Made of galvanized steel, these dampers prevent air leakage into your fan setup. They are easy to install, fit directly onto the ducting, and prevent a backdraft of air when the fans are switched off.
Related products
Save 20%
$49.99
$39.95
6 Inch Grow Tent Oscillating Clip Fan
GB
6 Inch Grow Tent Oscillating Clip Fan SPECIALIZED DESIGN: Specifically made to be compatible with ALL grow tent pole sizes, these fans don't slid...
View full details
Sale
from $152.10
Vortex Powerfans VTX Series Inline Fans
VORTEX POWERFANS
Vortex VTX Series PowerFans are a high-performance, inline duct blowers constructed from quality steel with heavy duty attractive hammertone powde...
View full details
Sale
from $242.10
Vortex Powerfans S-Line Ultra Quiet Inline Fans
VORTEX POWERFANS
The S-line is a revolutionary series of fans that combine energy efficiency, ultra-quiet operations and a collection of advanced technologies that...
View full details
Sale
from $773.10
Vortex Powerfans V Series Inline Fans
VORTEX POWERFANS
Vortex Powerfans are high-performance, inline duct blowers constructed from quality steel with heavy duty attractive hammertone powdered coat fin...
View full details
Sale
from $129.99
Vortex Powerfans VBC Series Inline Fans
VORTEX POWERFANS
Vortex VBC Powerfans Inline Fans by Atmosphere are specifically designed for warm and humid applications. Available in sizes ranging from 4" to 12...
View full details