Made with Pride in the Great Northwest
Manufacturing Quality Grilles, Registers and Diffusers Since 1947
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This product series will be discontinued as of 12/31/2021.
Remaining inventory available on a
first come first serve
basis. See "product information sheet" below for price and availability.
RDA - Adjustable Round Ceiling Diffuser
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RDA Smoke Test
Standard Features
Adjustable round 3 cone ceiling diffuser
Air pattern adjusts from horizontal to vertical by rotating core
Thread adjustment design offers multiple throw configurations
Spring latch removable core allows for easy installation
First to market with 2" round collar with mounting holes for ease of installation
Rust resistant pre-coat with durable powder finish
Soft White
30" and 36" standard color is glossy white and extended lead times apply.
View or print our product information sheet
Check out our
RD
series for a substitute on unavailable RDA sizes.
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Finishes
Options
(must specify when ordering)
Submittals
(Technical Data/Revit)
New!
Compare
Cross Reference
Standard Colors
Designer Colors
Options
Opposed Blade Radial Damper
Compare Similar Products -
Comparing
Products
Face Type
Location
Surface Mount
Duct Mount
Standard Collar
Standard Damper
Optional Damper
Blade Type
Blade Spacing
Blade Deflection
Fixed or Adjustable
Frame Material
Function
Standard Finish
Optional Finish
Industry
1201
ALUMINUM DOUBLE DEFLECTION ROUND GRILLE
Learn More
Blade
Ceiling or Sidewall
Yes
No
N/A
None
N/A
Extruded aluminum airfoil
Varies depending on size
Double
Adjustable
Aluminum
Supply
Glossy White
Mill Finish
Commercial
1202
ALUMINUM ROUND SPOT DIFFUSER
Learn More
Round
Ceiling or Sidewall
Yes
No
N/A
None
N/A
N/A
N/A
N/A
Adjustable
Aluminum
Supply
Clear Anodized
N/A
Commercial
1203
ALUMINUM TURBO NOZZLE DIFFUSER
Learn More
Round
Sidewall
Yes
No
N/A
None
N/A
N/A
N/A
N/A
Adjustable
Aluminum
Supply
Clear Anodized
N/A
Commercial
RD
ROUND CEILING DIFFUSER
Learn More
Step Down
Duct Mount/Spiral
No
Yes
Round
None
OBR
N/A
N/A
N/A
Adjustable
Steel
Supply
Glossy White
Soft White, Driftwood Tan, Warm White, Cement Gray, Storm Gray, Bronze, Black, Aluminum Paint or Coffee Tan
Commercial
RDA
ADJUSTABLE ROUND CEILING DIFFUSER
Learn More
Step Down
Duct Mount/Spiral
No
Yes
Round
None
OBR
N/A
N/A
N/A
Adjustable
Steel
Supply
Soft White
Driftwood Tan, Warm White, Cement Gray, Storm Gray, Bronze, Black, Aluminum Paint, Glossy White or Coffee Tan
Commercial
SUBMITTALS
RDA Series Submittal
RDA 30", 36" Submittal
PERFORMANCE DATA
RDA Series Performance Data
REVIT FILES
RDA 6" and 8" Diffusers
RDA 10" and 12" Diffusers
RDA 14" and 16" Diffusers
RDA 18" and 20" Diffusers
RDA 22" and 24" Diffusers
Need additional Revit files? Visit our Revit Library
Cross Reference
Competitor
Product Series
Shoemaker Series Notes
AIRMATE
805
CARNES
SSAA
CARNES
SSEA
HART & COOLEY
20
KRUEGER
RA2
KRUEGER
RM2
LIMA
1600
METALAIRE
3000 (Fixed Round Diffuser)
METALAIRE
3000 (Adjustable Round Diffuser)
NAILOR
6300R
NAILOR
RNR
PRICE
RCDA
PRICE
RCD
PRO SELECT
PSRAD
PRO SELECT
PSRADW
TITUS
TMRA
TITUS
TMR
TUTTLE & BAILEY
AVJR
Tuttle & Bailey AVJR is made of aluminum. Shoemaker RDA is made of steel.
TUTTLE & BAILEY
AP3
Tuttle & Bailey AP3 is made of aluminum. Shoemaker RDA is made of steel.
TUTTLE & BAILEY
P3
TUTTLE & BAILEY
AVJS
Tuttle & Bailey AVJS is made of aluminum. Shoemaker RDA is made of steel.
US AIRE
3100S
US Aire 3100S called out as 2 cone and is fixed. Shoemaker RDA called out as 3 cone and is adjustable. Both models have the same number of cones.
US AIRE
3100S-1A
US Aire 3100S called out as 2 cone. Shoemaker RDA called out as 3 cone. Both models have the same number of cones.
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Disclaimer
CROSS REFERENCE DISCLAIMER
This cross reference tool is intended to assist in determining an equivalent Shoemaker Manufacturing product series based on another manufacturer's product series. Products shown are a close equivalent in their functional use, though not necessarily an exact match. Every effort has been made to ensure the accuracy of this information; however, Shoemaker will assume no responsibility for errors or omissions which may have occurred. Information provided in this cross reference tool is subject to change without notice.
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