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Barrettine Decking Oil

Barrettine Decking Oil

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Wood type and application can vary coverage

£22.47 - £37.19
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An all-in-one decking oil that nourishes, protects, and enhances all wood decking. Contains UV stabilisers to protect against colour fade.

Features

  • A solvent-based decking oil that nourishes, protects, and enhances decking
  • Suitable for all softwood and hardwood decking, and other garden wood
  • Contains biocide to protect against mould
  • Added UV resistant pigments protect against colour fade
  • Protects decking from splitting and warping
  • Excellent water resistance stops water ingress
  • Safe for humans, animals and plants once dry
  • Very High V.O.C
Brand
Drying time
24 hrs
Coverage
Up to 8 m2 per litre
No. of coats
2
Size
2.5L 5L
MPN
Please Select Size/Option
GTIN
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Overview

Overview

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Barrettine Decking Oil is an oil-based decking stain that is perfect for all types of wooden decking, summer houses, sheds, fences, and other garden wood. Solvent-based formulation for deep penetration and enhancing the natural grain and beauty of wooden decking. Will not crack, peel, or flake.

Please Note: Barrettine have recently changed the name of one their colours 'Light Oak', this is now called 'Amber Light Oak', however the colour, finish and formula remain the same.

Preparation

Preparation

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Decked areas should be clean, dry, and free from dirt, debris, and other surface contaminates prior to treatment.

New Decking Preparation

For all bare wood decking including tanalised, pressure treated and preservative impregnated decking timbers.

New Softwood decking

  1. For the best protection, treat all sides of the decking boards with a suitable exterior wood preservative
  2. Treat the end grain with Barrettine End Grain Preserver prior to installation
  3. Sweep the decking with a stiff broom to remove all traces of surface dirt and debris
  4. Use a suitable decking cleaner if required before oiling

New Hardwood decking

New hardwood decking usually requires a period of weathering to allow the surface grain to open. This allows for better absorption of the decking oil. Check the decking manufacturer's guidance on how long decking should weather before applying a decking treatment.

Old Decking Preparation

  1. Ensure that all 'coating' type finishes such as paints, varnishes and varnish like stains have been fully removed to expose bare wood by either jet washing, sanding or using a dedicated decking stripper and remover. This may require more than one attempt.
  2. Old oil finishes should be cleaned thoroughly with Barrettine Decking & Patio Cleaner or other suitable decking cleaner
  3. For decking affected by mould, algae or moss, use a Barrettine Mould and Mildew Cleaner
  4. Any existing cases of woodworm can be treated with Barrettine Premier Woodworm Killer
  5. For the best protection, treat with Barrettine Premier Universal Preserver
  6. If possible, preserve all sides including end grain prior to installation
  7. Sweep the decking with a stiff broom to remove all traces of surface dirt and debris before oiling a deck

Application

Application

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Always do a test area before starting any project to check product suitability and final finish. Follow the manufacturer's instructions on the tin at all times.

Do not apply Barrettine Decking Oil in wet conditions or if rain, frost or snow is likely before the product is dry. Decked areas should be completely dry before application. Stir thoroughly before and periodically during application.

  1. Apply a thin, even film of decking oil with a suitable decking applicator
  2. Work the oil into the surface of the wood grain
  3. Wipe off any excess oil with a clean, lint-free cloth
  4. Allow the first coat to fully dry, then apply a second coat as above
  5. Allow 24 hours to dry completely before heavy use

Two coats of Barrettine Decking Oil are usually sufficient but this may vary depending on the type and condition of the timber to be treated.

Cleaning Equipment

After use, paint brushes can be cleaned with Barrettine Brush Cleaner or Barrettine Paint Brush Restorer.

Finishing

Finishing

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If you require an anti-slip finish for improved grip, apply a top coat of Barrettine Anti-Slip Decking Oil.

Aftercare

Aftercare

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Regular Cleaning

To preserve the look and performance of the oiled finish for longer it is recommended that decked areas are swept with a stiff broom on a regular basis. This is to remove loose leaves, dirt and other organic matter that can settle on the decking boards and in the grooves, which can degrade or damage the finish and decking timbers over time.

