: A specialized US-standard gray primer applied to all six sides, specifically formulated to prevent the "tannin bleed" often seen in Western Hemlock when exposed to humidity.
Here is a proposed feature set for a high-end or baseboard designed for the US market: 1x12_B_H_US_
: Two 1/8-inch deep vertical grooves milled into the back of the board. This reduces "cupping" (warping) common in wide 1x12 hemlock planks by allowing the wood to breathe and flex against the wall surface. : A specialized US-standard gray primer applied to
: A modern, minimalist 12-degree bevel on the top edge that transitions into a flat face, providing a sharp architectural shadow line without the bulk of traditional crown molding. 1x12_B_H_US_