Air Entrainers – leaves very small if not microscopic bubbles in the concrete, so when it rains and seeps into the concrete and freezes it doesn’t crack or blow into a pot hole. As you know water expands when frozen so these little bubbles create movement for the water to expand. Every petrol station forecourt has this.
Accelerators – to speed up the curing process
Fibres – helps to improve the tensile strength of the concrete and reduce cracking
Foaming Agent – introduces larger bubbles within the concrete mix.
Release agents – prevents the concrete from sticking as it cures, ideal for using within formworks or molds.
Retarders – chemically delay the speed that the concrete curess
WRA – Water Reducing Agents – If you need fast, efficient and reliable concrete services for your DIY, commercial or trade project in London, Surrey or the South East, contact us at Rapid Readymix today. We can provide same- or next-day delivery, and work to a schedule that suits you. To get an idea of how much concrete you might need, use our concrete calculator.
Waterproofer – Sika/Triton – waterproof concrete with a 20 year guarantee. See more info here.
Water Permeability – More cost-effective than waterproofer, no guarantee included.