Now you can forget about guesswork and forget about callbacks down the road. With Performance-Tested Framer Series® Lumber, you finally know how today's lumber will still look and perform six months from now. Our patented computerized grading system—the result of 10 years in testing—goes far beyond visual grading capabilities to ensure that every piece starts straight and stays straight. We even mark each board crown to eliminate guesswork on the jobsite.