
Patio cleaning in Corby.
Patios brought back to life. We pre-treat black spot and green algae so they die at the root, then pressure wash the slabs at the right pressure for the stone and biocide-treat them to slow regrowth. Indian sandstone, natural stone, slabbed, concrete and block patios all covered. Joints crumbling or full of weeds? We can grind them out and repoint with Nexus Pro — see repointing restoration, quoted separately. Serving Corby (NN17, NN18) from Thrapston. We agree a suitable date after assessing access and the work required.
Planning your patio cleaning in Corby
Patio cleaning in Corby: new-build slabs and shaded gardens
We clean patios across Corby (NN17, NN18) and in Weldon, Gretton and Great Oakley. Patio cleaning starts from £4/m², around £100–£250 for a typical patio, depending on size and condition.
A patio that sits in the shade of a fence or the house stays damp, and damp slabs go green first. That is why patios on newer estates can look tired within a few years. Why new builds go green so fast → Send one photo of the whole patio and one close-up of the worst area, and tell us what the slabs are if you know: sandstone, other natural stone or concrete.
Check the joints while you are out there. Cleaning does not fix joints that have crumbled or washed out; they need a separate repointing quote. The gallery shows our patio work; not every pictured job was carried out in Corby.
Patio cleaning — real before & afters.
Every photo below is a real job — no stock images. This is the standard you can expect.




















The finish, not just the clean.
Tell James what needs cleaning at your Corby property. Your quote sets out the agreed work, access requirements and price before you decide to book.
- Green algae, moss and ingrained dirt lifted off the slabs
- Black spot pre-treated so it dies at the root
- Indian sandstone and natural stone back to an even tone
- Failed joints repointed with Nexus Pro — quoted separately
- From £4/m². A typical patio comes in around £100–£250 depending on size and condition. Send two photos for a fixed price.
- No — we use the right pressure for the stone and pre-treat black spot rather than relying on raw pressure. Heavy-handed jet washing without pre-treatment is what scars sandstone and opens up the joints; we don't do that.
- They're lichen, not dirt. Lichen roots into the pores of natural stone and concrete, so a jet of water only knocks the surface off and the spots come back within months. We apply a black-spot treatment and leave it to work before cleaning, so it is killed at the root.
- Yes. Where the mortar joints have failed, we grind them out and repoint with Nexus Pro compound for a strong, weed-proof finish. It is quoted separately from the clean.
- Yes — we need access to a working outdoor tap on the day. If you don't have one, let us know and we'll discuss options.
For full details of the method, photographs and pricing, see our patio cleaning service. Your quote is assessed for your property in Corby.
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a large drive or a good-sized patio