Self-Furred dimpled expanded metal lath is manufactured with ¼" dimples in the lath. The dimples provide the necessary minimum ¼" furring off the sheathing's surface to allow for proper embedment and keying of the scratch coat on all types of walls. This lath comes with Grade D asphalt paper backing pre applied. A saturated black asphalt paper complying with Federal Spec. No. UUB-790A Style 2 Grade D. Manufactured with a 3" lap for weathered application.