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Keller-Heartt has Truegard Propylene Glycol Heat Transfer Fluids in both Inhibited and Food Grade! Order Today!
Propylene Glycol Available. Order Today!
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Frequently asked questions

Find answers to common questions about our products and services

  • The valve is included — this is a complete mini air regulator and valve assembly in a single unit, so no separate valve purchase is required.

  • This regulator has a 1/4 in. inlet port and a 3/8 in. outlet port. Before purchasing, verify that these sizes match the fittings and connections on your existing air supply setup to ensure a proper fit.

Key Features

  • Mini air regulator and valve combined in a single compact unit for space-efficient air pressure control

  • 1/4in. x 3/8in. port connections to suit compatible air line fittings and systems

  • Sold as new condition, ensuring out-of-the-box reliability

  • Manufactured by Fluidall, part number FHG24H420