CambridgeshireCambridge

Exterior Wall Coatings in Cambridge

Waterproofing and protecting your property's exterior for 20+ years with a breathable, durable wall coating.

Free Inspection No-Obligation Quote Long-Term Guarantee All of Cambridgeshire Covered

Exterior Wall Coatings in Cambridge

Exterior wall coatings are thick, textured masonry coatings — typically 2–4mm in depth — that are applied over existing brickwork, render, pebbledash, or stone to provide a durable, weather-resistant surface that requires little or no maintenance for 20 years or more. Unlike standard masonry paint, quality exterior coatings are formulated to be hydrophobic (water-repelling) while remaining vapour-permeable — they shed driving rain from the surface while allowing moisture vapour from inside the wall to escape. This breathability is essential for older properties where trapping moisture would cause harm.

Exterior wall coatings offer both functional and aesthetic benefits. Functionally, they stop water penetrating porous brickwork and render, reducing internal wall moisture and the penetrating damp problems that arise from it. Aesthetically, they transform tired, stained, or pebbledash-covered properties, giving them a clean, modern appearance in a wide range of colours. The coating is applied in two coats — a base application and a top coat — and comes with a long-term guarantee.

Signs to Look For in Your Cambridge Property

→Brickwork that is visibly porous — water soaking in rapidly when wet rather than beading and running off
→Staining, algae growth, or lichen on external walls indicating persistent moisture retention
→Pebbledash or render that is cracked, hollow, or pulling away from the substrate
→Repeated internal penetrating damp patches that correspond to an external wall
→Tired, stained, or discoloured external appearance that detracts from the property's value
→Mortar joints that are recessed, eroded, or crumbling

Why Cambridge Properties Are Particularly Affected

Cambridge's Victorian brickwork responds well to exterior wall coatings, particularly on the more exposed elevations. A quality coating reduces water absorption, protects the masonry, and can transform the appearance of an older property.

Cambridge sits on chalk and river gravels alongside the River Cam, with clay soils in the lower-lying areas around the southern edge of the city. The water table in central Cambridge and along the Cam corridor is relatively high, and the low-lying meadow areas around Midsummer Common and the Backs are notably damp. Properties near the river and in the Mill Road and Romsey areas are most susceptible.

How We Treat Exterior Wall Coatings in Cambridge

Clean all external surfaces thoroughly using a pressure washer or chemical cleaner to remove algae, lichen, dirt, and loose material

Repair any cracked render, blown sections, or deteriorated pointing before application

Apply a primary base coat of exterior wall coating by spray or brush, ensuring even coverage

Apply a second finish coat to the required texture and colour

Issue a long-term guarantee covering the coating against peeling, cracking, and colour fade

Areas Covered in Cambridgeshire

We provide exterior wall coatings throughout Cambridge (CB1, CB2, CB3, CB4, CB5) and the surrounding areas including Trumpington, Cherry Hinton, Newnham, Chesterton, Histon, Impington, Girton, Barton, Grantchester.

Our local inspection team can usually attend within 48 hours. Call 01473 561 031 or use the form to book.

Common Questions About Exterior Wall Coatings in Cambridge

Quality exterior wall coatings come with long-term guarantees — typically 10–20 years. In practice, a well-applied coating on a sound substrate can remain in good condition considerably longer than the guarantee period, provided the property has adequate guttering and no structural defects allowing water ingress behind the coating.

Yes. Exterior wall coatings are particularly popular over pebbledash, which is notoriously difficult to redecorate using conventional paint. The coating fills over the pebbles and provides a smooth or textured finish that completely transforms the external appearance.

If penetrating damp is caused by widespread porosity of the brick or render surface, an exterior coating will stop it by waterproofing that surface. If the penetrating damp is caused by a specific defect — a cracked render section, failed pointing, or a leaking gutter — that defect must be repaired before or during application for the coating to be effective.

Modern exterior coatings use UV-stable pigments that maintain their colour significantly better than standard masonry paint. Some fading over 15–20 years is normal, but the coating will not flake or peel in the way that paint does — it simply fades gradually and evenly.

Our Cambridge Guarantee

All our exterior wall coatings work in Cambridge comes with a long-term written guarantee. Our guarantees are accepted by the majority of UK mortgage lenders and are transferable to new owners on sale of the property.