Customer matched zone "United States (US)" Product Price Quantity Subtotal × PerfectO2 Filter Smart PakAvailable on backorder $9.24 PerfectO2 Filter Smart Pak quantity $9.24 × Platinum 5 and 10 Foam Cabinet Filter $0.66 Platinum 5 and 10 Foam Cabinet Filter quantity $0.66 × Micro-Disk Filter - RespironicsAvailable on backorder $2.05 Micro-Disk Filter - Respironics quantity $2.05 × Oxygen Cannula – Ear Protectors $1.03 Oxygen Cannula – Ear Protectors quantity $1.03 Coupon: Apply coupon Update cart You may be interested in… Quick View Humidifier bottle 0-10 LPM Rated 0 out of 5 $3.26 image/svg+xml Add to cart Quick View Intake HEPA Filter – Invacare – clear Rated 0 out of 5 $7.50 image/svg+xml Add to cart Quick View Millennium Foam Cabinet Filter Rated 0 out of 5 $0.75 image/svg+xml Add to cart Quick View Platinum Filter Kit Rated 0 out of 5 $10.00 image/svg+xml Add to cart Cart totals Subtotal $12.98 Shipping Weight Based Shipping: $10.40 Shipping to AZ. Change address Select a country / region… United States (US) Select an option… AlabamaAlaskaArizonaArkansasCaliforniaColoradoConnecticutDelawareDistrict Of ColumbiaFloridaGeorgiaHawaiiIdahoIllinoisIndianaIowaKansasKentuckyLouisianaMaineMarylandMassachusettsMichiganMinnesotaMississippiMissouriMontanaNebraskaNevadaNew HampshireNew JerseyNew MexicoNew YorkNorth CarolinaNorth DakotaOhioOklahomaOregonPennsylvaniaRhode IslandSouth CarolinaSouth DakotaTennesseeTexasUtahVermontVirginiaWashingtonWest VirginiaWisconsinWyomingArmed Forces (AA)Armed Forces (AE)Armed Forces (AP) Update Total $23.38 Proceed to checkout — OR —