Gas Guyz offers 6kg nitrogen and CO₂ mixed gas swaps for homebrewers looking for the right gas blend for their beer style and dispensing setup.
Our range includes different CO₂ and nitrogen mixes designed for different types of beer and dispensing requirements.
What happens after I place my order?
Once you place your order:
- Leave your empty cylinder somewhere accessible.
- Gas Guyz collects your empty cylinder.
- We exchange it for a full cylinder.
- Your full Homebrew gas mix is delivered on the next business day.
What Homebrew nitrogen and CO₂ mixes are available?
Gas Guyz currently offers 6kg mixed gas options, including:
- 30% CO₂ / 70% Nitrogen
- 40% CO₂ / 60% Nitrogen
- 55% CO₂ / 45% Nitrogen
- 100% Nitrogen
Each gas blend is suited to different homebrew applications, so it is important to select the correct mix for your beer and dispensing setup.
What is the 30% CO₂ & Nitrogen mix used for?
The 30% CO₂ & Nitrogen mix is generally used for thicker beers such as stout and Guinness-style beers.
This product uses a Type 50 valve.
What is the 40% CO₂ & Nitrogen mix used for?
The 40% CO₂ & Nitrogen mix is an alternative gas blend for beers such as Pale Ales and IPAs.
This product uses a Type 30 valve.
What is the 55% CO₂ & Nitrogen mix used for?
The 55% CO₂ & Nitrogen mix is designed for dispensing pre-carbonated draft beer kegs.
It can help provide the carbonation level and pouring characteristics associated with draft beer served in pubs.
This product uses a Type 30 valve.
Are the regulators and valves the same for every Homebrew gas mix?
No. The valve type can differ between products.
Currently:
- 30% CO₂ / Nitrogen mix – Type 50 valve
- 40% CO₂ / Nitrogen mix – Type 30 valve
- 55% CO₂ / Nitrogen mix – Type 30 valve
Always check your regulator connection before ordering.
Do you accept all brands of Homebrew mixed-gas cylinders?
Yes. Gas Guyz accepts all brands of Homebrew cylinders for the relevant gas swap.
What if I don't have a cylinder to swap?
No problem. If you don't have an empty cylinder, you can purchase a new cylinder with gas from Gas Guyz.
Where should I leave my empty Homebrew gas cylinder?
Leave your empty cylinder somewhere accessible to our driver, such as your front porch or next to your bins.
If there are additional instructions needed to locate the cylinder, add them to your delivery notes when placing your order.
When will my Homebrew gas mix be delivered?
Orders placed before midnight are delivered the following business day, Monday to Friday.
Once your order has been placed, leave your empty cylinder outside and accessible for collection.
How do I choose the right Homebrew gas mix?
The right gas mix depends on your beer style and dispensing setup.
As a general guide:
30% CO₂ / 70% Nitrogen: Suitable for thicker beers such as stout and Guinness-style beers.
40% CO₂ / 60% Nitrogen: An alternative for Pale Ales and IPAs.
55% CO₂ / 45% Nitrogen: Suitable for dispensing pre-carbonated draft beer.
If you are unsure which mix is right for your setup, check your equipment requirements or contact Gas Guyz before ordering.
Do I need a specific regulator for my gas mix?
Your regulator must be compatible with the valve fitted to the cylinder you are using.
Because the Homebrew mixes can have different valve types, check your regulator connection before ordering.