
Spruce Environmental
Technologies has been manufacturing inline fans since 1989.
Spruce's fans, originally designed for use in radon mitigation systems, are now
used in many different indoor air quality (IAQ) applications. These applications
include, but are not limited to, room venting/exhausting, fresh air supply, garage
venting and duct and clothes dryer boosting.
All Spruce fans are:
- HVI certified
- Built to conform to the ETL Standards for both the United
States and Canada
- Tested to UL Std 507
- Rated for both commercial and residential use
- Rated for continuous operation
- Warranteed for five years
Visit
Spruce's web site.
Download
Typical Fan Installation.
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