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    SMD-301M

    Greenheck Product # SMD-301M
    Modulating with airfoil blades and Class I leakage rating; pressure up to 4 in. wg; velocity up to 2000 fpm and temperature up to 250°.

    Certifications:

    • AMCA Air Performance
    • California State Fire Marshal (Listing # 3230-0981: 0104)
    • UL 555S (Listing # R13317)
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