Determine Your Type of A+ Filtering We have two types of filtering for Windows available - Our S4F FilterPak and our HSP Filtering. The easiest way to determine which type of filtering you have is by the sign-on screen you get from us when you go on the Internet. Click on the sign-on screen below that matches what you see when you sign-on and this will take you to the correct member's area. If you are not sure which type of HB filtering you are registered to use email HB support at support@hedge.org. If you get this Sign-on screen you have our Premium S4F Version 7 Filtering - click HERE . If you get this Sign-on screen you have our HSP Filtering - click HERE.