Quiet Fans for House Ventilation

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Ceiling-Mounted Fans CFM@ 0.1" wg CFM@ 0.25" wg Fan Input Wattage HVI Sound Rating Fan Efficiency
American ALDES CMV80 80 55 32W 0.8 sones 3%-5%
American ALDES CMV100 95 75 34W 1.2 sones 3%-6%
American ALDES CMV125 120 105 40W 1.5 sones 4%-8%
Broan S90 90 75 50W 1.5 sones 2%-4%
Fan America SMV80 80 60 35W 0.8 sones 3%-5%
Fan America SMV100 100 82 37W 1.2 sones 3%-6%
Fan America SMV140 120 110 40W 1.5 sones 4%-8%
NuTone QT80 80 63 47W 1.5 sones 2%-4%
NuTone QT90 90 85 50W 1.5 sones 2%-5%
Nutone QT100L 100 80 30W 1.5 sones 4%-8%
Nutone LS50 50 23 16W 0.3 sones 4%
NuTone LS80 80 55 24W 0.8 sones 4%-7%
NuTone LS100 100 80 33W 1.5 sones 4%-7%
Panasonic 05VQ 50 31 12W 0.5 sones 5%-8%
Panasonic 07VQ 70 52 15W 0.5 sones 5%-10%
Panasonic 08VQ 90 70 17W 1.0 sones 6%-12%
Panasonic 11VQ 110 88 19W 1.5 sones 7%-14%
Panasonic 20VQ 190 130 31W 1.5 sones 7%-12%

Notes: (1) The flow, input wattage, and sound ratings are from manufacturers' data. (2) Home Energy calculated the fan efficiencies from the input wattage and the flow at the two static pressure points provided. Source: Don Stevens, Stevens and Associates

Remote Single Point Inline Fans CFM@ 0.4" wg Fan Input Wattage Fan Efficiency
American ALDES SPV200 75-230 125W 3%-22%
Broan SP100 97 50W 9%
Broan SP140 141 85W 8%
Continental AXC100A 85 35W 11%
Continental AXC125A 80 40W 9%
Fantech F/FR100 90 70W 6%
Fantech F/FR125 110 70W 7%
Rosenburg R100 (DEC) 83 50W 8%
American ALDES VMP-S 65-130 75W 4%-8%
American ALDES VMP-K 100-180 80W 6%-11%
American ALDES MPV200 75-230 90W 4%-12%
American ALDES MPV300 200-330 120W 8%-13%
Broan MP100 98 50W 9%
Broan MP140 141 85W 8%
Broan MP200 200 140W 7%
DEC Quiet Vent 165-295 120W 6%-12%
Fantech CVS 275 230 115W 9%

Notes: (3) There are no sound ratings currently available for remote single-point or multipoint fans, but these fans are generally relatively quiet in application because the fan motor is located away from the living space.

Excerpted with permission from No-Regrets Remodeling by Home Energy (1997)