Filter type: filter cartridge Material: Synthetic polyester fleece NANO-coated, BGIA M, Dimensions: 1200mm x Ø325mm, filter area 25m² Properties: Closure 3-eyelet plastic swivel flange open/closed, FL4, seal on the head on both sides, metal support grid inside Alternative for: ULMATEC #FP-324-12-25-N-NANO (A007968) Suitable for: e.g. ULMATEC