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ADP

– Serving the HVAC Industry Since 1952

28

AR3

Continuous Adjustment (Rotating)

AR3

Steel • Adjustable

Features:

• Uniform, 360° degree discharge pattern

• Horizontal-to-vertical adjustment for heating and cooling seasons

• To adjust the diffuser, rotate center cone

• Excellent performance in variable air volume applications

• Spring lock allows easy removal and replacement of the 3 inner cones.

• Retainer cables are provided on sizes 12 and larger to

allow the inner cones to hang while adjusting the diffuser

• White powder coated epoxy finish

Round Ceiling Diffuser

AR3

Duct

Size

Max

CFM @

NC 35

6”

8”

10”

12”

14”

16”

18”

20”

24”

200

340

500

705

950

1200

1500

1850

2500

List Price

AR3

SKU

160

192

220

290

366

484

520

588

694

51805

51806

51807

51808

51809

51810

51811

51812

51813

White dots = Low demand items.

Check availability before quoting.

Related items

Accessory Dampers – Pages 39,40

Neck Adapters – Pages 41, 42

Nominal

Round

Duct

Size D

B

6

8

10

12

14

16

18

20

24

12

16

20

24

28

31

36

40

48

13

1

/

2

18

22

1

/

2

27

31

1

/

2

36

40

1

/

2

45

54

1

4

/

9

1

4

/

5

2

1

/

4

2

2

/

3

3

1

/

8

3

1

/

3

3

3

/

4

4

1

/

8

4

7

/

8

11

/

16

7

/

8

1

1

/

8

1

1

/

4

1

1

/

5

1

1

/

3

1

1

/

2

1

5

/

8

1

7

/

8

C

F

1

5

/

8

2

1

/

8

2

5

/

8

3

1

/

4

3

3

/

4

4

1

/

4

4

7

/

8

5

3

/

8

6

1

/

12

H

E