- International HOME EFFICACY TESTS FAQS 1 POLTI Spa – Via Ferloni, 83 – 22070 Bulgarograsso (Como) Italy – VAT registration number: 01457440137 – REA registration number: Como 171547 – Share Capital Euro 1.761.426 – Data Protection *Tests and / or studies by third-party and independent laboratories certify that Polti Sani System kills up to 99.999% of microorganisms (viruses, germs, bacteria, fungi, spores and yeasts). COOKIE USAGE This website requires cookies to provide all of its features. For more information on what data is contained in the cookies, please see our "Privacy Policy page". To accept cookies from this site, please click the Allow button below. ALLOW