Leinuosen 20 Pack Plastic One Way Non-Return Check Valves for Aquarium Air Pump Accessories, Black

Leinuosen 20 Pack Aquarium Air Pump Check Valves Plastic One Way Non-Return Check Valve Air Pump Accessories for Fish Tank, Black

Leinuosen 20 Pack Plastic One Way Non-Return Check Valves for Aquarium Air Pump Accessories, Black

Leinuosen 20 pack aquarium air pump check valves plastic one way non-return check valve air pump accessories for fish tank, black Features: Application: The check valve can be applied for common aquarium air pumps, protect you air pump by preventing aquarium water from back siphoning during a power outage. Quality: Made of quality plastic, durable and sturdy, not easy to break, ensure long time of usage. Practical design: The valves are detachable, you can unscrew to open it so as to clean and repair them easily. Specifications: Overall length: approx. 4.2 cm/ 1.7 inches Air hole diameter: 4 mm/ 0.16 inch Color: black Package includes: 20 x Air pump check valves Note: Manual measurement, please allow slight errors on sizes.

Key Features

• ✅ Application: the check valve can be applied for common aquarium air pumps, protect you air pump by preventing aquarium water from back siphoning during a power outage
• ✅ Quality: made of quality plastic, durable and sturdy, not easy to break, ensure long time of usage
• ✅ Practical design: the valves are detachable, you can unscrew to open it so as to clean and repair them easily
• ✅ Measurement: the air hole diameter is 4 mm/ 0.16 inch, the overall length is approx. 4.2 cm/ 1.7 inches, proper size for most fish tank
• ✅ Package contents: 20 pieces air pump check valves, sufficient for daily using and replacement; Color: black

✅ Color: Black

Shipping & Guarantees

• ✅ FREE standard shipping within the United States (3–6 business days)
• ✅ 100% money-back guarantee for lost or damaged items
• ✅ Secure checkout with encrypted payment processing
• ✅ Shipping via UPS, FedEx, and USPS
• ✅ Ships to lower 48 states only (no PO Boxes / APO / FPO)

Returns

• ✅ 30-day hassle-free returns
• ✅ Items must be unused and in original packaging
• ✅ Full refund if item is not delivered
• ✅ Guaranteed delivery within 6–7 business days

Payment Methods

✅ Credit Cards, PayPal, Shop Pay, Apple Pay, Google Pay, Amazon Pay, Meta Pay

Customer Support

✅ Questions? Contact us at Support@GiftAbay.com
We respond within 24 hours on business days.