The air conditioner filter screen plays an important role in air conditioning system because it can effectively filter large particles of dust and hair in the air, and prevent foreign matters from entering the air conditioner. In addition, it can be used on air vents, grilles, etc. Specification Color: Black Material: Plastic Size: 1200mm x 1000mm x 0.5mm/47.2" x 39.4" x 0.02" (L*W*T) Packing List: 1 x Air Conditioner Filter Screen (not come with frame) Advantage 1. It is made of PP material, durable and impact resistant, and can use for a long time. 2. The mesh size of the filter screen is tiny enough to isolate foreign matters from entering the air conditioner. Instruction Step 1. Cut off the old air conditioning filter screen. Step 2. Cut out a new filter screen according to the size. Step 3. Fix the filter screen edge on the old filter screen frame. NOTE 1. Please confirm the size of the air conditioner filter before buying. 2. Replace the air filter screen regularly to ensure its clean performance. 3. The filter does not come with an outer frame, please place your order with caution.