would this chiller work ?

hi glad to have found this site in my searches benn looking around and this is one of the best info sites i seen my question to us hydro growers would this chiller work in a small rez. to keep temps below 70 -68 ish is great i run 6 gallon rubbermaid tubs and my temps are in the mid to high 70s im sick of frozen bottles temp fluxstretting my plants anyone with any info that have used small nano chillers in small rezes please drop some light on this subject thanks CL-150 Titanium Chiller by AquaEuro USA* - AquaCave

anyboby ever try these chillers or anyones like it heres another one please let me need to order one someone had to tryed nana chillers for small rezs Amazon.com: Imperial Garden Products Chiller CL150: Kitchen & Dining