NuTone QTXEN, QTRN For heavy-duty ventilation, Radiation/Fire Damper Fan Project Packs, Model RDA

NuTone Ventilation Fans—Heavy Duty/Radiation Dampers

For heavy-duty ventilation,

Radiation/Fire Damper Fan Project Packs

NuTone has powerful solutions. Heavy-duty ventilation fans are ideal for high-traffic bathrooms including light commercial installations and offices where operation continues throughout the day. These hard-working, quiet fans feature sealed, long-life bearings that never require lubrication. Durable, enameled metal grilles are easy to clean and resist breakage.

HD80NT and HD50NT Features

A fire resistant screen automatically closes when excessive heat is detected.The breakaway fusible link triggers the closing of the radiation damper’s fire resistant screen to prevent smoke and fire from traveling through the ductwork.

Project Finish Packs include:

•Assembled motor plate, wheel and plug-in motor

•Rugged metal grille for added durability

Models 80RDB, 110RDB

HD50RDB and HD80RDB

•Durable, quiet, centrifugal blower wheel

•Totally enclosed motor design for continuous operation

•Lasts up to three times longer than residential units

•UL Listed for use over tub or shower when installed in a GFCI protected branch circuit

Model HD80NT & HD50NT

•UL Classified (UL Standard 555C) for use in 1-, 2-, 3-hour fire-rated floor-ceiling or roof-ceiling designs

•165° fusible link

•Galvanized Steel Frame

•Stainless steel negator-type closure spring

•Available as Project Packs

Project Housing Pack includes:

•Rough-in housing with attached radiation/fire damper

•Adjustable hanger bars that span up to 24"

•4" metal duct connector with damper

Model RDA

Model	CFM	Sones	Notes
HD50NT*	50	1.5	Heavy-duty motor
HD80NT	80	2.5	Heavy-duty motor

*Energy Star qualified.

Model	CFM	Sones	Notes
RDA	–	–	Housing four-pack
80RDB	80	2.5	Finishing four-pack
110RDB	110	4.0	Finishing four-pack
HD50RDB	50	1.5	Finishing four-pack
HD80RDB	80	2.5	Finishing four-pack

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