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CUSTOMER NOTICE: The Courier Network is still very busy this means SOME of our delivery times have increased to 3 to 5 working days and longer for the London and Scotland areas -  we apologise for any inconvenience the longer lead time may cause.
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Postfix Concrete

Buildit Postfix Concrete is a factory-made blend that consists of cement, aggregates, sands and specially formulated additives.

It is a specially designed fast setting concrete, ideally suited to erecting all types of posts - Mix with water (detailed instructions are printed on the bag).

Postfix Concrete will start to set between 5 to 10 minutes and will typically give a strength of more than 20N/mm2 after 28 days.

Do not use when the ground is frozen or ambient temperature is below 5 degrees Celsius.


Available in 20kg water resistant bags and should be stored unopened until used, always keep off the ground on a pallet.

Simple and easy to use Postfix Concrete will appeal to both homeowners and businesses alike.

The Technical Data Sheet and the Chemical Composition and Safety Sheet can be found in the Information Centre

Please enter your Delivery Postcode to update the product cost

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Size / DescriptionCostQuantity
10 Handy Bags - 200kgFrom £67.20
20 Handy Bags - 400kgFrom £118.80
30 Handy Bags - 600kgFrom £165.60
40 Handy Bags - 800kgFrom £207.60
50 Handy Bags - 1000kgFrom £244.80

To ensure we give you the most accurate price delivered to your location, please enter your postcode above and click 'Update'.