Tolsma-Grisnich Air Duct

Tolsma-Grisnich Air Duct

Tolsma-Grisnich Air Duct

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Tolsma-Grisnich Air Duct

Tolsma-Grisnich Air Duct

The semi circular air ducts are suitable for the ventilation of agricultural products, such as potatoes, onions, carrots and tuberous products. The semi circular air ducts are made of high quality galvanized sheet steel, which assure a long service life. The air ducts are being manufactured by Tolsma for over 30 years. 

Duct length up to 30 metres

TT ventilation ducts are assembled from thirteen different models. This enables total lengths up to 30 metres to be constructed. The AC or EC fans can be placed directly in front of the ventilation canal. 

The Advantages 

  • Excellent air distribution
  •  Product-friendly 
  • Easy to install 
  • Guaranteed long life.
Tolsma-Grisnich Fresh Box

Tolsma-Grisnich Fresh Box

Effective refreshment of CO₂ with minimal energy consumption. With the Tolsma Fresh Box, the air in the storage is being refreshed with optimal temperature and moisture condistions. This improves the product quality.
Tolsma-Grisnich Vision Control

Tolsma-Grisnich Vision Control

Tolsma offers the Vision Control climate control system for your potato storage. It includes energy management and an app.

Tolsma-Grisnich Air Control MAX (ACM)

The new ‘Air Control MAX’ fan for (potato) storage ventilation is innovative on 3 features: 36% reduction in noise level, Up to 35% fewer r.p.m., Air output up to 7% higher.
Tolsma-Grisnich Refrigeration Systems

Tolsma-Grisnich Refrigeration Systems

Refrigeration Systems achieving optimal storage efficiency was the goal in developing this direct cooling system, so minimal drying-in and energy saving are crucial
Tolsma-Grisnich

Tolsma-Grisnich

Tolsma-Grisnich is a Dutch specialist in intelligent storage technology and the company is renowned for automating and optimising the processing of agricultural products.