No inline needed before the valves. Install a valve in between each tank and your T, and then run from your T to a water seperator and then to the engine. And it's FERM for short, or THERM if you speak windtalker

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				2011 SUNDANCE B20CCR SKIFF, 2011 YAMAHA 90HP 4 STROKE, 2011 KARAVAN SINGLE AXLE ALUMINUM TRAILER, LOWRANCE ELITE-7 HDI, MINN KOTA RIPTIDE TROLLING MOTOR
2000CC HYDRA-SPORT 225+HP EVINRUDE SOLD
AND THE PINK JEEP!!!! R.I.P.
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