Anti-insect filter for outlet grille or fan cut-out 291x291mm ext dim 336x316mm

"Filter from stainless steel for ClimaSys CV enclosures" "The product is to be mounted between enclosure and outlet grille" "The cut width is 280mm" The cut height is 280mm The filter is 8mm thick Cut-out dimensions is 291 x 291mm "This product is qualified as a green premium, with minimal use of hazardous substances"