German KSI Filtertechnik ECOTROC MT and MT-PLUS membrane compressed-air dryers use membrane (gas-separation) technology to remove moisture from compressed air without electricity and with no moving parts, giving quiet and near-maintenance-free operation. ECOTROC MBD-PLUS is a system solution that bundles the membrane dryer with the mandatory KSI ECOCLEAN SMA pre-filter and wall-mount brackets to ensure correct operation and clean inlet air. Suited to point-of-use drying, instrument air, and locations where electricity is unavailable.