Round Grain Bin Aeration Duct & Parts | A&S Ag Sales

Dealer Service with Direct Sale Pricing!

A&S Ag Sales carries round aeration ducting and components for grain bin aeration systems in 12" and 18" sizes. Round ducting can be used to build, repair, or expand an aeration system and help distribute airflow through stored grain.

12" Round Aeration: Shop round ducting, fittings, and components for 12" aeration systems.
18" Round Aeration: Shop round ducting, fittings, and components for 18" aeration systems.
Aeration Parts: Find the duct sections, fittings, connectors, transitions, and other components needed to complete or repair your system.

Pair your round aeration system with the right fans and transitions for your grain bin setup. Not sure which size or aeration parts you need? Call A&S Ag Sales at (218) 437-8200 and we'll help you find the right components.

Quick view Details

Perforated End Cap

MSRP:

Now: $13.00

Choose Options
Compare
Quick view Details

Caldwell

Solid End Cap - Round

MSRP:

Now: $18.00

Choose Options
Compare
Quick view Details

Caldwell

Aeration Reducers (12" 14" 18" 24")

MSRP:

Now: $115.00

Choose Options
Compare
Quick view Details

Caldwell

4-Way Cross Round

MSRP:

Now: $420.00

Choose Options
Compare
Quick view Details

12" Flanged Wall Inlet Adaptor

MSRP:

Now: $107.00

Add to Cart
Compare
Quick view Details

Caldwell

18" Y-Box

MSRP:

Now: $498.00

Add to Cart
Compare
Quick view Details

Caldwell

18" Reinforcement Ring

MSRP:

Now: $29.00

Choose Options
Compare
Quick view Details

Caldwell

18" Perforated Duct - 4' Long - 20 Guage - Interlocking Seam (Canola)

MSRP:

Now: $93.00

Add to Cart
Compare
Quick view Details

Caldwell

18" Solid Duct - 4' long - 22 Guage - Interlocking Seam

MSRP:

Now: $75.00

Add to Cart
Compare
Quick view Details

Caldwell

12" Y-Box

MSRP:

Now: $406.00

Add to Cart
Compare
Quick view Details

Caldwell

12" Reinforcement Ring

MSRP:

Now: $21.00

Add to Cart
Compare
Quick view Details

Caldwell

12" Perforated Duct - 4' Long - 20 Guage - Interlocking Seam

MSRP:

Now: $73.00

Add to Cart
Compare

Quick view

Perforated End Cap

12" or 18" perforated end cap for the end of a perforated aeration duct. It lets air keep flowing out into the grain right to the very end of the run instead of dead-ending the airflow.

MSRP:

Now: $13.00
Choose Options Compare
Quick view

Caldwell

Solid End Cap - Round

12" or 18" solid end cap to close off the end of a solid aeration duct run. Keeps grain out and air in, finishing your ducting line cleanly.

MSRP:

Now: $18.00
Choose Options Compare
Quick view

Caldwell

Aeration Reducers (12" 14" 18" 24")

Duct reducer for stepping your aeration ducting down to a smaller diameter. Keeps the air moving smoothly where pipe sizes change in your system.

MSRP:

Now: $115.00
Choose Options Compare
Quick view

Caldwell

4-Way Cross Round

Four-way cross for sending aeration airflow in four directions from a single point. Ideal for laying out even coverage across a bigger bin floor. Available in 12" and 18"

MSRP:

Now: $420.00
Choose Options Compare
Quick view

12" Flanged Wall Inlet Adaptor

12" flanged wall inlet adaptor, made to slip neatly into a 12" fan. It mounts through the bin wall and gives your fan a clean, sealed connection to the aeration ducting inside.

MSRP:

Now: $107.00
Add to Cart Compare
Quick view

Caldwell

18" Y-Box

18" Y-box for branching a single aeration run into two directions. Great for spreading airflow across a larger bin floor with bigger ducting.

MSRP:

Now: $498.00
Add to Cart Compare
Quick view

Caldwell

18" Reinforcement Ring

18" reinforcement rings keep your larger ducting round and rigid under load. New ducts need three rings per 4-foot section — and for the 18" duct you'll want one of each color. Order accordingly.

MSRP:

Now: $29.00
Choose Options Compare
Quick view

Caldwell

18" Perforated Duct - 4' Long - 20 Guage - Interlocking Seam (Canola)

18" perforated aeration duct, 4 feet long, in 20-gauge steel with an interlocking seam. The perforations are sized for canola. Need cereal-grain perforations instead? Just call the office and we'll...

MSRP:

Now: $93.00
Add to Cart Compare
Quick view

Caldwell

18" Solid Duct - 4' long - 22 Guage - Interlocking Seam

18" solid aeration duct, 4 feet long, in heavy 22-gauge steel with an interlocking seam. The larger diameter carries more air for bigger fans and deeper grain, with no perforations so the air goes...

MSRP:

Now: $75.00
Add to Cart Compare
Quick view

Caldwell

12" Y-Box

12" Y-box for splitting a single aeration duct run into two directions. A handy fitting when you need to branch your airflow across a larger bin floor.

MSRP:

Now: $406.00
Add to Cart Compare
Quick view

Caldwell

12" Reinforcement Ring

12" reinforcement ring, sold one per pack and finished in black. You'll want two of these for each solid or perforated duct section to keep the ducting round and rigid under the weight of the grain.

MSRP:

Now: $21.00
Add to Cart Compare
Quick view

Caldwell

12" Perforated Duct - 4' Long - 20 Guage - Interlocking Seam

12" perforated aeration duct, 4 feet long, in 20-gauge steel with an interlocking seam. The perforations let air escape evenly into the grain, so you get good, consistent aeration the length of the...

MSRP:

Now: $73.00
Add to Cart Compare

1
2
Next

1
2
Next

Compare Selected