Advanced Cornish Made Building Chemicals
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Waterproofing Systems
KA Fillet Seal
Specially formulated mortar used to create smooth transitions at wall-to-floor junctions, ensuring continuous waterproofing in tanking applications.
KA Waterplug
A rapid-setting hydraulic mortar designed to instantly stop active water leaks in concrete and masonry through quick expansion and crystallization.
EcoProof
An environmentally friendly, liquid-applied waterproofing membrane that forms a flexible, seamless barrier for roofs and masonry surfaces.
Surface Sealers
KA RenderGuard SX‑100
Deep-penetrating siloxane formula specifically engineered to prevent water ingress in external rendered walls.
KA RoofTileGuard SX‑500
Extended-life protection for roof tiles, discouraging organic growth and preserving structural integrity.
KA OilGuard SX‑900
Specialized oleophobic sealer providing maximum protection against oil, grease, and hydrocarbon penetration.
EcoSeal
Environmentally conscious water-based surface protector offering excellent performance with low VOC emissions.
KA Infinity
The ultimate long-duration sealer for diverse masonry substrates, offering unparalleled durability and finish.
Additives & Construction Chemicals
KA Chelec Post‑Fix is a fast‑setting post mix made using biogenic seashell aggregate, fine sand, cement and performance additives. Designed for fixing fence posts, gate posts, signs and bollards quickly and securely.
KA Chelec Post-Fix
KA SBR
High-performance Styrene Butadiene Rubber bonding aid and admixture that improves water resistance and durability in mortars.
EcoMix
An environmentally advanced mortar plasticizer that enhances workability while reducing the carbon footprint of masonry projects.
EcoRend
Sustainable rendering additive designed for maximum adhesion and breathability in modern architectural wall finishes.
KA Mortar Guard SX-150
Powerful integral waterproofer that protects mortar joints from freeze-thaw damage and chemical erosion.
KA PavePoint
Professional-grade paving jointing compound designed for high-strength, weed-resistant finishes on all exterior stone surfaces.
Damp Proofing & Masonry Protection
KA WaterSeal
A high-grade siloxane-based water repellent designed to protect exterior walls and roofs from water ingress while remaining fully breathable and invisible after application.
KA CavityWallGuard SX‑300
Specialist water repellent treatment formulated for external masonry with cavity wall insulation. It prevents moisture tracking across the insulation while keeping the substrate dry.
KA DPC Injection Cream (310ml)
A high-strength silane-based injection cream for creating a new damp proof course in existing masonry walls. Easy to apply with a standard mastic gun for maximum effective moisture protection.
Additional KA Products
KA Grit P
High Performance Textured Bonding Coat
KA Grit P™ is a ready-to-use pink textured bonding coat formulated with SBR polymer and graded shell aggregate to create a strong mechanical key on smooth and low-porosity surfaces. Ideal for use beneath renders, plasters, tanking systems and cement-based coatings where enhanced adhesion is required.
KA Bond SPR
High Performance Surface Preparation Primer
KA Bond SPR™ is a ready-to-use pink surface preparation primer formulated to improve adhesion on concrete, masonry, render and other cementitious substrates. Its highly visible pink formula helps identify treated areas before the application of renders, tanking systems, plasters and repair mortars.
KA StoneGuard
Deep-penetrating siloxane protection for natural stone. Creates an invisible, breathable guard against moisture and environmental staining.
KA DriveSeal
Professional-grade sealer for high-traffic driveways. Prevents oil stains and structural wear while enhancing surface durability.
KA RenderGuard
Advanced siloxane formula for external rendered walls. Prevents water ingress while maintaining full breathability and substrate texture.