Type: Filter cotton / filter


This set includes: 1 small straight glass refiner; 1 aquarium strong suction cup; 1 check valve; 1 glass U-tube.

Co2 glass refiner: 6cm / 2.36″ * 2cm / 0.79″

check valve: prevent water from flowing back into the oxygen pump, protect the role of the oxygen pump

co2 glass refiner: the body is made of high quality glass, acid and alkali resistant, not dip Corrosion, high transparency, with curved glass connection trachea, small size

and beautiful appearance, designed for water tank, does not occupy space, can significantly improve the dissolution rate of CO2, high diffusion efficiency

Note: glass products are beautiful but fragile, please use carefully, Do not insert brute force to avoid breakage of the glass tube. It is recommended to use hot water to

soften the head of the tube before inserting the tube.


1. There is 2-3cm difference according to manual measurement. please check the measurement chart carefully before you buy the item.

2. Due to different display settings, the color of real item may slightly different from the picture show.


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
  • If you received the wrong item you can request a refund or a reshipment.
  • If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

We do not issue the refund if:

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of BabeVN (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

5 stars
4 stars
3 stars
2 stars
1 star
Write a Review
16 Sep 2020

Glass, well packed, no tracking, all the whole.

16 Sep 2020

Got it right, as is in the picture.

16 Sep 2020

All in all thanks

16 Sep 2020

The product corresponds to the description but one part was broken

14 Sep 2020

Everything is fine, well packed, came whole.

12 Sep 2020

The item fits the description. I like it

11 Sep 2020

The order arrived in Moscow in a month. The product is satisfied. Came in safe and safe, although the box is mint. The track was not tracked.

10 Sep 2020

Fast shipping! Thank you store!

8 Sep 2020

Everything went well and did not crash

8 Sep 2020

THE product arrived well packaged working perfectly

8 Sep 2020

The order took a very long time, several times it was necessary to extend the protection. But still the parcel came, packed well, everything is safe and sound.

8 Sep 2020


8 Sep 2020

Rien to signaler. OK OK

7 Sep 2020

The goods did not come, but the store returned the money

6 Sep 2020


4 in 1 Aquarium U-Tubes Suckers CO2 Diffuses Check Valve Carbon Dioxide Reactor Regulator Fish Tank Live Plant Atomizer

15 Reviews
US $15.89
US $16.92
US $4.68 Super Savings
10-30 days (Ship out within 7 days)
View Cart
Guaranteed SAFE checkout
Worldwide Shipping

Enjoy flexible international shipping services that currently operate in over 200 countries across the world

Free Returns

Arrange your return for a full refund, we've got you covered with our full Buyer protection

Safe Payment

Buy with confidence using the world’s most popular and secure payment methods