4mm/5mm/7mm Backflow Prevention Joint Hose End Connectors Water Pipe Fitting One-way Check Valve Micro Irrigation Systems

4mm/5mm/7mm Backflow Prevention Joint Hose End Connectors Water Pipe Fitting One-way Check Valve Micro Irrigation Systems

• Material: PE
• Size: 4 mm / 5 mm / 7 mm (7.2 mm)
• Connection:
• 4 mm: uitable for inner diamete 3mm to4 mm inner pipe.
• 5 mm: suitable for inner diameter 4 mm to6 mm pipe.
• 7 mm (7.2 mm) : suitable for inner diameter 6 mmto8 mm pipe.