The aquaponics facility (1) has closed water circuit, which comprises an aquaculture unit (2) and a hydroponic unit (5). The aquaculture unit has a water discharge (3), which is functionally connected with the hydroponic unit by a one-way valve (4), such that water is fed to hydroponic unit from the aquaculture unit. The hydroponic unit has a cold trap (6), which is functionally connected with the aquaculture unit, such that the reclaimed water of the cold trap is fed to the aquaculture unit. Independent claims are included for the following: (1) a method for operating an aquaponics facility; (2) a method for manufacturing an aquaculture product; and (3) a method for manufacturing a hydroponic product.