The Spruce RB Series fans are rated for both residential and commercial use. The durable, corrosion-resistant engineered thermoplastic fan housing makes RB fans ideal for duct boosting and bathroom, living area and garage ventilation. These remotely mounted fans, unlike ceiling or wall-mounted fans, can silently draw from multiple intake points, such as over a bathroom tub, sink and toilet.
Features
- Durable thermoplastic housing
- Virtually silent
- Energy efficient
- Remote mounting
- Multiple intake locations
- Rated for commercial or residential installations
- Rated for continuous operation
- Five-year warranty
Suitable for
Typical CFM vs. Static Pressure | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Model | P/N | Duct | Watts | 0" | 0.2" | 0.5" | 0.75" | 1.0" | 1.25" | 1.5" | Energy Star® |
RB110 | 28128 | 4" | 14-20 | 121 | 100 | 68 | 20 | -- | -- | -- | Yes |
RB275 | 28115 | 6" | 50-75 | 272 | 230 | 176 | 138 | 103 | 57 | 13 | -- |
RB300 | 28088 | 6" | 66-87 | 318 | 270 | 211 | 170 | 135 | 87 | 30 | -- |
RB350 | 28261 | 6" | 91-129 | 334 | 299 | 247 | 210 | 176 | 142 | 116 | -- |
RB400 | 28206 | 8" | 95-152 | 497 | 450 | 353 | 281 | 220 | 176 | 130 | -- |
RB500 | 28207 | 10" | 99-152 | 542 | 500 | 420 | 344 | 275 | 219 | 165 | -- |
* Fans include mounting bracket.

Model | H | h | D | d |
---|---|---|---|---|
RB100 | 8.5" | 1" | 9.7" | 4" |
RB275 | 8.6" | 1" | 11.8" | 6" |
RB300 | 9" | 1" | 13.4" | 6" |
RB350 | 9" | 1" | 13.4" | 6" |
RB400 | 10.5" | 1" | 13.4" | 8" |
RB500 | 10.5" | 1" | 13.4" | 10" |


