Surface preparation is not necessary for textured cedar.
How to sand and refinish cedar siding.
1 connect a pressure washer to a garden hose and pressure wash the siding to be sanded.
Semi transparent water proof oil based stain will adequately seal.
On flat grained wood the surface should be scuff sanded with 50 60 grit sandpaper.
Cedar siding though durable and able to maintain a good finish for a long period of time does sometimes get damaged and it is certainly not completely immune to rot no matter how well it has been treated and maintained.
This procedure will greatly increase the coatings performance but will not detract from a smooth finish.
Leave it on longer than 30 minutes if needed.
Keep the cleaner wet to ensure its effectiveness.
Mist it with water if the cleaner starts.
The full strength solution should be strong enough to break down and remove failing coatings from the siding.
Refinish the rough cedar every year or two.
Cedar shingles can also grow moss and algae or develop iron staining which requires periodic cleaning.
Stop to stir the stain every 10 to 15 minutes or the tannins will settle near the bottom of the 5 gallon bucket.
Sand it to remove the loose surface particles.
For smooth planed flat grained cedar some surface preparation may be desirable.
Let the cleaner sit on the cedar siding for 15 to 30 minutes.
Cleaning and sanding is the best way to prepare the cedar siding for a new finish.
Prep the cedar siding by cleaning it with a bleach and solution.
Over time cedar siding can become discolored and the surface degraded due to weather dirt and various other wear and tear.
Cover cedar siding with primer to keep any tannic acid or natural red coloring from.
Use a 15 degree nozzle on.