Deep Cleaning

Scuff marks, stains, grease and other surface contaminates can normally be cleaned with Barrettine Driveway, Decking and Patio Cleaner. Stubborn marks and stains may require a light sanding and a thin application of Barrettine Decking Oil to restore the affected area.

Repair

High foot traffic areas that start to appear worn or tired, or that are losing the ability to repel water effectively can be easily restored. First clean with a suitable decking cleaner then re-apply a thin coat of Barrettine Decking Oil to the affected area for an invisible repair.

Maintenance

If the finish begins to look tired or worn over time, or loses its ability to repel water, simply re-apply a fresh coat of Barrettine Decking Oil, following the Preparation and Application instructions above.

F.A.Q.

F.A.Q.

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Can Barrettine All-In-One Decking Oil be used on wood previously painted with a wood primer?

As a penetrative product, this is designed to be used on top of bare wood or preserved/ pressure treated/ tanalised timber.


What's the difference between a coloured decking oil and a decking stain?

Coloured decking oils and decking stains both change the appearance of wooden decking by changing the natural colour of the decking boards. Most types of decking stain form a coloured coating over the top of the timber while decking oils penetrate into the wood grain and stain the wood from within. In terms of maintenance, decking oils are easier to patch repair and maintain, plus they will never crack, peel or flake.

Reviews

Reviews

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1188 customer reviews
4.9/5.0
based on last 18+ months
5 stars
1075
4 stars
111
3 stars
2
2 stars
0
1 star
0
5/5
Fantastic product
Used successfully for years and more recently in a paint sprayer… does get darker over the years but I assume that’s through layers if colour
Sian Boucher. Natural Oak, 5L (11/09/25)
5/5
Easy to apply and works well
Applied to some decking steps, it makes a great improvement and should keep the water off too.
Jeffrey Bridges. Cedar Red, 2.5L (10/09/25)
5/5
Brilliant
Covers very well and easy to spread.
Steve Kgreen. Clear, 5L (09/09/25)
5/5
Excellent for our decking
We have used this over several years and we are never disappointed. It goes on well, and protects and enriches the wood.
Helen Clarke. Natural Oak, 5L (01/09/25)
5/5
A clear winner for oiling your deck
Easy to apply and provides good protection for the decking. Not a non-slip product.
GW. Clear, 5L (31/08/25)
5/5
Best decking oil
We live in a very exposed location in North Yorkshire and have a large our raised deck. It is battered by the elements and Barrettine decking oil is the only product good enough for the job. The deck always looks really good after it's been treated. It comes in a wide range of colours and is easy to apply. We always use the Barrettine anti-slip top coat over the decking oil which does exactly what it says, no more sliding over the decking.
Annette. Amber Light Oak, 5L (29/08/25)
5/5
A great product
Used this oil for years. Applies well and always very pleased with the end result.
JW. Clear, 5L (23/08/25)
5/5
A good high quality decking product
On well prepared surfaces, this product provides an excellent flow. 1st coat properly penertrates the wood and seals the surface very well. 2nd coat offers a a superior flow rate, adding a sound protection a good lustre when using a colour.
Terry Gamble-Beresford. Amber Light Oak, 5L (21/08/25)
5/5
Fantastic
Was looking for a oil fo my new decking as last time I used a very well known brand of decking paint and it was awful had to paint twice a year and it flaked of and was told by family to use oil ,anyway I looked for best ones and yours came top so I had good read at it and called to order as I had problems trying to get do it online probably my fault ,so glad I did . The lady on the phone was fantastic knew answer to any of my questions and I knew I was making the correct choice so order all my items in the knowledge I was buying everything and it would be fine . I advise anyone neeeing any advice to call them and their decking oil is great my decking looks fab .
Linda Currie. Clear, 5L (21/08/25)
5/5
Excellent product
Excellent product for decking 2 coats provided enough protection
GHULAM YOUSEF. Clear, 5L (19/08/25)
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