The 14 month weathering test results were fairly good however, of note, was some darkening of the stain as well as a significant amount of splitting in the wood. Some of the splitting could simply be that the board used was less than perfect but it appears as though the product did a less than acceptable job of protecting the substrate against water penetration.
Sikkens WB is a one-coat, waterborne translucent exterior wood finish for use on a variety of wood surfaces. The hybrid formula is designed to give the advantages of both an alkyd and acrylic. CETOL Waterborne SRD contains an optimal amount of translucent iron oxide pigments and UV light stabilizers. For use with SIKKENS CETOL Waterborne SRD pigments only.