A good ventilation of the product is essential for storage with a high efficiency and reducing storage losses of for example potatoes and onions. Tolsma-Grisnich has developed several products, which can be used for both box and bulk storage. These ventilation systems have been developed especially for the needs of our customers and are widely applicable.
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. Read more
The Tolsma-Grisnich fans are developed and produced in-house and are unique in its kind. The fans are designed to ensure a long life and a high efficiency. Read more
The new 'Air Control MAX' fan is innovative on 3 features:
36% reduction in noise level
Up to 35% fewer r.p.m.
Air output up to 7% higher
The semi circular air ducts are suitable for the ventilation of agricultural products, such as potatoes, onions, carrots and tuberous products. Read more
The Quadro air-mix unit is specially designed for box storage. The internal air is mixed with fresh air from outside until the required ventilation temperature has been reached. Read more
Circulation fans are hung in storage facility roofs to prevent condensation build-up on ceilings. Read more