JZMYXA Check Valve for Aquarium Air Pump 20 Pieces,One Way Non-Return Check Valve
JZMYXA One Way Non-Return Check Valve (20 Pieces) Total length: 2.1 In/53.6 mm. Connector length 0.53 In/13.5 mm. Connector dia 0.16 In/4mm. Notes: Fit for common aquarium air pump or DIY CO2 system accessories etc, but please do not use them with Professional co2 system. Packing List: 20 x One Way Non- Return Check Valve
Product Features
- 20 pieces. Total length: 2.1 In/53.6 mm, Connector length 0.53 In/13.5 mm, Connector dia 0.16 In/4mm.
- Material: Transparent plastic, net weight 0.14 oz/4 g, strong and durable.
- Fit for common aquarium air pump or DIY CO2 system accessories etc, but please do not use them with Professional co2 system.
- Protect you air pump by preventing aquarium water from back siphoning during a power outage.
- Packing List: 20 x One Way Non-Return Check Valve.
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