
Silage Covers / Silage Pit Covers
UniPak Premium Silage Covers
Unipak Silage Covers offer an excellent oxygen barrier solution for your bunker or pit silage.
Made with high quality UV stabilisers, in conjunction with premium grade black and white colourant additives, offering total opacity.
As well as being an excellent light, water and humidity barrier, UniPak Premium Silage Covers offer impermeability to gases from atmospheric pollution. This, combined with a high level of light reflection, means you can anticipate improved lactic fermentation, keeping and maintaining the high nutritional values of the forage.



Silage Pit Cover Specifications Table
Unipak Grass Cuvva Silage Covers 175um
| 175μ | 175μ | 175μ | 60μ underlayer |
|---|---|---|---|
| 12m x 45m | 15m x 45m | 8m x 45m | 15m x 45m |
| 12 per palle | 9 per pallet | 8 per pallet | 10 per pallet |
| Roll Size: 2m x 35cm x 35cm | Roll Size: 2.2m x 35cm x 35cm | Roll Size: 2.4m x 40cm x 40cm | Roll Size: 2.2m x 20cm x 20cm |
| Weight: 93 kg | Weight: 117 kg | Weight: 140 kg | Weight: 39 kg |
| Properties | Value | Standard |
|---|---|---|
| Thickness | 175 μ | 15m x 45m |
| Mechanical Properties | ||
| Tensile Strength at Break | ||
| M.D. | ≥ 24 MPa | ASTM D882 |
| T.D. | ≥ 23 MPa | ASTM D882 |
| Elongation at Break | ||
| M.D. | ≥ 550 % | ASTM D882 |
| T.D. | ≥ 650 % | ASTM D882 |
| Drop Impact | ≥ 450 gr | ASTM D1709 |
| Optical Properties | ||
| Light Transmission | - | ASTM D1003 |
| Diffuse Light Transmission | - | ASTM D1003 |
| Light Reflection | 70 % | E 903-20 |
| UV Protection | ≥ 12 months | - |
| *Limited Warranty – Cover replacement only. No consequential loss warranty | ||
Unipak Premium Silage Covers 200um
| 200μ | 200μ | 200μ | JUMBO COVER 200μ | JUMBO COVER 200μ | |
|---|---|---|---|---|---|
| Dimensions | 12m x 50m | 15m x 50m | 18m x 50m | 15m x 300m | 18m x 300m |
| Roll Size | 1.7mx35cmx35cm | 2.1mx35cmx35cm | 2.5mx35cmx35cm | 2.1mx1.15mx1m | 2.5mx1.15mx1m |
| Roll Weight (kg) | 120 | 150 | 180 | 900 | 1080 |
| Units per Pallet | 8 | 8 | 8 | 1 | 1 |
| Pallet Weight (kg) | 951 | 1193 | 1406 | 900 | 1080 |
| Properties | Value | Standard |
|---|---|---|
| Thickness | 200 μ | ISO 4591 |
| Mechanical Properties | ||
| Tensile Strength at Break | ||
| M.D. | 22 MPa | EN ISO 527 |
| T.D. | 22 MPa | EN ISO 527 |
| Elongation at Break | ||
| M.D. | ≥ 550 % | EN ISO 527 |
| T.D. | ≥ 550 % | EN ISO 527 |
| Yield Strength | ||
| M.D. | 10 MPa | EN 13206 |
| T.D. | 10 MPa | EN 13206 |
| Impact Resistance F50 | ||
| FLAT | 350 gr | ISO 7765 |
| FOLD | 175 gr | ISO 7765 |
| Optical Properties | ||
| Global Light Transmission | ≤ 10-5 | EN 13655 |
| Light Reflection | > 65% | - |
| UV Protection | 12 months | EN 13207 |
Silage Pit Covers information downloads
- Unipak Premium Silage Covers.
- Unipak Grass Cuvva Silage Covers



Protect Your Harvest with High-Quality Silage Pit Covers
When it comes to preserving your hard-earned harvest, silage pit covers play a pivotal role in ensuring the quality and longevity of your silage. At Unipak, we understand the importance of dependable silage covers, and we’re here to provide you with the best solutions in the industry.
Manufactured in Europe, from premium quality resins, our silage pit covers are constructed from raw materials that deliver a tough and durable product that you can count on.
Every Unipak silage pit cover is manufactured to an exact standard, offering a high-level oxygen barrier, and providing the best possible environment for fermentation to occur. These factors also assist in minimizing wastage and allowing high preservation of the silage matter stored within.
No matter how big or small the job is, we’ve got you covered! Contact us today for a quote.
Why Choose Our Silage Pit Covers?
Superior Durability and Longevity
Our silage pit covers are engineered and manufactured in Europe for their high level of durability and longevity. Made from high-quality materials, they are designed to withstand the toughest weather conditions and resist UV degradation over a long time period.
Double sided in colour, with black underside and white top side, our silage pit covers allow excellent sun reflective capabilities, while also blocking UV sunlight from passing through to the silage stores beneath, allowing the best conditions for making quality silage.
Not to mention being backed by a 12-month warranty. When you choose a Unipak silage cover, you’re choosing a long-lasting solution that thoroughly protects your silage investment.
Excellent Silage Preservation
Preserving the nutritional value of your silage is crucial for the success of your farming operations. Our pit covers create a great oxygen barrier, preventing spoilage and mold growth. With our covers, you can be confident that your silage will maintain its quality and nutritional value, ensuring healthier livestock and increased profitability.
Customizable Silage Cover Solutions
We understand that every farm has unique requirements. That’s why we offer a range of silage pit covers to suit your specific needs. Whether you need covers for small silage pits or large agricultural operations, we have a solution for you. Choose from a variety of sizes- 12m, 15m and 18m in both 50m and 300m options, to meet your preferences.
Please refer to the table below for the sizes and specifications of our full silage pit cover range.
Cost-Effective Solution
Investing in high-quality silage pit covers from Unipak is a cost-effective decision. By reducing silage spoilage and maintaining nutritional value, you’ll see significant savings in feed costs over time. Our covers pay for themselves through improved silage preservation.
Customer Satisfaction Guaranteed
Customer satisfaction is always our top priority. We stand behind the quality and performance of our silage pit covers. Your success is our success, and we’re here to support you every step of the way with a satisfaction guarantee.
Contact Us Today!
Don’t leave the preservation of your silage to chance. At Unipak, we’re committed to providing you with the best silage pit covers in the industry. With our superior durability, excellent silage preservation, and our commitment to customer satisfaction, you can’t go wrong.
Ready to protect your harvest and maximize your profits? Contact us today to discuss your silage pit cover needs. Our friendly and knowledgeable team is here to assist you in finding the perfect solution for your requirements. Secure your silage’s future with us today!
