{"id":455505,"date":"2026-04-01T00:05:24","date_gmt":"2026-04-01T00:05:24","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/volume-extraction-problem-no-ceiling-building\/"},"modified":"2026-04-01T00:05:24","modified_gmt":"2026-04-01T00:05:24","slug":"volume-extraction-problem-no-ceiling-building","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/volume-extraction-problem-no-ceiling-building\/","title":{"rendered":"Volume Extraction Problem (no ceiling building)"},"content":{"rendered":"<p>&lt;p&gt;hi, im using loft tool for the roof. Ive tried the surface loft (wont work in volume) and the 3d model in lofting in spaceclaim&lt;\/p&gt;&lt;p&gt;but when im doing a volume extraction it only read the volume floor &#8211; upto &#8211; the roof surface level (3d Model) (pic attached). or i dont need to use volume extraction no more?, i can just go with the enclosure?&lt;\/p&gt;&lt;p&gt;can u help me please&lt;\/p&gt;&lt;p&gt;my study is to simulate fluid flow from outside &#8211; inside &#8211; outside&lt;br&gt;thank youuuu&lt;\/p&gt;&lt;p&gt;note: the surface there is the ground, volume 1 (walls), volume 2 (roof &#8211; pyramid like)&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2026\/03\/31-03-2026-1774931584-mceclip1.png\" \/>&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-455505","topic","type-topic","status-publish","hentry","topic-tag-spaceclaim","topic-tag-volume-extract"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27789"],"_bbp_topic_id":["455505"],"_bbp_subscription":["665914","199842","39507"],"_bbp_author_ip":["124.105.121.205"],"_bbp_last_reply_id":["456300"],"_bbp_last_active_id":["456300"],"_bbp_last_active_time":["2026-04-12 03:02:54"],"_bbp_reply_count":["14"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["3"],"_bbp_engagement":["665914","199842","39507"],"_btv_view_count":["230"],"_bbp_topic_status":["unanswered"]},"test":"20-1-01423vsu-edu-ph"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/455505","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/455505\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=455505"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}