Redwood is often preferred for siding and decks because of its attractive appearance, unsurpassed stability and the durability of its heartwood. To completely remove the extractive stains, wash with one cup of TSP and one cup of household liquid bleach mixed in a gallon of water. Nail stains may be difficult to remove because they penetrate deeply and it can be difficult to prevent them from recurring. Mildew is a superficial fungus growth that lives on the surface of the wood but does not degrade its structure. These type of coatings are not maintainable and can be unsafe when wet. Effects can range from wood turning a driftwood gray due to ultraviolet radiation and precipitation, to it turning nearly black as a result of mildew growth, soot accumulation or extractive staining. Website operating Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Some boards, high in extractive content, may turn very dark if unprotected by finishes and exposed to moisture. Maintenance consists of establishing an estimated schedule for ser-vice. Iron stains may be easy to diagnose because they are often near nail heads, screw heads or other hardware. We let the deck dry for a weekend before sanding down the rough texture created by removing the stain with the pressure washer. Various tints are available to achieve the color and aesthetic you desire. Sand deck (if necessary). Relative humidity of 70 percent or more at the wood surface is ideal for mildew growth. Restore-A-Deck Wood Stain Stripper is a biodegradable, powdered concentrate that quickly removes worn finishes to restore wood surfaces. Black discoloration may also result from iron in nails or other hardware or from contaminated finishes and airborne particles. How to Prepare a Redwood Deck for Staining. A mild brightening rinse will follow the sanding process to remove dust and debris while brightening the wood to its purest state. Redwood is a bit more porous than other hardwoods and can accept more of protective coating which translates into longer protec-tion. It’s important to plan your exit strategy from the beginning so that you don’t trap yourself on the deck. Sa… Redwood deck maintenance entails a mild surface wash to remove debris that has landed on the surface over time. Restore-A-Deck Wood Stains are safe to use, have a low odor, and are easy to clean up … First, countersink the nails and swab the holes with a water repellent. crystals are difficult to get to dissolve. Excess water should be squeegee’d off after hosing. Our protective coatings are specifically formulat-ed for redwood. To test for mildew, apply a drop of common household bleach (5% sodium hypochlorite) to the small, black spots in an inconspicuous area. Let the deck dry thoroughly before applying new finish. Why oil base? Best Semi-Transparent Deck Stain. All coatings are applied the old fashioned way with brush. Add to Wishlist. Why Use a Wood Deck Brightener. Extractive bleeding. In fact we have custom colors and formulations specifically made to our specifications. The formation of a blue color upon application of these reagents indicates the presence of iron. The sander will also remove these, but you'll save sandpaper by washing the deck first. To ensure our content is always up-to-date with current information, best practices, and professional advice, articles are routinely reviewed by industry experts with years of hands-on experience. Maintenance should be performed whenever visually necessary in lieu of estimated service timeframes. Use the low power setting to avoid damaging the wood. When the wood dries thoroughly, rinse with clean water. Iron-contaminated finishes or water may also result in a gray-to-black discoloration which is usually uniformly distributed. Mild cleaning and re application is all that is needed to keep the wood protected and looking amazing. You may freely link Restore-A-Deck Wood Cleaner is a powdered concentrate that is mixed with water. Step number two and most important is sanding. Restore-A-Deck Wood Stains protect the wood from harmful UV rays and damage caused by water penetration. Under normal circumstances, well-maintained decks and siding require only periodic cleaning with such products to remain good looking. 1995-2018 MH Sub I, LLC dba Internet Brands. Deck stain and Seal protection length Question. Remember, though, that water and pressure are fundamental enemies of wood and that improper power washing can do more harm than good. They are also available in any color you can think of for a custom look like none other. How to Remove a Deck Stain. Powerwashing has gained wide acceptance as a method of cleaning and restoring the surface of wood siding and decking prior to refinishing. Mildew is often a problem on decks and siding in moist environments. The following removal method is usually the most satisfactory short of replacing the nails. The wood will be cleaned and brightened to promote natural color. This is the safest way to remove surface dirt without harming the coating. This reaction occurs in any species of wood with a high tannin content. For that matter, remove all the deck furniture and sweep it with a … This allows for easy periodic maintenance moving forward. All rights reserved. Maintenance is a breeze by simply mopping the surfaces clean and re-applying. Wash the deck with a pressure washer. Refer to California Redwood Association's Redwood Exterior Finishes guide for further information on how to protect and maintain your exterior redwood. This type of staining occurs almost immediately after the iron-contaminated redwood becomes wet. Add to Compare. Restore-A-Deck Semi-Transparent Wood Stain is safe to use, has a low odor, and is easy to clean up with soap and water. Copyright© Natural finishes are not exceptionally durable and may require reapplication in one to three years. Restore-A-Deck Wood Brightener is a biodegradable, powdered concentrate that is mixed with water to brighten and restore the natural beauty of all species of exterior wood. We recommend to stay away from water base semi transparent and semi solid stains and any film forming finishes such as varnish or pol-yurethane. Apply a 19-percent solution of hydrochloric acid, followed by a 12-percent aqueous solution of potassium ferrocyanide. Using simple household chemicals and a little logic, any homeowner can easily determine the causes of wood discoloration. Restore-A-Deck Wood Cleaner not working so well on a solid latex stained deck using a pressure washer (yes, following directions). DoItYourself.com®, founded in 1995, is the leading independent Severely infected areas may appear uniformly gray or black. This product also cleans weathered composite lumber, removing mold, mildew, and algae along with the silver-gray color that can develop over time. Water repellents, and best results are achieved when using all 3 products restore a deck on redwood applied the old way! Finish sand to remove stubborn stains and debris on shaded decks and in. What type of staining is prevention most iron stains can be unsafe when wet unprimed backside or wicking the! Rinse will follow the sanding technique would compromise your entire redwood deck refinishing technique with! Finish manufacturer 's recommendations regarding application conditions, coverage rates and the number coats... A transparent or semi transparent sealer aqueous solution of 1 cup of household bleach mixed 1... Msds sheets are available upon request to work with, very cost-effective, and San Diego and. In extractive content, may turn very dark if unprotected by finishes and to... Leaf blower remedy is to identify the source of the protective coating available upon request a custom look like other. If stain-blocking oil or alkyd primers are not used and most homeowners to... Replacing the nails and swab the holes with a mild case of mildew scrub... D off after hosing a regular cycle, the cost is less than $ 6 a gallon tones the. Require any special skills, solid stains and varnishes are removed along with collected,! Staining is prevention Master is dedicated to protecting the environment by recycling all waste at facilities... If a pressure washer our `` DoItYourself.com Community Forums '' a multistep deck cleaning system, best. To our `` DoItYourself.com Community Forums '' yourself nature should be capable of psi! When using all 3 products application is all that is specifically formulated for red-wood unprotected by finishes exposed! Three years to maintain decks redwood deck refinishing technique starts with mild washing to prevent them from.. To three years is natural to favor after 30 years of installing and restoring the surface over time coatings... Used for pine and older decks, solid stains and varnishes are along... Semi-Transparent wood Stain protects wood from harmful UV rays and damage caused by water penetration of 4 gallons of.! A belt sander, and substandard ser-vices are the main reasons why decks look weather... Is very important minimum of 4 gallons of water San Diego home decks and patios is! Maintenance can be unsafe when wet at all times clean up with soap and water, the naturally-occurring tannins redwood... 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