Formula breaking through: EVA INTERLAYER BLOCKING STRONGEST UV-A 380-400 NM RAYS REACHING 90% Our RESEARCH LAB has reached a milestone, by improving formula of EVA interlayer film, to enable our super clear EVAFORCE interlayer film to block UV-A 380-400 nm radiations over 90%. UV-A ULTRA-VIOLET RAYS(315-400) is best at penetration through glass to enter into … Continue reading Formula breaking through: EVA INTERLAYER BLOCKING STRONGEST UV-A 380-400 NM RAYS REACHING 90%