Stabilize environments and save energy by minimizing the loss of heat or air conditioned air through open doorways. Effectively repels flying insects, dust, and pollutants. The curtain also eliminates the need for plastic-strip doors over walk-in coolers or food processing areas. Recess-mount in ceiling to eliminate equipment visibility and mounting height concerns. Hardwired. Obsidian black powder-coated finish for a wide number of commercial uses. Designed to fasten to a wall on both ends without intermediate support. Requires field-supplied mounting hardware.