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Garden Decking Cleaners

Specifically formulated to clean, protect and revive both softwood and hardwood decking, these garden decking cleaners provide everything needed to clean and refresh new and old decking. Whether looking to remove mould, algae and lichen, restore grey weathered decking or to simply clean surface dirt and grease, there's an effective decking cleaner for the job. Many of these decking cleaners can be used on bare or untreated decking as a pre treatment before applying a Decking Preserver and Decking Oil.

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Ronseal Decking Cleaner
Ronseal High Performance Decking Cleaner Sachets
  4.5/5.0  (26 reviews)
£3.56
Concentrated cleaner sachets for the cleaning and restoration of wooden decking. Makes up to 5 litres of cleaning solution that effectively removes dirt, grime, moss, mould and algae from garden decking.
  • 1-2 coats
  • Coverage: 4m²/L
  • 2 hrs drying time
More Info
Osmo Wood Reviver Gel
Osmo Wood Reviver Gel (6609)
  4.6/5.0  (37 reviews)
£5.26 - £27.93
A biodegradable, odour-free cleaner to remove greying and restore the natural character of sun-bleached or weather damaged wood. Can be used to restore the colour of decking timbers prior to treating with a decking oil or stain.
  • 1-2 coats
  • Coverage: 10m²/L
  • 1 hr drying time
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Available in 500ml, 2.5L
Fungicidal Wash (Multicide)
Barrettine Mould and Mildew Cleaner
  4.6/5.0  (19 reviews)
£7.24
An effective multicide, fungicidal wash for the control of mould, algae and fungi. Ideal for the cleaning and restoration of old or neglected decking. Use as a pre-treatment on bare wood or stripped decking prior to applying a decking oil or stain.
  • 1-2 coats
  • Coverage: 10m²/L
  • 24 hrs drying time
More Info
Available in 4L
Osmo Decking Cleaner (8025)
Osmo Decking Cleaner (8025)
  4.6/5.0  (5 reviews)
£7.53 - £30.25
A concentrated decking cleaner for use on untreated or oiled wooden decking. Effectively removes dirt and stains from decking boards.
  • 1-2 coats
  • Coverage: 100m²/L
  • 30 mins drying time
More Info
Available in 1L, 5L
Ronseal Decking Cleaner and Reviver
Ronseal Decking Cleaner and Reviver
  4.9/5.0  (7 reviews)
£7.87
Revives old, weathered decking. Removes moss, mould and algae. Prepares decking prior to applying a decking treatment, such as a decking oil or stain.
  • Coverage: 4m²/L
  • 15 mins drying time
More Info
Available in 5L
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Cuprinol Decking Cleaner
Cuprinol Decking Cleaner
  4.2/5.0  (8 reviews)
£7.60
An effective anti-algae decking cleaner for softwood and hardwood decking. Contains powerful detergents, specially formulated to remove dirt, grease, algae and mould from garden decking.
  • 1 coat
  • Coverage: 12m²/L
  • 16 hrs drying time
More Info
Available in 2.5L
Barrettine Mould and Mildew Spray
Barrettine Mould and Mildew Spray
  4.7/5.0  (2 reviews)
£4.79
An effective spray for the control of mould spores, algae and fungi. Ideal for localised areas that need attention. Handy trigger spray bottle for easy application.
  • 1-2 coats
  • Coverage: 4m²/L
  • 24 hrs drying time
More Info
Available in 500ml
Ronseal Garden Cleaner
Ronseal Garden Cleaner
£3.80
An effective garden cleaner for use on patios, paving and wooden decking. Removes moss, mould and algae in just 15 minutes. Ideal as a pre-treatment prior to applying a decking oil or stain.
  • 1 coat
  • Coverage: 5m²/L
More Info
Available in 5L
Doff Path, Patio and Decking Cleaner
Doff Path, Patio and Decking Cleaner
  5.0/5.0  (2 reviews)
£3.19
A concentrated wood cleaner that cleans and restores garden paths, patios and wooden decking. Each box makes up to 5L of cleaner that effectively removes mould, mildew and algae.
  • 1-2 coats
  • Coverage: 6m²/L
  • 2 hrs drying time
More Info
Ronseal Decking Restorer
Ronseal Decking Restorer
  4.0/5.0  (2 reviews)
£13.18
A specifically designed decking restorer for weathered or grey decking. Suitable for ridged, smooth, softwood and hardwood decking. Revives and cleans wooden decking back to its natural appearance.
  • 1 coat
  • Coverage: 15m²/L
  • 20 mins drying time
More Info
Available in 2.5L
Osmo Polymer Composite Cleaner (8021)
Osmo Polymer Composite Cleaner (8021)
£11.97 - £52.33
A lightly alkaline-based intensive cleaner for composite decking. Removes organic and inorganic dirt and stains from WPC and BPC decking.
  • Coverage: 50m²/L
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Available in 1L, 5L
Liberon Tough Deck Clean and Revive
Liberon Tough Deck Clean and Revive
£9.46
An effective cleaning solution for use on old and soiled wooden decking which has dulled and faded over time.
  • 1 coat
  • Coverage: 30m²/L
  • 24 hrs drying time
More Info
Available in 2L
Osmo Exterior Spray Cleaner (8027)
Osmo Exterior Spray Cleaner (8027)
£5.88
A ready-to-use spray solution for everyday cleaning of oiled exterior wood surfaces such as garden furniture and decking. For domestic and commercial use.
More Info
Available in 500ml
Liberon Garden Furniture Cleaner
Liberon Garden Furniture Cleaner
£8.79
Removes dirt, mildew and grime from greying exterior wood and prepares it for re-oiling.
  • 1 coat
  • Coverage: 30m²/L
  • 24 hrs drying time
More Info
Available in 1L

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