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Flex

What accessories should I purchase for my Flex?
New to brewing? Haven't bought a Spike Flex but feeling overwhelmed with the options? Learn more about our most popular accessories HERE
Thu, 27 Apr, 2023 at 11:42 AM
Dimensions of the Flex and Flex+
Please see this document for the outer dimensions of the Flex, and this document for the outer dimensions of the Flex+.
Fri, 19 Mar, 2021 at 3:56 PM
What size bung do we use on the Flex?
The Flex fermenter uses a bung and airlock design to allow CO2 to escape during primary fermentation. Our bung size is as follows, and fits snugly into the...
Fri, 19 Mar, 2021 at 3:56 PM
What size bung do we use on the Flex?
The Flex fermenter uses a bung and airlock design to allow CO2 to escape during primary fermentation. Our bung size is as follows, and fits snugly into the...
Fri, 19 Mar, 2021 at 3:56 PM
Can I pressure ferment with the Spike Flex?
Yes! We designed our ALL-IN-ONE PRV for this purpose. See HERE for more info. Note that our gas manifold though is not suitable for pressure fermentatio...
Wed, 18 May, 2022 at 11:34 AM
Does the Flex Standard model support pressure transfers?
We do not currently have a bolt on solution to pressure transfer from the Flex (standard). We have seen a few DIY solutions, just be careful to not pressuri...
Fri, 19 Mar, 2021 at 3:59 PM
Why would I upgrade from a glass carboy to a Flex?
There are many reasons why the Flex is a major upgrade in your fermentation over a glass carboy or plastic fermenter!  The Flex enables you to minimize ox...
Fri, 19 Mar, 2021 at 4:00 PM
Do I still need to rack my beer into a secondary fermenter if using the Flex fermenter?
If you are brewing beer styles that need extended rest times for clarity such as lagers, we would recommend moving to a secondary fermenter to move the beer...
Fri, 19 Mar, 2021 at 4:01 PM
In the Flex, how much beer is left behind after racking?
With the racking arm positioned in the down position, there is 0.25 gallons of deadspace in our Flex and Flex+ fermenters.
Fri, 19 Mar, 2021 at 4:02 PM
The Flex handles say “Do Not Lift When Full", is this accurate?
A full Flex weighs upwards of 70lbs. Although the handles are designed and tested to support that weight we do not recommend lifting when full. The liquid i...
Fri, 19 Mar, 2021 at 4:03 PM