https://community.graphisoft.com/t5/Documentation/Multiple-Phase-Project-Renovation-Filter/m-p/263561#M40844 You can add extra <I></I><S><I><I></I></I></S>filters<E></E> but not extra <I></I><S><I><I></I></I></S>phases<E></E>. You only have the three, ie Existing, Demolished and New. Multiple phases will need to be dealt with either with extra layers or extra files. Mon, 29 Feb 2016 11:06:06 GMT Bruce 2016-02-29T11:06:06Z https://community.graphisoft.com/t5/Documentation/Multiple-Phase-Project-Renovation-Filter/m-p/263560#M40843 <DIV class="actalk-migrated-content"><T>Is it possible to add renovation filters? I have a site which will be going through more than one demolition and construction phase, I would like to keep all the phases in the one project so I can see how alterations at one stage will effect subsequent phases.</T></DIV> Fri, 19 May 2023 13:33:09 GMT https://community.graphisoft.com/t5/Documentation/Multiple-Phase-Project-Renovation-Filter/m-p/263560#M40843 GeorgieB82 2023-05-19T13:33:09Z https://community.graphisoft.com/t5/Documentation/Multiple-Phase-Project-Renovation-Filter/m-p/263561#M40844 You can add extra <I></I><S><I><I></I></I></S>filters<E></E> but not extra <I></I><S><I><I></I></I></S>phases<E></E>. You only have the three, ie Existing, Demolished and New. Multiple phases will need to be dealt with either with extra layers or extra files. Mon, 29 Feb 2016 11:06:06 GMT https://community.graphisoft.com/t5/Documentation/Multiple-Phase-Project-Renovation-Filter/m-p/263561#M40844 Bruce 2016-02-29T11:06:06Z