Our ducts are used in heating, ventilation, and air conditioning (HVAC) to deliver and remove air. The needed airflows include, for example, supply air, return air, and exhaust air. They are also commonly used to deliver ventilation air as part of the supply air.

Galvanized Duct and Accessories

Button Lock Duct – 30 gauge

Dimensions: A × B × C

Sizes

16" × 4" × 12'

14" × 6" × 8'

20" × 6" × 8'

14" × 6" × 5'

10" × 7" × 8'

14" × 7" × 8'

14" × 7" × 5'

8" × 8" × 5'

8" × 8" × 8'

10" × 8" × 5'

10" × 8" × 8'

12" × 8" × 5'

12" × 8" × 8'

14" × 8" × 5'

14" × 8" × 8'

10" × 10" × 5'

12" × 10" × 5'

12" × 10" × 8'

14" × 10" × 5'

14" × 10" × 8'

25" × 12" × 5'L

Button Lock Duct – 28 gauge

Dimensions: A × B × C

Sizes

13" × 5" × 8'

21" × 5" × 8'

16" × 6" ×8'

10" × 8" × 8'

12" × 8" × 8'

14" × 8" × 5'

14" × 8" × 8'

16" × 8" × 5'

16" × 8" × 8'

18" × 8" × 5'

18" × 8" × 8'

20" × 8" × 5'

20" × 8" × 8'

12"W × 10" × 5'

14" × 10" × 5'

14" × 10" × 8'

16" × 10" × 5'

16" × 10" × 8'

18" ×10" × 5'

18" ×10" × 8'

Button Lock Duct – 26 gauge

Dimensions: A × B × C

Sizes

20" × 8" × 5'

22" × 8" × 5'

22" × 8" × 8'

24" × 8" × 5'

24" × 8" × 8'

25" × 8" × 5'

26" × 8" × 5'

26" × 9" × 40'

26" × 9" × 44'

26" × 9" × 48'

25" × 9-1/2" × 8'

25" × 9-1/2" × 5'

25" × 9-1/2" × 4'

25" × 9-1/2" × 3'

20" × 10" × 5'

20" × 10" × 8'

22" × 10" × 5'

22" × 10" × 8'

24" × 10" × 5'

24" × 10" × 8'

25" × 12" × 4'

Cleat Fold Duct – 28 Gauge

Dimensions: A × B × C

Sizes

8" × 8" × 5'

10" × 8" × 5'

12" × 8" × 5'

14" × 8" × 5'

16" × 8" × 5'

18" × 8" × 5'

20" × 8" × 5'

10" × 10" × 5'

12" × 10" × 5'

14" × 10" × 5'

16" × 10" × 5'

18" × 10" × 5'

Cleat Fold Duct – 26 Gauge

Dimensions: A × B × C

Sizes

8" × 8" × 5'

10" × 8" × 5'

12" × 8" × 5'

14" × 8" × 5'

16" × 8" × 5'

18" × 8" × 5'

20" × 8" × 5'

22" × 8" × 5'

24" × 8" × 5'

30" × 8" × 5'

10" × 10" × 5'

12" × 10" × 5'

14" × 10" × 5'

16" × 10" × 5'

18" × 10" × 5'

20" × 10" × 5'

22" × 10" × 5'

24" × 10" × 5'

25" × 10" × 5'

26" × 10" × 5'

30" × 10" × 5'

24" × 12" × 5'

25" × 12" × 5'

14" × 3-1/4" × 5'

14" × 14" × 5'

16" × 16" × 5'

13-1/2" × 20" × 5'

16" × 20" × 5'

16-1/2" × 20" × 5'

20" × 14" × 5'

20" × 20" × 5'

23-1/2" × 20" × 5'

Return Air Shoes

Dimensions: A × B × C × D

Sizes

19"× 19"to 20" × 10"

22" × 14" to 24" × 8"

22-1/2" × 14-1/2" to 24" × 10"

23-1/2" × 15" to 18" × 10"

23-1/2" × 15" to 20" × 10"

23-1/2" × 15" to 22" × 10"

23-1/2" × 15" to 24" × 8"

23-1/2" × 15" to 24" × 10"

23-1/2" × 15" to 24" × 12"

23-1/2" × 15" to 25" × 10"

23-1/2" × 18-1/2" to 24" × 8"

23-1/2" × 18-1/2" to 24" × 10"

24" × 14" to 24" × 10"

