Axtron Vietnam 400 GPD RO System – High-Capacity Commercial RO with 4 Membranes & Dual Pump for Maximum Pure Water Output !! Unlike ordinary RO systems that struggle under heavy load, Axtron 400 GPD is engineered for power, stability, and long operational life. The dual pump + 4 membrane design ensures consistent output, reduced pressure stress, and superior purification—making it a reliable solution for demanding environments