Transparent Wood Stain.BEST BANG FOR THE BUCK: SaverSystems #1 Deck Premium Semi-Transparent Stain.BEST OVERALL: Thompson’s WaterSeal Transparent Wood Sealer.Then, check out the following products, which all earned a spot in this lineup by performing well in the tests. Keep reading to learn about the different types and what to look for when choosing the best deck stain for your exterior wood structure. Others offer mildew or UV protection and are less likely to fade over time, while some emit toxic fumes during application. Some offer just a hint of color, while others virtually obscure the wood grain. I discovered there’s more to wood deck stain products than I imagined. What makes one deck stain superior to another? That’s what I wanted to know, so I tested several of the top products on actual decking boards. Staining a deck with a quality product can help revive its appearance while adding a measure of protection against the elements. Harsh UV rays, battering rain, and temperature extremes can take a toll on a wood deck, leaving it faded and dull.