Biocidal Wash

A highly effective biological solution which effectively removes algae, mould and lichen.

Wetherby’s Biocidal Wash is suitable for a range of substrate materials including: Brick, tile, concrete, stone and cladding, as well as silicone, acrylic, mineral and polymer modified render finishes.

Wetherby Biocidal Wash is an environmentally friendly cleaning solutions.

Kills algae, mould and lichen (approx 1 year)
Leaves residual protection
No rinsing required
Environmentally friendly option

Although many renders incorporate algae resistant properties, substrates can eventually become susceptible to micro-organisms when located in very green or damp areas.

Wetherby’s Biocidal Wash contains a patented mix of biocides which can be used to treat affected render systems and substrates.

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Protect your render once it has been cleaned…

Wetherby Render Protector is a highly water repellent coating, providing superior protection against algae, mould, pollution, staining and dirt.

Contact Us

For more information on Render Protector call the Technical Helpline 0800 107 3299 or email below.