Exterior oil exterior varnish and an epoxy sealer with an exterior varnish topcoat.
Best way to finish outdoor furniture.
These finishes bring out the natural texture of wood.
Nothing blocks uv rays better than pigments.
Be sure to break sharp edges.
Once the item has thoroughly dried sanding is typically required to remove the remaining finish and ensure a smooth and even surface.
There are three basic clear finishes for outdoor furniture.
There are two very easy finishes to apply to outdoor wooden furniture such as swings and picnic tables.
Oils like teak oil boiled linseed oil and tung oil form a majority of the oils that woodworkers use.
The best finishes effectively perform this function and last a long time.
Best finishes for outdoors.
Using oils for finishing wood occupies quite a prominent place in woodworking.
Dyes impart some color to the finish but do little to block uv rays.
Breaking a sharp edge means to lightly roll or curve the edge so it is not sharp.
For a natural wood look apply multiple coats of exterior spar varnish that contains added uv blockers.
The last two are usually called deck stains and the opaque version looks like very low luster paint.
Application ease and service life are the two major differences between these finishes.
They are usually fairly inexpensive and easy to apply but wear more quickly than varnishes.
Spraying the furniture with a power washer or high pressure hose not only removes dirt and debris but often removes excess flaking of the original finish.
Steps to an excellent finish are.
Yes you can finish furniture with deck coating which comes in clear semitransparent colors and opaque colors.
Common brands include interlux epifanes pettit and z spar.
Once damaged wood fibers separate from the underlying wood taking the finish with them.
Wood or metal outdoor furniture requires a protective finish to prevent damage from moisture and ultraviolet light or uv.
Film finishes especially better quality ones that flex after curing best protect wood from moisture.
Sand to 100 grit.
If he insists on applying a finish maybe for looks or to make the surface smoother a boat varnish from a marina would be best because it would hold up better against the sun s uv light.
Since paint blocks uv rays better than a clear finish your best bet is to apply a quality exterior primer topped by a exterior latex or oil based paint.
Lightly sand the bare wood with 100 grit sandpaper.