MRU Maintenance kit SWG 100 BIOGAS includes 1x hose set 14 ml for pump SR 25 / 1x filter 0.2 m PTFE disposable, with 1/8" NPT / 2x filter Acrodisc PTFE 1.0 m, 3x inline activated carbon filters with Viton hose & adapter / 1x check valve / 1(PU) filter mats for fan extension 120x120mm, 1x spare parts set for nozzle filter unit