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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
It's easy to install
Compatible with standard aquarium air pipe of 4mm inner diameter
10x One way check valve air pumps
There are many style goods in our store:watches, watch tools, magic puzzle cubes and Game accessories, etc!!! We are sure ,you can certainly find a satisfactory products from here -- top quality and top service. Looking forward to your attention and cooperation!
Customer Notice and Feedback:
Please leave us a positive feedback with 5 STARS , thank you so much!!!!
If you have any query or dissatisfaction, please contact us first before leaving a negative feedback, we can give you a satisfied answer and resolution.
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payment policy :
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The price of our goods will not include the tax fee, import tax, duty fee ,all will not be included in the price of goods or shipping fee .
We will prepare your goods after we receive your payment , and give you a tracking number after we send out your goods. You can visit the corresponding carrier`s website for online tracking information.
1. All items and accessories would be double tested before shipment. To be guaranteed in brand new condition and work perfectly...
2. We only ship your parcel strictly upon you confirmed mailing address . We are not responsible for missing parcel with unconfirmed mailing address.
3. We ship the items within 3 business days from Monday to Friday ( China Time, except public holidays and unexpected things ) after payment.
1. We accept return for unsatisfactory items. But we couldn't solve for your returned package if you havn't contact us.
2. Please email us to report defective products (send the picture of the items and stamp on the package) within 7 days upon receipt.
3. Returned items must come with the original parts, accessories.
4. Refund will be issued once we have received your returned items.
5. You should pay for the shipping fee if we have described clearly but you don't read it carefully that make you don't like it!
When you return it ,please pack it carefully, Thank you for your cooperation!
Hope you could kindly understand that ,thanks!