Floor_RaiseByValueTxTy
From ZDoom Wiki
239:Floor_RaiseByValueTxTy (tag, speed, height)
tag: Tag of affected sector speed: How quickly the floor moves height: Amount to raise floor by
Raises a tagged sector's floor by height units and uses the trigger change model to give it a new picture and special. If tag is 0, then the sector on the line's back side is used.

