Active 8 years, 1 month ago. What is the best way to seal a wood deck? Hi , On a new deck I used two different sealer ( they supposed to be the same , same name, number, bar-cod and …. ) What is the best way to seal my deck? Viewed 16k times 1. Can't get your pump garden sprayer to spray deck sealer, like Thompson Water Sealer? For a large deck, spraying will save … The best method for applying the material is with a brush or a paint pad on a long handle, available at any hardware store. Before you begin your project, make sure you start off right. See how I fixed this situation. Wipe up any pools of … Pay particular attention to the spaces between boards. I provided a good answer to this question earlier, but this is a good opportunity to mention another method that some people recommend. Had been researching on what was best to use to seal trailer decking .I kept coming across how well used motor oil and diesel mixture works for preserving any wood against the elements. TOM: OK. Well, you’ve got to clean it thoroughly before you seal wooden deck and you’ve got to remove any loose finish. And if you can wire-brush it or sand it, just to kind of get the dead wood off the surface of it, sometimes you get a lot of – a little degradation at the surface of the wood. However, a chilly day in late fall or early spring is ideal. If you want to spray semitransparent stain, use a compressed air or handheld airless sprayer. The deck is exposed to lots of rain and also harsh sun, and the varnish has started to peel. Rather than applying the sealer with a brush, some people choose to use a garden sprayer as a way to deliver the sealant to its target. Most materials can be sprayed also, but you will end up needing a lot more product this way. In this 2-part series, I show how I stripped, cleaned, repaired, stained and sealed our old deck from start to finish for cheap! An easy and effective way to spray clear sealer is to use a garden sprayer. I Have an outside deck, it currently has a layer of varnish on it, I Think the wood type is Meranti. Ask Question Asked 8 years, 1 month ago. Most deck sealers for PT lumber require 24 to 48 hours of drying time, so make sure there’s no rain in the forecast. Apply the stain or sealer with a paintbrush or sponge applicator or by spraying. Maintaining Your Sealed Deck Maintaining your wooden deck is the best way to keep it looking it’s best for as long as possible. Sealing a deck in cold weather is actually the best approach for several reasons. I ended up using a 50/50 mixture of each and it worked very well. Use a putty knife to clean the crevices. For Part 2 of the series, click here. while applying I realize one is a little darker but just because I did not see any differences between the two container ( i read all the details in the container even the bar_cod is the same) told my self that the result would be the same ( suppose to be clear ) . Of course, cold is a relative term, and you won't want to work in freezing temperatures or when there is snow on the deck. It sucked into the wood completely leaving the wood dry to touch. Leaves will rot in there and rest on the joists, eventually rotting the boards. To clean and properly seal a deck, first sweep the debris — leaves, twigs, dirt — off the top. Tips on planning, preparing and applying deck stains, plus easy steps on how to clean up. When we bought our house in the Spring of 2016, the stain on the deck was already flaking off and I knew I would have to refinish it at some point. Whether you're staining a new deck or restoring an old one, Sherwin-Williams' line of SuperDeck® deck stains, cleaning and maintenance products can help you achieve professional quality results. First sweep the debris — leaves, twigs, dirt — off the top to another! Day in late fall or early spring is ideal you begin your project, make sure you start right... 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