--- product_id: 551310210 title: "Aquarium CO2 Bubble Counter with Built-in Check Valve for CO2 Generator Regulator, Single Head" brand: "clscea" price: "146.41 DT" currency: TND in_stock: true reviews_count: 5 category: "Clscea" url: https://www.desertcart.tn/products/551310210-aquarium-co2-bubble-counter-with-built-in-check-valve-co2 store_origin: TN region: Tunisia --- # Built-in check valve prevents back-siphoning Screw connection for universal fit Durable aluminum alloy & PC construction Aquarium CO2 Bubble Counter with Built-in Check Valve for CO2 Generator Regulator, Single Head **Brand:** clscea **Price:** 146.41 DT **Availability:** ✅ In Stock ## Summary > 💨 Count every bubble, own every moment in your aquatic oasis! ## Quick Answers - **What is this?** Aquarium CO2 Bubble Counter with Built-in Check Valve for CO2 Generator Regulator, Single Head by clscea - **How much does it cost?** 146.41 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/551310210-aquarium-co2-bubble-counter-with-built-in-check-valve-co2) ## Best For - clscea enthusiasts ## Why This Product - Trusted clscea brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Perfect Fit:** Compatible with standard 4/6mm CO2 tubing, making upgrades seamless and hassle-free. - • **Built to Last:** Robust aluminum alloy ends and pressure-resistant PC cylinder ensure long-term durability. - • **Effortless Setup:** Screw-on design compatible with most CO2 needle valves for quick installation. - • **Backflow Protection:** Integrated high-quality check valve safeguards your system from damaging back-siphoning. - • **Precision Monitoring:** Accurately counts CO2 bubbles to maintain optimal aquarium health and plant growth. ## Overview This Aquarium CO2 Bubble Counter features a screw connection compatible with most CO2 needle valves, a built-in check valve to prevent back-siphoning, and a durable design using aluminum alloy and pressure-resistant PC materials. It ensures precise CO2 flow monitoring for healthier aquariums, is easy to install, and fits standard 4/6mm tubing, making it a must-have for any serious aquatic plant enthusiast. ## Description A bubble counter is an important accessory in a CO2 system. Choosing a premium accessory is vitally important. INSTRUCTION: 1 Screw the bubble counter onto the needle valve. 2 Unscrew the top cap and fill 3/4 with water, firmly screw the top back on. 3 Unscrew the compression collar from the top of the bubble counter, feed tubing through the collar, and firmly tighten to hold the tubing in place. 4 Use the regulator's needle valve to adjust the flow rate. 5 Count the number of bubbles going through the bubble counter and adjust the flow accordingly. PACKAGE INCLUDED: 1 x Bubble Counter Review: Works great and easy to install. Added to Fzone CO2 generator as 2nd output Review: Work great good quality affordable I have 2 no leaks just a product overall ## Features - Screw connection, compatible with many CO2 needle valves. Easy to set up. - Built-in high-quality check valve to prevent back-siphoning. The bubble counter is designed to accurately monitor air-flow rate, it helps to keep and maintain a healthy aquarium. - DURABLE: Both ends are made of aluminum alloy to avoid softening or breaking; The middle transparent cylinder is made of PC, injection molding mode, more robust, safer and more pressure-resistant than acrylic or other materials. - It needs to be filled ¾ with water before use. Compatible with 4/6mm (3/16" inner diameter) Co2 tubing. - Quality inspection, rather than random inspection! We are serious about quality control and buyer experience! If there are any questions, suggestions or ideas, please feel free to contact us. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08YN78W8C | | Batteries Included | No | | Color | single-head | | Customer Reviews | 4.6 4.6 out of 5 stars (117) | | Date First Available | 4 July 2021 | | Item Weight | 32 g | | Material Composition | Metal & PC | | Package Dimensions | 8.51 x 2.9 x 2.69 cm; 32 g | | Quantity | 1 | | Special Features | Durable, Easy to Use | | batteries required | No | ## Images ![Aquarium CO2 Bubble Counter with Built-in Check Valve for CO2 Generator Regulator, Single Head - Image 1](https://m.media-amazon.com/images/I/61dYkpdfwlL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by F***R on 11 October 2025* Works great and easy to install. Added to Fzone CO2 generator as 2nd output ### ⭐⭐⭐⭐⭐ Review *by C***R on 1 January 2026* Work great good quality affordable I have 2 no leaks just a product overall ### ⭐⭐⭐⭐⭐ Review *by T***S on 27 December 2025* Quality is great and have had no issues with this item on my co2 units for my plant aquarium --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/551310210-aquarium-co2-bubble-counter-with-built-in-check-valve-co2](https://www.desertcart.tn/products/551310210-aquarium-co2-bubble-counter-with-built-in-check-valve-co2) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-08*