How do you fit this to a fire extinguisher

remove extinguisher horn with a spanner. fit regulator to coupling you have just removed the horn from, make sure to use supplied washer, tighten with spanner.

what connection is this cga320 or w21.8 and is it a uk plug as the listing and photos are conflicting with the advert?

Sorry, it should be W21.8 cylinder.We will update the information ASAP. And the W21.8 cylinder is suitable for EU plug.

Hi, i’ve just received this item. it works exactly the same if the solonoid is plugged in or not. is it defective or am i missing something? cheers

Mine is exactly the same. Can the seller please supply valve strip and clean instructions?

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FZONE Aquarium Co2 Regulator Aquarium DC Solenoid Bubble Counter and Check Valve Plant Grow DIY CO2 System W21.8 Side Open Cylinder

Product ID: 237798699

Details

Brand
FZONE
Item form
Gas
Item weight
0.9 Grams
Number of Packs
1
Unit count
1.00 count

🔇Silent 12V DC solenoid

⏱️1 bubble/3 sec precision

🛠️All tools included

R2874

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Africa.

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Description

🌿 Elevate your aquatic ecosystem with precision and silence — don’t let your tank miss out!

DUAL BIG GAUGES - 1.6-inch gauges display both cylinder and output pressure at a glance.
PLUG PLAY SETUP - Complete kit with bubble counter, check valve, and installation tools for hassle-free assembly.
LEAK PROOF DURABILITY - Premium sealing materials and aluminum alloy body prevent leaks and corrosion.
PRECISION FLOW CONTROL - Dial in CO2 flow with 1 bubble every 3 seconds for optimal plant growth.
SILENT STABLE OPERATION - Upgraded 12V DC solenoid ensures whisper-quiet, energy-efficient performance.

The FZONE Aquarium CO2 Regulator features dual 1.6-inch gauges for clear pressure monitoring, a high-precision needle valve enabling CO2 flow as slow as 1 bubble every 3 seconds, and a silent, energy-efficient 12V DC solenoid. Crafted from durable aluminum alloy with upgraded sealing materials, it includes a bubble counter with check valve and all necessary installation tools, making it the perfect all-in-one CO2 system for thriving aquatic plants and balanced fish tanks.

Specifications

ASIN	B07QFT69P8
Best Sellers Rank	42,711 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 10 in CO2 Systems
Brand Name	FZONE
Country Of Origin	China
Customer Reviews	4.1 4.1 out of 5 stars (1,281)
Included Components	1 x Double Mini Display Valve Body, 1 x 110V US Standard Solenoid Valve on the Valve Body, 1 x Fine Tuning Valve on Valve Body, 1 x Bubble Counter with Check Valve Function, 1 x Installation Tool
Item Form	Gas
Item Weight	0.9 Grams
Manufacturer	FZONE
Manufacturer Part Number	FZ-0100
Model Number	748323719468
Number of Items	1
Number of Packs	1
Pet Type	Fish
Target Species	Fish
UPC	748323719468
Unit Count	1.00 count

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TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

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2 weeks ago

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R2874

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Africa.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Rajesh P.

Customer service was outstanding when I had questions about the product.

2 days ago

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

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