China Town

10 PCS Inline Check Valves for Fish Tank Air Pump, Interface: 4mm

$8.00 USD

Promotion Épuisé

Frais d'expédition calculés à l'étape de paiement.

Option 4mm

Quantité

1. Prevents water backflow via the pipe to damage air pump
2. 1 check valve for 1 air outlet
3. Good for air pump operating below the fish tank's top

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