ability Testing (Spec 113) was approved via Skandia Inc. (WO N 260097-1). Test Plan N 21306) via FAA Form 8110-3 (attached) dated 8/13/13 by FAA/DER Jim Biberstein (DERY-832780-CE). (25) Installed a new Carpet throughout the cockpit, main cabin. and Floor Ducts areas using ABC Carpet - Wootston Plaid Shoreline