Polythene heavy duty bag large Transpack

Clear Heavy Duty Polythene Bags 400g 600mm x 900mm

Clear Heavy Duty Polythene Bags 400 g Poly Bags H/D 900 x 1200

Clear Heavy Duty Polythene Bags 500 gauge 900mm x 1200mm

Clear Heavy Duty Polythene Bags 400 gauge 762mm x 1270mm

Food SafeRecyclableRecycledLDPEPPT TAX EXEMPT - Made from more than 30% recycled material

Clear Heavy Duty Polythene Bags 400 gauge/100 micron

Bag size is 762mm (wide) x 1270mm (high)

Film thickness is 400 gauge or 100 microns

This product is made from 30% recycled film and is Plastic Packaging Tax exempt

Made from recyclable film with resin code 4

Available in a range of sizes from 80mm to 900mm widths

From: £82.7500 for 50
Availability: In stock
Product Code

£99.30 inc VAT

Price for minimum quantity of 50 is £82.75

Available to buy in increments of 50

  • Buy 100+ for £137.50 ( £1.3750 each) and save 17%
  • Buy 500+ for £378.35 ( £0.7567 each) and save 54%
  • Buy 1000+ for £709.40 ( £0.7094 each) and save 57%
  • Buy 2000+ for £1,397.00 ( £0.6985 each) and save 58%
  • Buy 5000+ for £3,388.00 ( £0.6776 each) and save 59%
  • Bag Size is 762mm (wide) x 1270mm (high)
  • Heavy Duty Polythene Bags are made from 400 gauge/100 micron film and are good for warehouse usage, commercial and industrial applications, as well as being sought after by plant nurseries
  • Please note sizes can vary by a few mm due to manufacturing tolerances - Please request a sample if size is critical
  • This bag is made from 30% recycled material and is Plastic Packaging Tax (PPT) free
  • Bags are very clear for easy product identification

What is a heavy duty polybag?

This is a clear, polythene bag made of heavy weight or strong film designed to protect your heavier products from moisture and dust, while resisting puncturing. They are open at the top, with the other three sides sealed and the top can be closed by heat-sealing , a cable tie, neck tie or tape. These bags are very versatile and are very well made from safe, inert film which they can be used for many applications including food storage. 

What can these bags be used for?

These high quality heavy duty bags are tough, so they’re perfect for protecting your products. In fact, they are the same as the type used by builders to carry sand, so you know they’re strong enough for your heavy items. For example, they are suitable for a packaging, storing and protecting items such as trolleys, sack trucks and bikes.

How strong are these bags?

These bags are excellent quality, they are designed to hold heavy weight products and protect against puncturing.

How to measure these bags?

These bags are measured as follows: width first, then length. So this bag is 762mm wide by 1270mm long.

Please note sizes can vary by a few mm due to manufacturing tolerances - Width +/- 3mm or 2%, Length +/- 6mm or 2%, Gauge +/- 10%. This means that the sizing could vary very slightly between batches.

How can I be sure that I am ordering the right bag?

Double check the measurements against your product, remembering that these bags are flat and if your product has depth that will impact on the width you need and you could well need a wider bag than you think. If you need help give us a call or contact us via the online chat. If you are still not sure which size you need we can send you a sample to test – please email sales@transpack.co.uk with your request, and don’t forget to give us your address.

What is your returns policy?

If you do happen to order the wrong bags or you find it is not suitable after all we will happily accept them back, unused and in a saleable condition. You will need to call us right away and request a returns number. We will need to receive the bags back within 14 days of when you received them. You will need to send them back at your own cost but once received we will make the refund to you quickly.

More Information
Colour/Finish Clear
Food Safe Yes
Made in the UK No
Recylable? Yes
Made from Recycled Material? Yes
Made from >30% Recycled Material or Plastic Free? Yes
Free Delivery Yes
Length 1270mm
Width 762mm
Diameter 484mm
  • This bag is Heat Sealable with one of your heat sealers, ensuring a professional closure of the bag and therefore protecting your products inside.
  • These bags are pharmaceutical safe and food safe due to there being no harmful contaminants in the film which could react with certain products.
  • Due to the 40 gauge film thickness, these bags are puncture resistent and good for products with pointy edges. Please always request a sample to check if the bag is appropriate for your type of product.


These bags have resin code 4 and are recyclable. You should check with your local Council to see if you can recycle plastic bags and film with your household recycling. Some Local Authorities will take it away but it is limited.

For those who can't recycle plastic films and bags at home, you can take it to be recycled at carrier bag collection points at the larger stores of most major supermarkets including Tesco, Asda, Morrisons, Sainsbury's, The Co-op and Waitrose.

Can these bags be used to store winter horse blankets in the summer?

Yes, these heavy duty, recyclable bags are strong enough to protect and store horse blankets. We recommend that you check the size of your blanket versus bag required. Our sales team are on hand to help you.

What sizes do heavy duty polythene bags come in?

Transpack stock 19 different sizes in our 400 gauge polythene bag range (also known as polythene sacks). The smallest being 125mm x 76mm with a diameter of approximately 48mm. Our largest bag measures 1200mm x 900m with an approx diameter of 570mm. We are sure to hold a bag for most requirements and products. We also offer a bespoke bag if you require a specific size that we do not stock, minimum order quantities will apply.

How thick is heavy duty polythene bag or sack?

Heavy Duty Polythene sacks (or bags) are typically 400 gauge (or 100 micron) and made from food-safe polythene film. These strong bags are ideal for protecting, transporting and storing bulky, heavy goods and products with sharper edges that would puncture thinner bags.