According to paul mackie at the western red cedar lumber association wrcla red cedar siding that has been finished on all six sides with a stain blocking primer and top coated with 100 percent exterior acrylic latex paint has the longest expected service life of any coating system.
Primer for new cedar siding.
Anytime i have customers with cedar shingles siding i always try to either use a good oil based primer or an alkyd modified wb bonding primer.
Whether your home braves the icy winters of new england the endless midwest snow or blizzard storms in alaska it is essential to protect the wood outside your house.
The summary of top features it is a water based sealer that has advanced penetrating nanotechnology with a performance of an oil based product.
While that may still be a good choice in many locales those coatings have some drawbacks in regions with extreme winter to summer temperature shifts because an alkyd primer can crack when it is unable to expand and contract with the wood.
First painting freshly milled cedar requires a paint stain unless a 100 acrylic exterior primer is used first thereby allowing a 100 solid acrylic paint to be used as final finish coats.
Factory applied finishes of this type are available in most.
Primer prevents this from happening be sure to use a western red cedar stain blocking primer or one formulated for extractive bleeding.
The colors include black bronze cedar battleship gray brown cape cod gray shale gray cedar light brown clear mahogany natural and redwood.
I pretty use nothing but ppg porter paints so my recommendations might not be as valid in your neck of the woods.
Ask about altruwood s factory priming option when ordering fsc certified cedar siding shakes and shingles.