10Pcs/Lot 3~16mm Mini PP Non-Pressure Check Valve Aquarium Tank Fittings Air Pump One-way Valve Drip Irrigation Hose Joint Non-Return Valve

Product Name: PP Non-Pressure Type Check Valve Valve Body Material: PP Plastic (Food-grade) Valve Core Material: Silica Gel; Built in 304 stainless steel spring; (Food-grade) Valve Core Retention Method: Spring Type Reverse Pressure: ≤ 1MPa Color: Translucent Connection Mode: Fast Connect Use temperature range: -50 ~ 140 degrees Celsius

Performance: 1. Acid and alkali resistance, oil resistance, ozone resistance, acid and alkali resistance and other corrosive liquids or gases; 2. Good sealing, convenient installation, reliable connection, convenient use, economical and practical.

Note: This is non-pressure check valve does not need to reach a certain pressure, as long as there is water flow, the valve will open

Product details and features: All food grade material, environmental protection, non-toxic and non-toxic Acid and alkali resistant Can be used in aquarium, food, medical treatment, irrigation, municipal water supply,oil gas / liquid transportation, etc

Note: Size is measured by hand, there may be some little error, please understand