eBay

Non Return Valve One Way Check Air Pump Aquarium Airline 3mm-12mm Tube Fish Tank

Name: One way valve

Great one way check valve for aquarium air pump

Protect you air pump by preventing aquarium water from back siphoning during a power outage.

Small and compact

Made of durable plastic

Pressure range of the pressure-free check valve.
Open pressure approx. 0.003 MPA (0.03 kg water pressure)
Reverse back pressure approx. 0.7MPA (7kg water pressure)

Pressure range with pressure check valve.
Open pressure approx. 0.015 MPA (0.15 kg water pressure)
Reverse pressure approx. 1.0 MPA (10 kg water pressure)

Function: connect hose to prevent gas or liquid backflow

One-way confirmation method: if it cannot be identified, it can be tested by mouth, and the air can be blown out to confirm the inlet and outlet

Features: non-pressure type and pressure type, anti-ozone and anti-oil functions. Please see the description in detail and purchase according to personal needs.

Product characteristics: good thermal performance, strong chemical stability, non-toxic and tasteless

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The items you ordered will be shipped out in 2 business day by Air Mail when your payment is clear.

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If item is defective, you can return for refund or exchange within 30 days after receiving.We will swap for a good one upon stock availability, or make a refund.Do not worry about it. We will try our best to deal with the problem to make you satisfied.Thanks in advance !!!

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