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    FSD-311V

    Greenheck Product # FSD-311V
    Vertical blade with class I leakage rating, airfoil blades, pressure up to 4 in. wg, velocity to 2,000 fpm and temperature to 250°F.

    Certifications:

    • California State Fire Marshal (Listing # 3230-0981: 0104)
    • California State Fire Marshall (Listing # 3225-0981:0103)
    • UL 555 and UL 555S (Listing #R13317)
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