Centrifugal Fans – LSF

The model LSF penthouse hood is constructed of heavy gauge extruded aluminum louvers. Fan sizes 12 thru 22 are fully factory assembled with mitered and welded corners. Penthouse hoods on sizes 24 thru 36 are shipped in sections. See complete details on page 5. Hinged cover panels allow quick access to the motor and drive assembly. Covers are also insulated to prevent condensation. Hood base panels include prepunched mounting holes for ease of installation on the roof curb. The base also elevates the louvers above roof level for protection from splashing rain or drifting snow.

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Centrifugal Fans – LSF

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Greenheck model LSF louvered roof supply fans provide filtered make-up air in medium to high pressure/high volume applications. The louvered penthouse design provides an aesthetic look and is designed to allow for maximum air intake without the entry of rain and snow. For additional filtration of supply air, the LSF is available with 2-inch washable aluminum filters. Model LSF roof supply fans are available in twelve wheel sizes, 12–36 in. (305-914 mm) with capacities from 800 to 37,000 cfm (1,360-62,860 m3/hr) and static pressures to 5.5 inches (1375 Pa). All fan sizes are air and sound tested to ensure complete and accurate performance ratings.

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