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    Additives & Admixtures

    Improve the performance and durability of your mixes with our range of Additives & Admixtures. These essential building products are designed to enhance mortar, concrete, cement and screed, helping you achieve better workability, strength and finish quality across a wide range of construction tasks. Whether you’re laying bricks, pouring concrete, rendering or carrying out repairs, the right additive can help your mix perform more reliably in different conditions.

    Additives and admixtures are commonly used to support benefits such as improved bonding, reduced cracking, better water resistance, faster or slower setting times, and improved flexibility. They’re ideal for both trade and DIY work, especially when you need consistent results on site or when weather and job requirements demand improved mix control. From everyday builds to more demanding projects, admixtures help reduce problems like shrinkage, weak bonding and poor finish.

    For best results, follow dosage guidance carefully, mix thoroughly, and use compatible materials throughout the job. Choosing the right admixture for your application can save time, improve quality and help deliver longer-lasting results.

    Shop online today for additives and admixtures with delivery and collection available.

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    Picture of BOSTIK CEMENTONE CEMPLAS MORTAR PLASTICISER   25 litre
    Picture of BOSTIK CEMENTONE CEMPLAS MORTAR PLASTICISER   5 litre
    Picture of BOSTIK CEMENTONE CONCENTRATED VINSOL RESIN MORTAR PLASTICISER  1 litre
    Picture of BOSTIK CEMENTONE INTEGRAL WATERPROOFING LIQUID  5 litre
    Picture of BOSTIK CEMENTONE RENDABOND PVA ADHESIVE & SEALER 5 to 1 dilution rate 1 litre
    Picture of BOSTIK CEMENTONE RENDABOND PVA ADHESIVE & SEALER 5 to 1 dilution rate 5 litre
    Picture of BOSTIK CEMENTONE SBR WATERPROOFING & STRENGTHENING ADMIXTURE  5 litre
    Picture of BOSTIK CEMENTONE WINTAPLAS CHLORIDE FREE FROSTPROOFER & PLASTICISER  5 litre
    Picture of CEMENTONE PLASTERER'S PRIMER ( PLASPRIME TECHNOLOGY ) Green 10ltr