Our company offers to get acquainted with our services and which of our filters are especially good against viruses:
flow-through system "3 + 1" - a faithful and compact assistant in the fight against viruses. The third stage of purification with a carbon membrane, where the pore diameter is only 0.03 microns, will not allow any pathogenic bacteria to pass through. The price is 590 shekels.
Take care of your health. It's time to drink clean water!