Good products and investing in such it is just a time to look into such of a quality during the novel coronavirus, and it is a vital tool; however, such vents is not recommended in favor of WHO standards.
There could be some modifications to the design to appease WHO standards.
But good product which is a good investment during a historical moment as this pandemic, and the time is now to take action for your health as well as for the safety of others. As the novel coronavirus taken into effect is our calling to clean up our act as a whole I recommend this product.
Clean appearance with a justified cause is the mission statement with this product, because it comes with literature to educate.