Exhalation Elbow Kit with Diffuser for HC400 Series Nasal MasksExhalation Elbow Kit with Diffuser for HC400 Series Nasal Masks.Manufacturer: Fisher & Paykel SKU: 900HC441 $30.00 Qty: Add to cart Ship toSelect countryUnited States of AmericaUnited States of AmericaUnited States of America *Other *Shipping MethodNameEstimated DeliveryPriceNo shipping optionsApply Custom wishlist OKAdd to wishlistAdd to compare listEmail a friendExhalation Elbow, HC406 and HC407 Nasal Mask Exhalation Elbow, Exhalation Elbow for HC406 and HC407 Nasal Masks