The company was founded in 1948, and soon it became the biggest manufacturer of air handling equipment in Czechoslovakia, with an established network of installation and service centres. Its production program was focused at the very beginning on supplies of air handling equipment such as fans, separators and dust collecting filters, dryers, and equipment for pneumatic haulage of bulk materials.
The basic manufacturing program was gradually extended through the development of new, more efficient equipment, and the company has become the most important manufacturer and supplier in the following fields:

Particular divisions offer the following products and services:

Products:

• Axial and radial industrial ventilating fans
• Spare parts for fans
• Semi-trailers and containers for transport of loose material
• Square steel pipes for air-conditioning and ventilation including accessories
• SPIRO round pipes
• Noise silencers
• Category III air-conditioning pipes including accessories
• Supporting frames
• Pressure vessels, reservoirs, silos
• Products made from carbon steel, stainless steel and aluminium alloys according to customers’ demands

Services provided:

• Static and dynamic balancing of rotational components
• Spraying in paint chamber while observing strict ecological requirements
• Noise measurements and tests in an acoustic testing room
• Repairs and maintenance of ventilating fans
• Repairs and maintenance of tankers
• Destructive and non-destructive weld tests
• Analyses of material composition