WHICH HAIRDRYER CAN I USE THE AIR DIFFUSER WITH? 02 August 2023 07:37 The diffuser can only be used with the ghd air® hairdryer. Unfortunately, this will not work with the ghd flight®. Related articles WHAT IS THE WARRANTY ON MY PRODUCT? HOW DO I CLEAN MY HAIR DRYER? WHAT IS THE DIFFERENCE BETWEEN THE GHD HAIR DRYERS? HOW DO I CLEAN MY GHD DUET STYLE? GHD ORIGINAL STYLER