potu malulu e aofia ai panels insulated (PUR / PIR sanuisi panel), potu malulu faitotoʻa (faitotoa faʻapipiʻi / taʻavale faitotoa), condensing iunite, evaporator (ea malulu), pusa pulea vevela, ea pupuni, paipa apamemea, faʻalautele valve ma isi mea fa'apipi'i.