1/4 Inch (6mm) One Way Inline Check Valve Plug In Barb Non Return Valve For Water And Air Systems ABS Plastic Durable DIY Friendly Easy Opening At 0.5kPa Stops Backflow Up To 300kPa Six Pack

Six-Pack 1/4 In Inline Check Valve for Water and Air
✔️ Six 1/4 in inline valves with ABS body, 42.4 mm (1.67 in) long, opens at 0.5 kPa

These one way inline check valves are designed for water and air systems. They prevent backflow while allowing smooth forward flow and are commonly used in water filtration, air lines, and small machinery.

✅ 1/4 in barb fittings fit 3/8 in hose IDs
✅ ABS plastic body with silicone diaphragm for durability
✅ Opens at 0.5 kPa to start flow easily
✅ Blocks backflow up to 300 kPa for system protection
✅ Length 42.4 mm (1.67 in); six pack for DIY projects

💡 What is an inline check valve and why is it handy for water and air lines?

- Prevents reverse flow in tight spaces you gotta work with - Opens at low pressure so setup is quick and easy - Keeps media moving forward and protects equipment - Built from durable ABS plastic with a silicone diaphragm for longevity