The Optoma GrayWolf II manual wall and ceiling pull down projection screens are ideal for home theater viewing environments. GrayWolf II is an innovative new high contrast, gray base, glass beaded screen designed to deliver impressive 1.8 gain. The stylish housing allows flush mounting to the ceiling or wall. An easy, pull down level locking system fits a variety of projection formats. View your videos on 106 (diagonal) inches of clean, flat space for images that are bright, clear, and vibrant.