Surface Treatment

Acid Etch

Larsen Acid Etch is an acidic solution which is used directly from the container.

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Brick & Patio Cleaner

Larsen Brick & Patio Cleaner is a hydrochloric acid based liquid for dissolving cement and mortar stains from brickwork, blockwork, etc.

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Algicide

Larsen Concentrated Algicide is a clear liquid chemical algaecide and fungicide.

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Rubberproof

Rubberproof is a water-based rubberised bitumen emulsion. It is designed to be used on walls and floors to prevent water ingress and dampness from the ground. Rubberproof will provide a waterproof membrane on concrete and brick foundations, retaining walls and bridge abutments.

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