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I purchased everything locally from Home Depot and Walmart.
$10 for the 25' rv drinking water hose.
$25 for 20' of 3/8 copper tubing from Home depot
$8 for two pex fittings from Home Depot
$5 for 4 ss hose clamps from home depot
$15 for plumbing solder Kit at Home depot
$63 all together...