Certainteed-monogram-siding-installation-instructions, please print this document by clicking the print icon in the web viewer. Proper installation is critical. these instructions describe and illustrate the steps involved in installing certainteed siding, trim, and accessories., certainteed monogram® vinyl siding gives you a comprehensive system of value-added features and benefits that create an extraordinary vinyl siding. monogram leads the way in innovation.. Certainteed vinyl and polymer siding certainteed corporation p.o. box 860 valley forge, pa 19482 professional: 800-233-8990 consumer: 800-782-8777 www.certainteed.com, monogram® 46 double 4-inch clapboard siding offers value-added features such as the patented studfinder™ installation system, rigidform™ rolled-over nail hem, self-aligning certilock™, and truetexture™, a natural-looking finish molded from actual cedar boards. it's .046 inches thick.