DN16 WATER GARDEN HOSE

A DN16 hose means Diameter Nominal 16 — in metric terms, that’s a hose with an internal diameter of about 16 mm (1.6 cm).Here’s the quick conversion:16 mm ≈ 5/8 inch (0.63″) inside diameterOuter diameter depends on hose wall thickness, so it’s usually a few mm largerIt’s commonly used for:Irrigation systems (especially drip and micro-irrigation)Low-pressure water deliverySome pneumatic or coolant applications