The ASV20A vent frame is polished and grilles are naturally anodised aluminium. Model number relates to the engine horsepower for which it is suitable.
Free flow area in dm 0,83
Length A (inches) 11 13/16
Length B cut-out (inches) 11
Length C (inches) 4 5/8
Length D cut-out (inches) 3 13/16
Length E cut-out radius (inches) 1 29/32