What are the categories of disposable masks? Flat masks are divided into: cotton mask, non-woven mask, polymer mask, active carbon powder filter mask, activated carbon fiber felt mask.Size specification: 18x9 (adult), 15x9 (child ).Product material: non-woven fabric, filter paper (filter 95% and 99%), lead-containing carbon cloth (anti-virus ).1.Product Introduction: size 17.5cmx9.5 cm,50/box,2000/box,Disposable masks are divided into disposable two-layer masks, disposable non-woven masks, disposable three-layer masks and disposable activated carbon masks.2.Disposable three-layer mask is made of two-layer non-woven fabric and filter paper;A disposable three-layer mask is composed of two layers of fiber non-woven fabrics that are professionally used for medical hygiene. in the middle, a layer of filter and anti-bacteria of more than 99% is added to the filter and dissolved spray cloth. the nose beam is made of environment-friendly full plastic strips, without any metal, with full steam,Comfortable.Fil
What are the pre-filter, water purifier and water softener installed? If there is the best equipment room, if not, it is recommended to live on the balcony. if these are not available, there is only the kitchen. can you check that the kangligen all-in-one machine saves space? There are also cooks in the kitchen. I don't know what you are.