Grain round silos, ladders, platforms and catwalks
Danagri-3S offers the extensive range of GSI round silos in a multitude of capacities from 50 tonnes to 35,000 tonnes, and sizes ranging from 15' to 135' in diameter. Silos are available with or without external stiffeners and each silo can be customised to individual needs with regard to vents, external ladders, internal ladders, roof ladders, catwalks, doors, grain spreaders, drying floors and emptying equipment. Indoor and outdoor versions of silos are available.
We have hundreds of silo installations up and down the country with many different ways of filling, emptying, some with stirrers and drying floors, some as storage only. Contact us for more details.
Round Silos and accessories
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GSI are the world’s largest manufacturer of Grain SilosX
36’ diameter GSI Silos – ShropshireShow Full Screen
27’ Diameter Silos & auger – CheshireShow Full Screen
42’ diameter Silos – OxfordshireShow Full Screen
48’ diameter Silo – LincolnshireShow Full Screen
- Galvanized on top of high tensile steel for long life
- JS500 coated nuts, bolts and sealing washers
- Roof panels with high joining ribs for extra strength
- Huge range of diameters and heights
- Comes with tall access door and peak access hatch
- An Asset Protection System for your harvest!
Galvanized ladder, platform and catwalk options include
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Internal laddersX
Spiral staircase & roof ladder – ShropshireShow Full Screen
Spiral staircase & roof ladder – Cambs.Show Full Screen
Spiral stairs, roof ladder & peak walk-around – LincolnshireShow Full Screen
Individual access platforms – OxfordshireShow Full Screen
- Spiral staircases
- Vertical ladders with safety cages
- Roof ladders
- Peak walk-arounds for the tops of silos
- Eaves access platforms
- Catwalks & Towers
Roof Vents
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Help provide air flow through grain to assist dryingX
High mount roof vents for larger silos Show Full Screen
Standard roof ventsShow Full Screen
More roof vents on drying silosShow Full Screen
Eaves mounted roof ventsShow Full Screen
High mount roof vents Show Full Screen
- Help disperse air when filling
- Vents have grills or flaps to prevent bird access
- Special high mount vents for larger silos
- Powered roof exhausters
Grain Spreaders

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Agri-dry commercial gravity spreaderShow Full Screen
Scattergrain powered spreaderShow Full Screen
DNMC gravity flow spreaderShow Full Screen
- It helps give a complete fill
- It assists more even drying, cooling and aeration
- It stops dust and chaff from forming a central column
We offer four types of Grain Spreader:
- Conical Grain Spreader
- Farm Gravity Flow Spreaders
- Powered Grain Spreaders
- Agri-dry Commercial Gravity Flow Spreaders
Drying & Aeration Floors
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Drying or aeration floors assist grain conditioning,X
Plank style small grains drying floorShow Full Screen
Interlocking planks with perforationsShow Full Screen
Plenum Clean out doorsShow Full Screen
- Available for Grain or small seeds like Oil Seed Rape
- Silo drying floors cover the full diameter of the silo.
- Fully galvanized plank style floors
- Support frames and struts are galvanized
- Optional plenum clean out doors
Sweep Unloading Systems - Agricultural & Commercial
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Simple carry-in sweep auger for smaller farm binsX
Heavy duty centre well drive unit on Power-sweepsShow Full Screen
Sweep drive wheel with reductionShow Full Screen
8” sweep auger with backboard and intermediate wellShow Full Screen
25 degree powerheadsShow Full Screen
Horizontal powerheadsShow Full Screen
Rack & Pinion controls outside the binShow Full Screen
Vertical powerheadsShow Full Screen
- Direct drive Power-sweep with intermediate wells
- Sweeps available in 150, 200, 250 & 300mm diameter
- Unload speeds of up to150 tonnes/hour.
- External power heads are available in three formats:
- Horizontal, 25° incline or Vertical.
- Commercial sweeps of up to 400tph
- Power-sweeps are the modern method of unloading silos without any shovelling
Silo level Indicators
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Levalert mechanical bin level indicatorX
The Levalert indicator on outside of siloShow Full Screen
Levalerts on cement silosShow Full Screen
Side view of LevalertShow Full Screen
- Simple to install and use on all sorts of silos
- LevALERT® can sense most granular bulk solids
- Typical uses include:
- Grains, Feeds, Pellets, Fertilizers
- Minerals, Cement Powders, Sand - Can have electric sensor added
- Indicator shows bright yellow when product is in silo, black when empty
- Watch Video Here