Applicable size: Our filter cotton is 16 x 7-1/4 x 7/8 inches (wide x high x thick), which is perfectly matched with the room filter.It can also be cut into other sizes to meet various needs. Double -layer design: The double -layer glass fiber material is used to make a filter to increase the filter area, achieve higher adsorption ability and better filtering effect, and make your work space more secure. Compatibility: The spraying room filter is compatible with products such as Master// Enterprise/AirHobby; please confirm the model before buying.Our filter cotton is also suitable for aquarium filtering, fan filtering and other similar needs. High -quality materials: Our spraying room filter is made of high -quality glass fiber. It is soft, not easy to deform, and has a longer life. It can reduce the frequency of replacement, reduce internal cleaning time and maintenance costs.Appropriate density can and purify particles with or PM2.5 to that the indoor air is . Professional: We are experts in the professional cleaning industry.If you are a painter, our products can provide you with more secure air to your physical and mental health while pursuing your hobbies., Manufacturer: Mcnhbdgg