These louver panels above are 460mm wide by 300mm high. They have our 15mm wide x 400 long louvers pressed in them as well as perimeter holes. Material 1mm mild steel.

These louver panels above are 475mm wide by 300mm high. They have our 15mm wide x 400 long and also our 15mm wide x 300 long louvers in them aswell as a 60mm hole and perimeter holes. Material 1mm mild steel.