What is Cold-Fill ?
Cold-fill is a filling method where products are filled into containers at or near room temperature (typically between 4°C and 25°C), without the use of high heat during processing. This method is essential for products that are sensitive to heat and could lose flavour, texture, or nutritional value during hot-fill or retort processes.
Cold-fill is especially relevant for:
- Fresh sauces and dressings
- Pickled vegetables and fruits
- Spreads and dips
- Dairy-based products
- Pre-prepared refrigerated foods
This process often relies on preservatives, refrigeration, or high-pressure processing (HPP) to ensure microbial stability post-filling.
Why PET Is the Perfect Match for Cold-Fill
While cold-fill applications demand careful control over contamination and temperature, the choice of packaging is equally critical. PET (Polyethylene Terephthalate) bottles have emerged as the preferred solution thanks to their outstanding barrier properties, structural strength, lightweight design, and visual clarity.
- Superior Barrier Protection Cold-fill products require packaging that keeps oxygen and moisture out to prevent spoilage. PET bottles offer excellent gas barrier performance, maintaining product integrity for longer shelf life.
- Crystal-Clear Presentation PET bottles are highly transparent, offering clear visibility of the product inside. This visual appeal is key for refrigerated food and beverage categories where consumers want to “see what they buy.”
- Impact ResistanceUnlike glass, PET bottles are shatterproof, ensuring safer transport and reduced breakage in cold chain logistics. This durability also supports e-commerce packaging -critical for DTC brands.
- Lightweight Efficiency PET is up to 90% lighter than glass, significantly reducing shipping costs and CO₂ emissions. A 2020 study from Plastics Europe showed that PET bottles can generate 77% fewer CO₂ emissions over their lifecycle compared to glass.
- Fully Recyclable and Available in rPET All EMBACO cold-fill bottles are FSSC 22000 certified for food safety and can be produced in post-consumer recycled PET (rPET), giving your brand a packaging option that supports circularity without greenwashing.
Cold-Fill, Hot-Fill and HPP. What’s the Difference?
Choosing the right filling method depends on your product’s formulation, shelf-life expectations, and desired processing speed.
| Method | Temperature | Use Case | Packaging Needs |
|---|---|---|---|
| Cold-Fill | 4℃ - 25℃ | Heat-sensitive produts (juice, dairy, etc.) | PET with strong barrier production + refrigeration |
| Hot-Fill | 85℃ - 95℃ | Acidic or pasteurised foods | Heat-resistant PET |
| HPP (Cold-Fill) | Cold + High Pressure | Extended shelf life for cold-fill products | PET bottles engineered for pressure resistance |
Cold-Fill Solutions: Proven, Scalable, Customisable
At EMBACO, we specialise in PET and rPET bottles and jars built for flexibility, reliability, and premium branding. Our cold-fill packaging is fully compatible with modern filling lines and can be customised to your specifications.
Key Features of Our Cold-Fill Bottles and Jars:
- High-clarity PET and rPET materials.
- Custom shapes and volumes tailored to product type.
- Tamper-evident closures and resealable caps.
- Barrier-enhanced options for longer shelf life.
- HPP-compatible variants available.
- Embossed, printed or labelled for a branded look.
- Compatible with automated and manual filling lines.
Whether you are launching pickled vegetables og herring, a refrigerated sauce, or a delicious spread, our packaging experts will help you find the perfect solution.
Cold-Fill in Action:
Industry Applications
Our cold-fill PET bottles and jars are trusted by food brands across Europe in categories such as:
Sauces & Dressings
Cold-filled vinaigrettes, mayonnaise, or creamy sauces benefit from airtight PET containers that protect against oxidation and ensure a smooth pour.
Dairy & Plant-Based Beverages
Whether it is kefir, almond milk, or protein shakes, our bottles are engineered for chill chain reliability with sleek shapes for easy stacking and branding.
Cold-Pressed Juices
Transparency matters in this category. PET bottles let consumers see the vibrant product inside.
