Gardner Denver released a oil-free screw air compressor line, the PureAir T & TVS 90 – 355 KW.
This new compressor series promises reduced cost of ownership, a special airend coating “GD RotorArmor™, unmatched efficiency and comes with 2 years warranty and 5 years extended airend warranty.
More about this line of oil-free screw compressors here.