According to their performance, fans can be classified from lower to middle class, i.e. with air flow rate of up to 18 m3s-1 and total pressure of up to about 15,000 Pa or, a two-stage RVH 800 fan of up to 24 700 Pa. The sphere of application of these fans is very wide. From transporting clean compressed air through transport of slightly polluted air in industrial environments or transport of industrial waste in the wood processing industry, paper mills and similar operations, to special explosion-proof fans for ZONE 22 and ZONE 1 - formerly SNV 1, SNV 2, plastic coated or rubber coated fans supplied for ovens, boilers or for sucking off fumes in the chemical industry.
Production preparation, production and control process are carried out according to guidelines that have been set for granting the ISO 9001 certificate. The certificate audit was carried out by a British BSI REGISTERED FIRM and is periodically updated every year.