VN Series HVAC Nitrogen Purging Regulator Flowmeter, 35 to 25 SCFH Purge 3 to 6 SCFH Braze, 5 1 2 in L, CGA 580 no checkout or shred Provides excellent solvent resistance or shred Provides excellent solvent resistance non rusting titanium reinforced epoxy Engineered for making repairs to machinery and equipment that can be precision machined Withstands heavy loads in hard chemical environments High compressive strength 21 minute working time Hybrid design—regulator and flowmeter all in one Easy to read nitrogen cylinder content gauge with preset flow rates Heavy duty brass body designed for rugged field use No adaptors needed