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In-Line Sight Glass for my RIMS | Homebrew Talk - Beer, Wine, Mead, & Cider Brewing Discussion Forum
GRAINGER APPROVED Sight Glass, Moisture Indicator, 7/8 x 7/8 Fitting Size, Sweat, 5 5/8 in Overall Length (In.) - 6AWU6|6AWU6 - Grainger
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Oil Liquid Level Gauge Sight Glass 3/4 NPT Male Threaded 304 Stainless Steel Air Compressor Fittings - Walmart.com
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