Crossword clues for Air passageway 4 letters:VENTAir passagewayDUCTAir passagewayDUCTPassageway for airDUCTAir or tear passagewayINTAKEAir passagewayINTAKESAir passagewaysDUCTSAir passagewaysINTAKESPassageways for air.DUCTSAir-conditioning passagewaysDUCTSPassageways for heat or air