Amazon.com: SoClean Genuine Replacement Cartridge Filter Kit for SoClean 2 Machines | Includes One Filter Cartridge and One Check Valve | Authentic OEM Part with Full Warranty | New Eco-Friendly Packaging :
SoClean 2 Replacement Cartridge Filter Kit, Includes Filter and Replacement Check Valve, For Use with SoClean 2 CPAP Equipment, #PN1207UNI
Amazon.com: resplabs Cartridge Filter Kit - Generic Replacement Filters, Fits the SoClean 2 CPAP Cleaner and Sanitizing Machine : Health & Household
SoClean 2 Cartridge Filter Kit | GoCPAP
Cartridge Filter Kit for the SoClean 2 Go | SoClean - Fast and Easy Sleep Equipment Maintenance | SoClean US
Replacement Cartridge Filter Kit for SoClean 2 Machines - Ober Health