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REMODELER & NEW CONSTRUCTION TRIM  

2IN 10W ROUND & SQUARE INSTRUCTIONS

Thank you for buying RAB lighting fixtures. Our goal is to design the best quality products to get the job done right. We’d like to hear your comments. 
Call the Marketing Department at 888-RAB-1000 or email: [email protected]

IMPORTANT

READ CAREFULLY BEFORE INSTALLING FIXTURE. RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE

RAB fixtures must be wired in accordance with the National Electrical Code and all applicable local codes. Proper grounding 

is required for safety. THIS PRODUCT MUST BE INSTALLED IN ACCORDANCE WITH THE APPLICABLE INSTALLATION CODE BY A 

PERSON FAMILIAR WITH THE CONSTRUCTION AND OPERATION OF THE PRODUCT AND THE HAZARDS INVOLVED. 

WARNING: Make certain power is OFF before installing or maintaining fixture. 

RDDLED2R

RDDLED2S

Fig: 1

ROUGH-IN MOUNTING FOR  

ND2RT & ND2ST 

For round ceiling cut out 2-1/2” dia. For square ceiling use 

the 2-1/2” sq cut out template from packaging material.
1. 

Nailer bars

 are provided for use with wood joist 

installations. Insert through nailer bar slots and secure 

accordingly. 

2. 

Butterfly brackets

 provided to use C-Channels.

(optionally available, consult factory). Consult local 

building codes for final support of fixture.

3.  The fixture can be adjusted from 1/2” to 1” max ceiling 

thickness. For height adjustment, loosen the 

Wing Nut

 

and slide the 

Butterfly Bracket

. If necessary remove the 

Wing Nut

 and insert in screw in different hole provided 

on the 

Butterfly Bracket

. (Fig: 1)

4.  Adjust both the 

Butterfly Brackets

 such that the 

downturn collar of 

Rough-In Section

 is flush with the 

finished ceiling surface. Tighten the 

Wing nuts

.

5.  Drop down 

Supply Wire

 must be atleast 9” long to allow 

fixture removal. 

6.  Loosen the 

Junction Box Screw

 and open the 

Junction 

Box 

(Fig.2). Attach 

Supply Wires

 into 

Junction Box

 and 

connect to the fixture. See wiring section for details.

7.  Push up and slide the 

Junction Box

 section into the 

ceiling. Be sure the 

Spring Clips 

is snapped in

 

and

 Trim 

Ring 

is flush and secure. Allow the Junction Box section 

of housing to rest on the 

Leg

 support of the 

Rough-in 

Section

.

Butterfly Brackets

Nailer Bar

Wing Nut

SURFACE PREPARATION 

• 

This fixture can be installed with minimum plenum height of 5”.

• 

The fixture can be used to replace an existing unit or for new construction. 

• 

For both round and square fixture, cutout must be accurate not undersized or oversized. A hole saw is recommended. 

CEILING CUT OUT MUST BE FREE OF ANY DEBRIS AND BURRS.

 

Downturn Collar

Rough-in 

Section

Leg

WARNING: Suitable for wet location with covered ceiling mount.

WARNING: Suitable for installation in Non-Accessible and Accessible Ceilings.

WARNING: Suitable for installation in Non-Insulated Ceilings.

Supply wires

Junction Box 

Screw

Junction Box

Fig: 2

Trim Ring

Spring Clip

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