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12pcs One-Way Check Valve Air Pump Accessories 4mm Red+White Non-Return Air Pump Accessories

KWD 3
Brand
HJTOOK
Weight
30 g
All electronics ship with US style plugs. You may need a voltage converter or a plug adapter.
– 1 +

Special Features

  • The check valve is designed to install the most common aquarium air pump without noise. When changing water or cutting off power, avoid letting water flow into the pump
  • The installation and operation are simple and convenient, and the detachable design makes it easier for you to clean and repair
  • Length: 43mm; Diameter: 15mm; Hole diameter: 4mm
  • Suitable for standard 3/16-inch air hose. It can be used in aquariums, fish tanks, and gardening. But don't put them in the carbon dioxide system
  • Package includes: 12 x One-way Check Valve

Description

Specification:
Product: One-way Check Valve
Length: 43mm
Diameter: 15mm
Hole diameter: 4mm
Material: Plastic
Color: Red + White
Package includes: 12 x One-way Check Valve
Suitable for: aquarium, aquarium, gardening, etc.
Installation instructions:
1. Before use, clean and dry both sides of the pipe to make the valve clamp tightly.
2. Check the flow direction of the valve to ensure correct installation.
3. Carefully install the air pump check valve on the pipe and fully connect it.
Tip: if the valve restricts airflow in both directions, insert something into the hole on the inlet side to push the valve open. After that, the valve will allow the airflow to move in the right direction.

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