Used with 4500/6500 CFM residential evaporative coolers. Diffuses air four or six ways with 14 adjustable louvers. White high impact plastic. Will not rust or stain, easy-to-install. For duct openings up to 20 In. x 20 In.
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.