25" × 15-1/2" × 24" × 8"

25" × 15-1/2" × 24" × 10"

Return Air Elbows – 26 Gauge

Dimensions: A × B to C × D

Sizes

16" × 20" to 10" × 20

16" × 25" to 10" × 25

20" × 20" to 10" × 20

20" × 25" to 10" × 25

Drop Duct – 26 Gauge

Dimensions: A × B × C

Sizes

24" × 8" × 84"

24" × 10" × 76"

25" × 8" × 76"

Return Air Drop Kit

Dimensions: A × B to C × D

Note:
Each Return Air Drop Kit includes:

  • 1–Return Air Shoe c/w Filter Frame
  • 1–Duct Tap-In Collar
  • 1 – Flexible Duct Connector
  • 2–Pieces of Drop Duct
  • 28″ Long S-Cleats and Drive Cleats

Sizes

20" × 16" to 20" × 10"

25" × 14" to 25" × 10"

25" × 16" to 25" × 10"

Rectangular Duct – Unassembled

Refer to catalog for Weight Chart and Instructions, see section A1.

A1 - Rectangular Duct diagram

Wall Stack – 30 Gauge

Dimensions: A × B × C

Sizes

3-1/4" × 10" × 3"

3-1/4" × 10" × 5"

3-1/4" × 10" × 8"

2-1/4" × 12" × 5"

3-1/4" × 12" × 3"

3-1/4" × 12" × 5"

3-1/4" × 12" × 8"

3-1/4" × 14" × 3"

3-1/4" × 14" × 5"

3-1/4" × 14" × 8"

Wall Stack End Caps

Dimensions: A × B

Sizes

2-14" × 12"

3-1/4" × 10"

3-1/4" × 12"

3-1/4" × 14"

Wall Stack Elbows Long Way 90°

Dimensions: A × B

Sizes

3-1/4" × 10"

3-1/4" × 12"

3-1/4" × 14"

Wall Stack Elbows Long Way 45° – 2 × 2 Throat

Dimensions: A × B

Sizes

3-1/4" × 10"

3-1/4" × 12"

3-1/4" × 14"

Wall Stack Elbows Short Way 90°

Dimensions: A × B

Sizes

3-1/4" × 10"

3-1/4" × 12"

3-1/4" × 14"

Wall Stack Elbows Short Way 45°

Dimensions: A × B

Sizes

3-14" × 10"

3-14" × 12"

Duct End Caps

Dimensions: A × B

Sizes

10" × 4" (2 sided)

16" × 4" (2 sided)

8" × 8"

10" × 7"

10" × 8"

10" × 10"

12" × 8"

12" × 10"

14" × 6"

14" × 7"

14" × 8"

14" × 10"

16" × 4"

16" × 6"

16" × 8"

16" × 10"

16" × 16"

18" × 8"

18" × 10"

20" × 6"

20" × 8"

20" × 10"

20" × 16"

22" × 8"

22" × 10"

24" × 8"

24" × 10"

24" × 12"

24" × 14"

25" × 8"

25" × 9-1/2"

25" × 10"

25" × 12"

26" × 8"

26" × 9"

30" × 8"

30" × 10"

Duct End Caps – 26 Gauge

Dimensions: A × B

Sizes

14" × 20"

16-1/2" × 20"

Duct Reducers (Unassembled)

Dimensions: A × B – C × D

Sizes

24" × 8" – 20" × 8"

20" × 8" – 18" × 8"

20" × 8" – 16" × 8"

20" × 8" – 14" × 8"

18" × 8" – 16" × 8"

18" × 8" – 14" × 8"

18" × 8" – 12" × 8"

16" × 8" – 14" × 8"

16" × 8" – 12" × 8"

16" × 8" – 10" × 8"

14" × 8" – 12" × 8"

14" × 8" – 10" × 8"

14" × 8" – 8" × 8"

12" × 8" – 10" × 8"

12" × 8" – 8" × 8"

10" × 8" – 8" × 8"

24" × 10" – 24" × 8"

24" × 10" – 20" × 10"

20" × 10" – 18" × 10"

18" × 10" – 16" × 10"

18" × 10" – 14" × 10"

16" × 10" – 14" × 10"

14" × 10" – 12" × 10"

24" × 12" – 24" × 10"

