Present participle; Past participle - insulating - insulated Present - insulate - insulate - insulates - insulate - insulate - insulate Past - insulated - insulated - insulated - insulated - insulated - insulated Future - will insulate - will insulate - will insulate - will insulate - will insulate - will insulate Present conditional - would insulate - would insulate - would insulate - would insulate - would insulate - would insulate Present Perfect - have insulated - have insulated - has insulated - have insulated - have insulated - have insulated Past Perfect - had insulated - had insulated - had insulated - had insulated - had insulated - had insulated Future Perfect - will have insulated - will have insulated - will have insulated - will have insulated - will have insulated - will have insulated Past conditional - would have insulated - would have insulated - would have insulated - would have insulated - would have insulated - would have insulated Imperative - - - insulate - - - - - - - -