Sealing End Grain Exterior Wood

Ideally suited for use as a decking end grain sealer this product is compatible with other products in the osmo exterior wood finishes range.

Sealing end grain exterior wood.

This product should only be applied to end grains. It is most widely known to protect wood against end grain checking. Tinted lacquer varnish etc. Because the end grain at the bottom of outdoor furniture legs can wick up water standing on a deck or patio leading to premature rotting you ll have to make extra effort to adequately seal them.

After one coat end grain and spongy areas may still be hungry and insufficiently sealed while denser flat grain areas are starting to build up too much coating. Priming and sealing end grain during the wood siding deck or trim installation can be easily accomplished and does little to slow down a job. When feasable adding strips of wood to the end grain gluing or tongue and grooving will hide it and solve the problem. When the wood starts to separate like you d see on a log in your fireplace it s done.

This is not always possible of course. All it takes is a little can of paint or sealer. Also a commercial solution to even staining it you re doing an on top of the wood finish is to put the stain in your finish i e. Anchorseal 2 green wood sealer ideal against end grain checking.

Osmo end grain sealing wax is perfect for all exterior wood projects where the end grain requires protection from weathering and water ingress. Sealing wood end grain during a siding deck or trim installation can easily be done and does little to slow down the job. It s much more likely to actually seal the wood and not have any open pores from the rough spots to allow moisture to penetrate as much. Sand the end grain with an orbital sander with 150g sandpaper give or take a grit just like you would interior stuff and it will last a lot longer.

End grain checking is the term given to the splinters that you see at the end of wood planks that most often happens right after the wood is. End grain burns slower than face grain so pay particular attention to the sides of the piece as you go. Ipe seal end grain seal for hardwoods and wood in general is a non toxic waterproofing wax emulsion sealant for fresh cut lumber ends to stop future cracks and splitting. Of course end grain absorbs finish almost as well as water so brushing on the finish will require repeated applications.

Anchorseal s sealer has been used by professionals for decades.