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Decking Cleaning

Decking goes green and slippery over winter as algae builds up in the grain. We clean it carefully with water alone, lifting the grime and making it safe to walk on again - without tearing up or furring the timber.

Freshly cleaned timber garden decking, damp with the grain showing

What we clean

  • Timber / softwood decking
  • Hardwood decking
  • Composite decking
  • Garden steps and balustrades

Composite decking is cleaned gently so the finish isn't marked, and timber is cleaned in a way that keeps the boards smooth rather than raised and splintery.

It comes up looking fresh and, more importantly, far less slippery.

Why book Hydro

Straightforward reasons to leave it to us.

One person, start to finish

Mark quotes it, cleans it and answers the phone. No call centre, no subbies.

The right pressure for every board

We adjust the pressure and technique for timber, hardwood and composite decking, lifting algae and embedded dirt without needlessly raising the grain or marking the finish.

A thorough clean, not a quick rinse

We lift the slippery surface build-up and dirt trapped in the boards, leaving the decking cleaner, safer underfoot and ready for any treatment or finish you choose to arrange separately.

No risk to you

A fixed price up front, fully insured, and you pay the same day once you've seen it finished. 10/10 on Checkatrade.

Decking - common questions

Will pressure washing damage or fur up my decking?

No - we soften the pressure and technique for timber so the boards are cleaned without furring or splintering. Composite is cleaned gently too.

Can you clean composite decking?

Yes. Composite is cleaned with water alone at a gentle pressure so the finish stays intact.

Get your fixed price

Snap a photo. Get a price.

Send two or three photos of the area, your postcode and an approximate size on WhatsApp. Mark reviews the surface and confirms a fixed price before the work begins, usually within the hour. Prefer a chat? Mark answers the phone - the same person who does the job.

Prefer to type it out? Request a quote by form.

Surrey · South London · Sussex · and across the South East

  1. 01

    Snap a photo

    Send two or three photos of the area, plus your postcode and rough size, on WhatsApp.

  2. 02

    Fixed price back

    Mark sends a firm price the same day, usually within the hour. No site visit, no hard sell.

  3. 03

    We clean, you check

    We turn up, do the job properly and tidy up. You see it finished, then pay the same day.

See the work

Have a look at the latest jobs.

We post the before-and-afters as we do them. Follow along on Instagram and Facebook to see what we've been up to, and the kind of results we get.

WhatsApp a photo Call