Fluval New 207 External Filter. FLUVAL EXTERNAL FILTER BIO-FOAM PADS 105/106/205/206/305/306/405/406 FISH TANK. 07 filters are big on power, yet small on energy consumption. The 107 and 207 models, for example, draw as little as 10 watts of electrical energy, which is equivalent to a single household LED lightbulb!
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