Technical Information
Willseal® FR-V is a pre-compressed fire-rated vertical expansion joint seal designed for primary vertical expansion joints, wall installations, isolation joints, retrofit joints, and architectural joints. It includes an integral smoke barrier and a factory-applied sealant coating to provide waterproofing, smoke resistance, sound attenuation, UV stability, and fire-rated performance. Rated for 1-, 2-, and 3-hour applications and capable of accommodating ±50% movement, Willseal FR-V is ideal for fire-rated wall joints, EIFS transitions, exterior wall systems, construction joints, and life-safety waterproofing applications.