Spreads & Dips
Cold-fill jars preserve flavour-rich products like hummus, guacamole, or tzatziki without the need for preservatives – perfect for health-conscious consumers.
Sustainability Without Compromise
At EMBACO, we know sustainability is not just about recyclability. It is about the entire lifecycle of your packaging. Our cold-fill bottles and jars:
- Reduce weight, resulting in lower transport emissions
- Are compatible with closed-loop recycling systems
- Can be produced in up to 100% rPET, reducing virgin plastic demand
- Align with EU packaging and food safety legislation
Unlike glass, PET does not require intense energy inputs for production and is more likely to be collected and recycled across Europe. Our cold-fill solutions provide responsible packaging options without making unverified environmental claims.
Cold-Fill, Hot Market:
Trends Driving Growth
Cold-fill packaging is not just a technical choice – it is a response to evolving consumer trends:
- “Fresh is best”: Consumers associate cold-fill with minimal processing and clean ingredients
- Functional foods boom: Nutritional beverages and supplements thrive in cold-fill formats
- Premiumisation of chilled categories: Eye-catching, custom-designed bottles and jars enhance perceived value
- On-the-go lifestyles: Cold-fill PET bottles and jars offer portability and convenience without spills
As a result, cold-fill packaging is increasingly used not just in traditional segments but also in innovative product launches looking to combine health, design, and performance.
Why Work With EMBACO?
With over a decade of experience and a client base across the UK, France, Poland, Scandinavia, and Benelux, we deliver more than just packaging – we deliver performance.
When you choose EMBACO, you get:
- Expert guidance on choosing the right cold-fill bottle and jar.
- Design flexibility with options for branding and decoration.
- Fast and flexible logistics across Europe
- Food-safe, EU-compliant products backed by documentation
- Competitive pricing and low MOQ options for scaling efficiently.
From boutique sauces to mass-market dairy brands, we support businesses in bringing cold-fill products to market faster, with packaging that elevates both shelf life and shelf appeal.
Ready to Chill With Us?
If you are developing a product that requires cold-fill processing, EMBACO is your ideal packaging partner. Our PET and rPET bottles and jars feature the clarity, durability, and customisation you need – without compromising on speed, scalability, or sustainability.
Get in touch today to explore our full range of cold-fill bottles and jars, or speak to a specialist about tailored packaging for your food brand.
Cold-fill PET jars designed for freshness and clarity
Food brands choosing EMBACO gain packaging that protects flavour, colour, and product stability across chilled applications. Cold-fill PET jars support products such as sauces, dips, spreads, pickled goods, dressings, and other cold-filled recipes. With durable PET and rPET materials, these jars showcase the food inside while offering a reliable structure that performs well during filling, sealing, and distribution. Their clean surfaces and strong shelf presence help your products stand out with confidence.
Cold-fill PET jars tailored for food production
This jar range offers multiple sizes, shapes, and compatible lids to support both small-batch items and large-scale production. Moreover, EMBACO provides custom colours, premium finishes, and embossed elements that help each jar align with your brand identity. The balanced proportions make labelling smooth and consistent, while the lightweight construction improves handling and efficiency. With these options combined, you gain cold-fill packaging that strengthens your workflow and enhances your product presentation.
Sustainability drives every EMBACO innovation
These jars are recyclable and manufactured using responsible processes that support circular material use and reduce waste. Moreover, EMBACO continues to refine materials and improve energy efficiency to strengthen environmental performance without compromising quality. By choosing EMBACO, brands invest in packaging that balances durability, style, and responsible design. These solutions help your food products stand out with confidence, clarity, and care.
At EMBACO, our focus is on helping brands balance form, function, and environmental awareness - starting with the right materials.
Our bottles are crafted from PET and rPET, both highly valued for clarity, strength, and ease of recycling. PET offers excellent product visibility and structural integrity. rPET is produced by repurposing PET waste, reducing demand for virgin plastic and supporting a more circular approach to packaging. With unmatched variety and customisation, EMBACO’s bottles are built to match your vision - sleek or classic, bold or subtle.
Explore solutions that add value to your brand and reduce your footprint.