Western Enterprises VN 250 CGA-580 HVAC Nitrogen-Purging Regulator/Flowmeter

Thanks to a rugged brass body, this hybrid regulator/flowmeter ensures lasting use. The nitrogen cylinder content gauge creates an easy-to-read design for quick reference. Designed for use as both a regulator and a flowmeter. Heavy-duty brass body can handle rugged use in the field. Nitrogen cylinder content gauge is easy to read and offers preset flow rates. Requires no adapters.