Broan Broan Radiation Damper Accessory for ULTRA Fan Models XB50, XB80, XB110, ZB80, ZB110, XN50, XN80, XN110, ZN80, ZN110

Features:Designed for use in 1, 2, and 3 hour rated floor-ceiling and roof-ceiling constructionsGalvanized steel body and stainless steel closure springsNon-asbestos, high temperature, reinforced thermal fabric165°F fusible linkRemovable damper assures entire fan and damper maintenance without disturbing your nearby constructionMeets or exceeds NFPA-90ACompatible with the following models: LP80, XB50, XB80, XB110, ZB80, ZB110, RB80, RB110Specifications:Height: 2-7/8"Length: 10-3/4"Material: Galvanized St...