10Pcs/Lot 4~12mm POM Check Valve Aquarium Fish Tank Water Pipe One-way Valve Water Air Pump Adapter Watering Irrigation Hose Joint Non-Return Valve

Product Name: POM Pressure Type Check Valve Opening Pressure:≥ 0.01Mpa Reverse Pressure: ≤ 1MPa Valve Body Material: POM Plastic (Food-grade) Valve Core Material: Silica Gel; Built in 304 stainless steel spring; (Food-grade) Valve Core Retention Method: Spring Type

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 pressure type check valve, it needs to reach a certain pressure(0.01MPa) before 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