---
product_id: 315456007
title: "B&K Aquarium CO2 Regulator System with Magnetic Solenoid Check Valve Carbon Dioxide Meter Pressure Gauge and Bubble Counter"
brand: "b&k"
price: "$U5531"
currency: UYU
in_stock: true
reviews_count: 1
category: "B&K"
url: https://www.desertcart.uy/products/315456007-b-and-k-aquarium-co2-regulator-system-with-magnetic-solenoid
store_origin: UY
region: Uruguay
---

# Durable stainless steel & aluminum build Precision double pressure meters Professional leak-proof sealing B&K Aquarium CO2 Regulator System with Magnetic Solenoid Check Valve Carbon Dioxide Meter Pressure Gauge and Bubble Counter

**Brand:** b&k
**Price:** $U5531
**Availability:** ✅ In Stock

## Summary

> 🌿 Elevate your aquarium game with precision CO2 control—because your aquatic friends deserve the best!

## Quick Answers

- **What is this?** B&K Aquarium CO2 Regulator System with Magnetic Solenoid Check Valve Carbon Dioxide Meter Pressure Gauge and Bubble Counter by b&k
- **How much does it cost?** $U5531 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/315456007-b-and-k-aquarium-co2-regulator-system-with-magnetic-solenoid)

## Best For

- b&k enthusiasts

## Why This Product

- Trusted b&k brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Crafted from corrosion-resistant stainless steel and aluminum alloy for a sleek look and unmatched durability.
- • **Leak-Free Confidence:** Advanced sealing technology ensures zero CO2 leakage—protect your aquatic ecosystem with peace of mind.
- • **Seamless Integration:** Supports W21.8 interface with constant pressure design for effortless setup and consistent performance.
- • **Smart Solenoid Valve:** Magnetic solenoid check valve optimizes CO2 flow with minimal heat, enhancing system reliability.
- • **Crystal Clear Control:** Dual pressure gauges provide real-time, ultra-precise CO2 monitoring for flawless aquarium balance.

## Overview

The B&K Aquarium CO2 Regulator System combines dual pressure gauges, professional sealing technology, and a magnetic solenoid valve in a corrosion-resistant stainless steel and aluminum alloy body. Designed for W21.8 interface compatibility, it delivers precise, leak-free CO2 regulation to maintain optimal aquatic plant health and aquarium balance.

## Description

✅ Features:Double tables show clear the working condition of Co2 system.Use professional Sealing technology, leakage will not be worried.Made of stainless steel and aluminum alloy material with very nice appearance.Aquarium CO2 regulator W21.8 G5/8 is equipped with double meter, clear working condition display.CO2 pressure valve adopts professional sealing technology, high adjustment accuracy.✅ Specification:Weight: 583gVoltage: AC220V 4.8VAModel: W21.8Material: stainless steel, aluminum alloySize: 12.5 x 4.8 x 16.1cmWaterproof: IP65✅ Note:There might be a bit color distortions due to different computer resolutions.There might be a slight errors due to different hand measurement.✅ Package Included:1 x Aquarium Co2 Regulator W21.8 with Solenoid

Review: Good Quality - Good Quality, slightly overheated solenoid valve

## Features

- ☑️ C02 regulator controller supports an interface for W21.8, constant pressure design.
- ☑️ Made of stainless steel and aluminum alloy material with a very nice appearance.
- ☑️ Aquarium CO2 regulator W21.8 is equipped with a double meter, clear working condition display.
- ☑️ CO2 pressure valve adopts professional sealing technology, high adjustment accuracy.
- ☑️ The CO2 regulator is delicate, exquisite, and durable, corrosion resistance, longer service life.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0937MXJ9V |
| Best Sellers Rank | #19,949 in Pet Supplies ( See Top 100 in Pet Supplies ) #997 in Aquarium Accessories |
| Customer Reviews | 4.2 4.2 out of 5 stars (5) |
| Date First Available | 22 April 2021 |
| Item Weight | 600 g |
| Product Dimensions | 11 x 8 x 7 cm; 600 g |
| Quantity | 1 |

## Images

![B&K Aquarium CO2 Regulator System with Magnetic Solenoid Check Valve Carbon Dioxide Meter Pressure Gauge and Bubble Counter - Image 1](https://m.media-amazon.com/images/I/419XVGc8SOS.jpg)
![B&K Aquarium CO2 Regulator System with Magnetic Solenoid Check Valve Carbon Dioxide Meter Pressure Gauge and Bubble Counter - Image 2](https://m.media-amazon.com/images/I/41BLnGnHzPS.jpg)
![B&K Aquarium CO2 Regulator System with Magnetic Solenoid Check Valve Carbon Dioxide Meter Pressure Gauge and Bubble Counter - Image 3](https://m.media-amazon.com/images/I/41BZrKMeenS.jpg)
![B&K Aquarium CO2 Regulator System with Magnetic Solenoid Check Valve Carbon Dioxide Meter Pressure Gauge and Bubble Counter - Image 4](https://m.media-amazon.com/images/I/41L5-W6u+oS.jpg)
![B&K Aquarium CO2 Regulator System with Magnetic Solenoid Check Valve Carbon Dioxide Meter Pressure Gauge and Bubble Counter - Image 5](https://m.media-amazon.com/images/I/41NJGetC+nS.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good Quality
*by P***H on 26 October 2023*

Good Quality, slightly overheated solenoid valve

## Frequently Bought Together

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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-01-27*