Mortar Admixtures and Cement Colourants

The mortar admixtures and cement colourants range includes PVA bonding agents, SBR bonding agents, integral waterproofers, mortar plasticisers, accelerators, retarders, frostproofers, concrete hardeners, render additives, and cement and mortar colourants designed for mix modification, performance improvement, and colour integration across construction and repair applications. Suitable for trade and DIY use, these formulations support bonding, waterproofing, curing control, and workability across cement, mortar, render, and concrete.

Products include PVA sealers and adhesives, SBR waterproof…

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The mortar admixtures and cement colourants range includes PVA bonding agents, SBR bonding agents, integral waterproofers, mortar plasticisers, accelerators, retarders, frostproofers, concrete hardeners, render additives, and cement and mortar colourants designed for mix modification, performance improvement, and colour integration across construction and repair applications. Suitable for trade and DIY use, these formulations support bonding, waterproofing, curing control, and workability across cement, mortar, render, and concrete.

Products include PVA sealers and adhesives, SBR waterproof bonding agents, liquid and powder mortar plasticisers, integral waterproofing admixtures, frostproofing and accelerating admixtures, concrete hardeners, render additives, and liquid and powder cement colourants. Available formats include liquids, powders, sachets, and bulk pack sizes such as 500ml, 1 litre, 2.5 litre, 5 litre, 10kg, 5kg, and 1kg.

Designed for consistent performance and reliable application, these products support improved adhesion, reduced water permeability, enhanced mix strength, controlled setting times, and consistent colour finishes across structural work, rendering, and finishing applications.

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Mortar Admixtures and Cement Colourants

Everbuild Opti-mix Super Concentrate Render Additive – 3-in-1 Formula (697962) Everbuild Opti-mix Super Concentrate Render Additive – 3-in-1 Formula (697962)
£7.62£13.06
  • Super Concentrated Formula
  • Enhances Render Workability
  • Triple-Action Waterproofing Protection
Sika SikaMix Frostproofer & Hardener 5L 878091 Sika SikaMix Frostproofer & Hardener 5L 878091
£6.40£12.76
  • Faster Setting In Cold Conditions
  • Frost Protection Down To -8°C
  • Safe Chloride-Free Formula
Feb Febtank Plug Rapid Setting Water Stop Repair Compound 5kg 486603 (FBWATPLUG5) Feb Febtank Plug Rapid Setting Water Stop Repair Compound 5kg 486603 (FBWATPLUG5)
£13.99£26.94
  • Expanding Watertight Seal
  • Ultra-Rapid Setting Formula
  • Works Underwater & High Pressure
Sika 3 in 1 Rendamix Waterproofer Retarder Plasticiser Admixture 5L 880786 Sika 3 in 1 Rendamix Waterproofer Retarder Plasticiser Admixture 5L 880786
£7.42£15.76
  • Improves Render and Screed Workability
  • 3-in-1 Waterproofing Formula
  • Reduces Efflorescence Formation
Febmix Admix SW Original Mortar Plasticiser 25L Liquid Admixture (FBSWMIX25) Febmix Admix SW Original Mortar Plasticiser 25L Liquid Admixture (FBSWMIX25)
£18.00£39.11
  • Cleaner alternative to lime
  • Improves freeze-thaw resistance
  • Reduces cracking and shrinkage
Sika 1 Waterproofer Admixture 25L for Cement and Mortar 114449 Sika 1 Waterproofer Admixture 25L for Cement and Mortar 114449
£205.89£433.99
  • Dual Application Options
  • Multi-Surface Compatibility
  • Advanced Waterproofing Technology
Sika 1 Waterproofer Admixture 5L 114448 Cement and Mortar (SK1WAT5) Sika 1 Waterproofer Admixture 5L 114448 Cement and Mortar (SK1WAT5)
£43.92£181.40
  • Live Water Tolerance
  • Proven Reliability for Decades
  • Advanced Waterproofing Technology
Sika 4 Rapid Setting Cement Render Mortar Accelerator 5L 114453 (SK4RAP5) Sika 4 Rapid Setting Cement Render Mortar Accelerator 5L 114453 (SK4RAP5)
£64.11£110.02
  • Non-chloride, safe for use
  • Leak-proof waterproof seal
  • Rapid setting in damp conditions
Sika 4A WaterStop Cement Admixture for Waterproofing – 5L 114454 (SK4A5) Sika 4A WaterStop Cement Admixture for Waterproofing – 5L 114454 (SK4A5)
£50.49£110.02
  • Rapid Setting Mortar
  • Safe for Potable Water
  • Waterproof and High-Pressure Protection
Sika Dustproofer and Concrete Hardener Box of 4 102470 (SKDUST5-4) Sika Dustproofer and Concrete Hardener Box of 4 102470 (SKDUST5-4)
£40.04£88.33
  • Dust-Free Surface
  • Surface Hardening
  • Economical Coverage
Sika MaxMix Concentrated Frostproofer Accelerator Hardener Mortar and Cement 1L 881347 Sika MaxMix Concentrated Frostproofer Accelerator Hardener Mortar and Cement 1L 881347
£7.04£17.40
  • One litre treats 100kg
  • Easy 250ml cement dosage
  • Dual frostproofing formula
Sika Maxmix Concentrated Integral Waterproofer Admixture 1 Litre (881475) Sika Maxmix Concentrated Integral Waterproofer Admixture 1 Litre (881475)
£6.74£13.28
  • Freeze-Thaw Resistance
  • Efflorescence Reduction
  • High Concentration Formula