Duct Reducing Panels

Sizes

2" Reducing Panel – 8" Duct

4" Reducing Panel – 8" Duct

6" Reducing Panel – 8" Duct

8" Reducing Panel – 8" Duct

2" Reducing Panel – 10" Duct

4" Reducing Panel – 10" Duct

Duct Elbows Long Way 45°

Dimensions: A × B

Sizes

8" × 8"

10" × 8"

12" × 8"

14" × 8"

16" × 8"

18" × 8"

20" × 8"

22" × 8"

24" × 8"

12" × 10"

14" × 10"

16" × 10"

18" × 10"

20" × 10"

Duct Elbows Long Way 90°

Dimensions: A × B

Sizes

8" × 8"

10" × 8"

12" × 8"

14" × 8"

16" × 8"

18" × 8"

20" × 8"

22" × 8"

24" × 8"

30" × 8"

12" × 10"

14" × 10"

16" × 10"

18" × 10"

20" × 10"

22" × 10"

24" × 10"

Duct Elbows Short Way 45°

Dimensions: A × B

Sizes

10" × 8"

12" × 8"

14" × 8"

16" × 8"

18" × 8"

20" × 8"

22" × 8"

24" × 8"

12" × 10"

14" × 10"

16" × 10"

18" × 10"

20" × 10"

Duct Elbows Short Way 90°

Dimensions: A × B

Sizes

10" × 8"

12" × 8"

14" × 8"

16" × 8"

18" × 8"

20" × 8"

22" × 8"

24" × 8"

20" × 10"

24" × 10"

Duct Elbows Long Way 45° – 2 × 2 Throat (Unassembled)

Dimensions: A × B

Sizes

8" × 8"

10" × 8"

12" × 8"

14" × 8"

16" × 8"

18" × 8"

20" × 8"

22" × 8"

24" × 8"

30" × 8"

10" × 10"

12" × 10"

14" × 10"

16" × 10"

18" × 10"

20" × 10"

22" × 10"

24" × 10"

26" × 10"

28" × 10"

30" × 10"

Duct Elbows Long Way 45° – 2 × 2 Throat (Assembled)

Dimensions: A × B

Sizes

8" × 8"

10" × 8"

12" × 8"

14" × 8"

16" × 8"

18" × 8"

20" × 8"

22" × 8"

24" × 8"

30" × 8"

10" × 10"

12" × 10"

14" × 10"

16" × 10"

18" × 10"

20" × 10"

22" × 10"

24" × 10"

26" × 10"

28" × 10"

30" × 10"

Duct Elbows Short Way 45° – 2 × 2 Throat (Unassembled)

Dimensions: A × B

Sizes

10" × 8"

12" × 8"

14" × 8"

16" × 8"

18" × 8"

20" × 8"

22" × 8"

24" × 8"

28" × 8"

30" × 8"

14" × 10"

18" × 10"

20" × 10"

24" × 10"

Duct Elbows Short Way 45° – 2 × 2 Throat (Assembled)

Dimensions: A × B

Sizes

10" × 8"

12" × 8"

14" × 8"

16" × 8"

18" × 8"

20" × 8"

22" × 8"

24" × 8"

28" × 8"

30" × 8"

14" × 10"

18" × 10"

20" × 10"

24" × 10"

Duct Elbows Long Way 90° – 2 × 2 Throat (Unassembled)

Dimensions: A × B

Sizes

8" × 8"

10" × 8"

12" × 8"

14" × 8"

16" × 8"

18" × 8"

20" × 8"

24" × 8"

30" × 8"

10" × 10"

12" × 10"

14" × 10"

16" × 10"

18" × 10"

20" × 10"

Duct Elbows Long Way 90° – 2 × 2 Throat (Assembled)

Dimensions: A × B

Sizes

8" × 8"

10" × 8"

12" × 8"

14" × 8"

16" × 8"

18" × 8"

20" × 8"

24" × 8"

30" × 8"

10" × 10"

12" × 10"

14" × 10"

16" × 10"

18" × 10"

20" × 10"

22" × 10"

24" × 10"

26" × 10"

28" × 10"

30" × 10"

Dut Elbows Short Way 90° – 2 × 2 Throat (Unassembled)

Dimensions: A × B

Sizes

10" × 8"

12" × 8"

14" × 8"

16" × 8"

18" × 8"

20" × 8"

22" × 8"

24" × 8"

30" × 8"

12" × 10"

14" × 10"

16" × 10"

18" × 10"

20" × 10"

