Span Instruments

There certainly are a lot of gauges to choose from these days. Many are imported. Most have the same stainless crimped ring throw-away construction, but there is one gauge that is American made and totally different in construction and appearance: The SPAN Liquid Filled Pressure Gauge Series. Only SPAN Gauges offer these unique features: ZYTEL NYLON CASE, ALL SIZES MATCH, "NO BUBBLE", TEMPERATURE COMPENSATED, LARGER DIAL, FREEZE PROOF, NON-YELLOWING GLYCERIN FILL.

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