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AWPA N1-06
- All Millwork Products - Preservative Treatment by Nonpressure Process
- standard by American Wood Protection Association, 01/01/2006
- Publisher: AWPA
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This standard is applicable for preservative formulations with water-repellency on exterior millwork that retard swelling, warping and protect against decay, insects, mildew and stain organisms. For the purposes of this standard, millwork includes, but is not limited to, exterior products such as prefit wood windows, sash, screens, window frames, blinds, shutters, wood doors, door jambs, cut-to-length trim, and machined knocked-down parts of those products.