FAQ

Enhanced ventilation for

better indoor air quality

Bringing in fresh air is a priority for creating a healthy

indoor environment. Combustion dryers, furnaces and

water heaters require fresh air to operate properly. Many

of today’s homes are built so tightly that air must be

introduced by a fan. Spruce inline fans offer excellent

performance with minimal sound.

Features

• Rated for commercial or residential use

• Rated for continuous operation

• Multiple intake locations

• Plastic fans rated for indoor & outdoor

(Metal fans for indoor use only)

• Five-year warranty

02075 Rev A 11/19

FRESH AIR

INJECTION/MAKE UP

All Spruce

™

inline

radon fans are covered

by our 5-year, hassle-

free warranty.

Made in USA with U.S.

and imported parts.

ETL Listed

Spruce RB110

RB275

PAGE 1
FRESH AIR INJECTION/MAKE UP Enhanced ventilation for better indoor air quality Bringing in fresh air is a priority for creating a healthy indoor environment. Combustion dryers, furnaces and water heaters require fresh air to operate properly. Many of today’s homes are built so tightly that air must be introduced by a fan. Spruce inline fans offer excellent performance with minimal sound. Spruce RB110 Made in USA with U.S. and imported parts.
PAGE 2
RL/RV/RB SERIES TECHNICAL SPECIFICATIONS The Home Ventilation Institute (HVI) recommends a ventilation rate based on the size of the room. Tio enhance efficiency and energy savings while injecting needed make-up air, Spruce fans can be set to turn on automatically when appliances are in use by installing an appropriate switching mechanism. TYPICAL CFM VS. STATIC PRESSURE MODEL P/N DUCT WATTS 0" 0.2" 0.5" 0.75" 1" 1.25" 1.