NT25 - Condensate Neutralization Tank - 45 GPHAxiom NT25 Condensate Neutralization Tank 45 GPH The NT25 is ideal for neutralizing condensate from condensing boilers and furnaces operating on natural gas or propane. The condensate produced by these appliances is acidic and has the potential to harm the environment and the sewer system. The NT25 will neutralize the condensate to a more neutral pH level before it is discharged to drain. Features 45 Gal hr (170 l hr) or 80 Gal hr (300 l hr)with two