24" × 10"

Duct Elbows Short Way 90° – 2 × 3 Throat (Assembled)

Dimensions: A × B

Sizes

10" × 8"

12" × 8"

14" × 8"

16" × 8"

18" × 8"

20" × 8"

22" × 8"

24" × 8"

30" × 8"

12" × 10"

14" × 10"

16" × 10"

18" × 10"

20" × 10"

Duct Tap-In Collars – 12" and 10" Long

Dimensions: A × B × Length

Sizes

25" × 9-1/2" × 12"

24" × 12" × 12"

24" × 8" × 10"

25" × 8" × 10"

26" × 8" × 10"

18" × 10" × 10"

20" × 10" × 10"

22" × 10" × 10"

24" × 10" × 10"

Duct Tap-In Collars – 4" Long

Dimensions: A × B × Length

Sizes

8" × 8" × 4"

10" × 8" × 4"

12" × 8" × 4"

14" × 8" × 4"

16" × 8" × 4"

18" × 8" × 4"

20" × 8" × 4"

22" × 8" × 4"

24" × 8" × 4"

Duct Tap-In Collars – 3" and 2" Long

Dimensions: A × B × Length

Sizes

10" × 3" × 3"

25 × 9-1/2" × 2"

S-Cleats

Dimensions: Size × A – Gauge

Sizes

8" × 7-5/8" - 30

10" × 9-5/8" - 30

12" × 11-5/8" - 30

14" × 13-5/8" - 30

16" × 15-5/8" - 30

18" × 17-5/8" - 30

20" × 19-5/8" - 30

22" × 21-5/8" - 30

24" × 23-5/8" - 30

25" × 24-5/8" - 30

26" × 25-5/8" - 30

48" × 48" - 30

60" × 60" - 30

60" × 60" - 28

60" × 60" - 26

60" × 60" - 24

96" × 96" - 33

120" × 120" - 26

120" × 120" - 24

Drive Cleats – 8" - 12"

Dimensions: Size × A – Gauge

Sizes

8" × 8" - 26

8" × 8" - 30

10" × 10" - 26

10" × 10" - 30

12" × 12" - 30

Drive Cleats – 48" - 120"

Dimensions: Size × A – Gauge

Sizes

48" × 48" - 26

60" × 60" - 30

60" × 60" - 28

60" × 60" - 26

60" × 60" - 24

96" × 96" - 30

120" × 120" - 26

120" × 120" - 24

120" × 120" - 22

Standing S-Cleats

Dimensions: Size × A – Gauge

Sizes

1/2" × 60" - 26

1/2" × 120" - 26

1/2" × 120" - 24

1" × 120" - 24

1" × 120" - 22

Fire Damper Angles

Dimensions: A × B × C – Gauge

Sizes

1-1/2" × 1-1/2" × 120" - 16

1-1/2" × 1-1/2" × 96" - 28

1" × 2" × 48" - 26

2" × 2" × 96" - 30

Duct Hangers

Dimensions: A – Gauge

Sizes

8" × 24

9" × 24

Duct Hanger – 90° Twist

Dimensions: A × B – Gauge

Sizes

1-1/16" × 12-3/4" - 30

Duct Hanger Straps

Dimensions: A × B – Gauge

Sizes

1" × 60" - 22

1" × 120" - 24

1" × 120" - 22

1" × 120" - 18

1" × n/a - light

1" × 100' - 26

1" × 100' - 24

1" × 100' - 22

1-1/2" × 100' - 24

1-1/2" × 100' - 24

1-1/2" × 100' - 26

Pipe Supports

Dimensions: A – Gauge

Sizes

16" - 20

19" - 18

21" - 18

24" - 18

26" - 18

Joist Liners – 34"

Dimensions: A × height – steel thickness

Sizes

24" × 34" - .013

16" × 34" - .010

19" × 34" - .010

20" × 34" - .010

24" × 34" - .010

Return Air Frame

Dimensions: A × 3″

Sizes

36" × 3" (2-pc)

60" × 3"

About ECCO

ECCO™ opened in 1960 supplying HVAC contractors in Western Canada with pre-fabricated sheet metal products. Rapid growth ensued as ECCO™ became well known as a manufacturer and provider of consistently high quality products along with great customer service and expertise. Since the company’s inception and as the economy throughout Western Canada and North America has grown, ECCO™ has continued to develop and pursue new markets and opportunities.