The Rise of Pet Kegs

PET plastic kegs, also known as one-way kegs, are revolutionizing the industry. These lightweight alternatives to traditional steel kegs offer numerous logistical and cost-saving advantages. Made from recyclable materials, Petainer one-way kegs provide a cost-effective solution for breweries, eliminating the need for substantial investments in stainless-steel kegs and the associated fleet.

One of the key benefits of Petainer kegs is their unique manufacturing process, which produces a 20-litre vessel with integrated handles for easy transportation. This makes it incredibly convenient for breweries to transport their beer without the need for additional handling equipment or manpower. The lightweight nature of the kegs also contributes to easier handling and reduced transportation costs.

In addition to their practical advantages, Petainer kegs are also designed with safety and longevity in mind. The material used in these kegs ensures that the beverages stored inside are kept safe and protected from external contaminants. Furthermore, the kegs are equipped with an active oxygen scavenger, which helps to maintain the freshness of the beer for up to 18 months. This is particularly important for breweries that distribute their products over long distances or have a slower turnover rate.

The process of using Petainer kegs is straightforward. First, the kegs are filled with the desired product, such as beer, ensuring that the keg is purged of any oxygen. This is essential to maintain the quality and taste of the . Once filled, the keg undergoes a high-pressure process known as HPP (High-Pressure Processing). During this process, the keg is pressurized up to 87,000 psi, effectively inactivating spoilage microorganisms and foodborne pathogens like Salmonella and E. coli. This ensures that the beer remains safe and free from any harmful contaminants.

One common concern with using plastic kegs is their ability to withstand hot temperatures. However, Petainer kegs have been specifically designed and continuously tested to withstand high temperatures. The specified burst pressure of the keg is 7 bar, ensuring that it can withstand the pressure and heat associated with beer storage and transportation.

Petainer kegs offer a game-changing solution for breweries looking to optimize their logistics, reduce costs, and ensure the safety and freshness of their beer. With their lightweight design, integrated handles, and long shelf life, these one-way kegs are a practical and efficient choice for both small and large-scale breweries. By embracing this innovative technology, breweries can streamline their operations and deliver high-quality beer to consumers around the world.

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What Is A Pet Keg?

A PET keg, also known as a plastic keg or a one-way keg, is a lightweight and cost-effective alternative to traditional steel kegs. These kegs are made from PET (polyethylene terephthalate) plastic, which is a durable and recyclable material.

Unlike steel kegs, PET kegs are designed for one-time use and do not require return logistics. This eliminates the need for cleaning, sanitizing, and returning the kegs after use, resulting in significant logistical savings for breweries and beverage companies.

Here are some key features and benefits of PET kegs:

1. Lightweight: PET kegs are much lighter than steel kegs, making them easier to handle and transport. This reduces the risk of injuries and allows for more efficient distribution.

2. Cost-effective: Investing in a fleet of stainless-steel kegs can be expensive for breweries and beverage companies. PET kegs offer a more affordable option, as they can be purchased and used without a substantial upfront investment.

3. Recyclable: PET plastic is fully recyclable, making it an environmentally friendly choice. After use, the kegs can be recycled and used to produce other plastic products.

4. Product quality: PET kegs are designed to maintain the quality and freshness of the beverage inside. They provide a barrier against oxygen and light, protecting the taste and aroma of the beer.

5. Versatility: PET kegs are available in various sizes and formats to meet different packaging requirements. They can be used for a wide range of beverages, including beer, , , and soft drinks.

6. Easy to use: PET kegs are designed with convenience in mind. They typically feature integrated taps or connectors for easy dispensing, and some even come with built-in pressure systems for optimal beer flow.

PET kegs offer a cost-effective and environmentally friendly solution for selling beer and other beverages. With their lightweight design, recyclable materials, and logistical savings, they provide a practical alternative to traditional steel kegs.


Petainer one-way kegs offer a lightweight and cost-effective solution for selling beer without the need for a fleet of stainless-steel kegs. These kegs are made from recyclable materials, making them an environmentally friendly choice. The unique patented manufacturing process creates a 20 litre keg with integrated handles for easy transport. The material of the kegs keeps beverages light safe, while the keg's active oxygen scavenger ensures that beverages stay fresh for up to 18 months. Additionally, the kegs undergo a HPP process to inactivate spoilage microorganisms and foodborne pathogens, providing a safe and high-quality product. The kegs have a burst pressure of 7bar, making them suitable for use in hot areas. Petainer kegs offer a convenient, safe, and efficient solution for the transportation and storage of beverages.

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Thomas Ashford

Thomas Ashford is a highly educated brewer with years of experience in the industry. He has a Bachelor Degree in Chemistry and a Master Degree in Brewing Science. He is also BJCP Certified Beer Judge. Tom has worked hard to become one of the most experienced brewers in the industry. He has experience monitoring brewhouse and cellaring operations, coordinating brewhouse projects, and optimizing brewery operations for maximum efficiency. He is also familiar mixology and an experienced sommelier. Tom is an expert organizer of beer festivals, wine tastings, and brewery tours.