Instructions / Assembly
IN022 Rev M 0321 53 Saber Way, Ward Hill, MA 01835 | spruce.com
Step 4:Connectinletgrille(s).Anoptionalbackdraftdampermaybeinstalledintheinletgrilleto
prevent cold air from backing into the inlet, prevent conditioned air from escaping and also prevent
condensation from forming inside the ductwork. Back draft dampers are highly recommended at each
intake grille for bathroom ventilation in all cold climate installations.
Step 5:Connectoutletoffantooutsidevent.Theoutsideventmaygothroughtheroof,sidewallorsoft
asdesired.Flexible,nonmetallicductingisrecommendedforquietestoperationandeasiestinstallation.
Insulatedexibleductingishighlyrecommendedforbathroomventilationinallcoldclimateinstallations.
As the fan is typically outside of the building thermal boundary, and is venting to the outside, installation
of insulation around the fan is not required.
Step 6:Makeelectricalconnectiontofan.AplasticcableconnectorsuchasaT&B#3300maybeusedto
avoidanyttinggroundingproblem.Observetheproperwiringconnections(SeeSection4.0).Notethat
the fan is not intended for connection to rigid metal conduit.
RL Series Wire AC Connection
Black ACHot
White AC Common
Green Ground