Hammond Manufacturing: Outdoor Filter Fans 3RFF Series Type 3R
Designed for outdoor weather where resistance against falling rain, ice formation, and UV degradation is important to ensure operation of apparatus inside enclosure. Maintains a UL Tested NEMA Type 3R seal against enclosure without need of a rainhood. Patented “Click & Fit” design provides a hardware free installation! Plastic made from strong, heat resistant (ABS-FR), UL 94 VO fire approved material, and more.