How do I fill my Mediflow Water Pillow? Customer Service Desk May 06, 2022 13:57 Updated Follow Please watch this video for step-by-step instructions on how to fill your Mediflow Water Pillow: Related articles How Much Water Should I Add To My Pillow? How often do I change the water in my pillow? How Do I Wash My Pillow? How Do I Know If All The Air Is Out Of My Pillow? I Wake Up With A Very Sore Neck and Upper Shoulders, Will This Pillow Help Me With My Issues? Comments 0 comments Article is closed for comments.