What you need to know about sheet masks, surgical, N95 and KN95 – NBC4 Washington

With the spiral coronavirus epidemic Many in cities and states nationwide, U.S. health officials are once again urging people to wear masks indoors in public, regardless of their immunization status, to help stop its spread.

This is because omicron is much more transmissible than previous variants of the coronavirus and causes outbreaks of COVID-19 across much of the country, accounting for over 73% of new infections, according to the United States Centers for Disease Control and Prevention.

Some health experts are also saying it’s time to reconsider your face mask options. Dr Shira Abeles, an infectious disease specialist at UC San Diego Health, says a basic fabric mask is no longer going to cut it.

“You have a location indoors, not good circulation, maybe you don’t know if people are vaccinated or not and you just have cloth masks and you’re in some stuffy kind of room, yeah, it will fail sooner than a very tight – adjusted filter mask “, said Abélès.

So what type of masks are best for the new omicron COVID-19 variant?

Due to the highly transmissible omicron variant, some experts advise the public to wear a tight-fitting, high-filtration mask like N95 – typically used by healthcare workers in high-risk environments – amid concerns that fabric and commonly used surgical masks may not provide sufficient protection.

Photo by Craig F. Walker / The Boston Globe via Getty Images

Either way, health officials say the best masks are the ones that cover your nose and mouth and fit snugly so that there is no space on the sides of your face.

the CDC also says to choose masks with two or more layers and a nasal thread to prevent air from escaping through the top. He suggests holding your mask to check if it’s blocking light, which means the fabric will likely filter out more particles.

If you want extra protection, experts also suggest wearing two masks or pairing them with a mask installer to make sure they don’t leave any gaps.

What is the difference between an N95 and KN95 mask?

An N95 mask is a filtering facepiece respirator (FFR). The Federal Code of Regulations defines an FFR as a negative pressure particulate respirator with a filter integral with the mask or with the entire face shield comprised of the filter material. An N95 means the mask has been designed to filter out at least 95% of the airborne particles it encounters. The masks were also made to form a seal on the face of the wearers.

The difference between an N95 mask and a KN95 mask is where the mask is certified. Masks have different sources of approval and names depending on the country of origin. Those produced in the United States and certified by the National Institute for Occupational Safety and Health are called N95, R95, or P95. In China, they are referenced KN95 and in Europe, they are called FFP2.

The CDC warns, however that 60% of KN95 respirators in the US are counterfeit and do not meet NIOSH requirements.

Check out this list to see which N95 masks are NIOSH approved.