Summer House Treatments

Summer houses of all shapes and sizes have never been more popular. Make yours a feature of the garden with these wood care treatments and garden paints.

Protect summerhouses against mould, algae & fungi with a clear or coloured wood preserver. Add a splash of colour with a garden paint or keep it natural with an exterior wood oil.

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Displaying 59 products

Recommended
Sikkens Cetol Filter 7 Plus
Sikkens Cetol Filter 7 Plus
  5.0/5.0  (294)
£33.91 - £106.13
A highly durable, medium build, solvent-borne exterior woodstain that provides a highly translucent, UV resistant, semi-gloss finish.
  • 2 coats
  • 16m² per litre
  • 16 hrs drying time
More info
Available in 1L, 2.5L, 5L
Barrettine Premier Wood Preserver
Barrettine Premier Wood Preserver
  4.9/5.0  (2891)
£15.79 - £38.95
A solvent-based preservative that offers microporous protection against wood rot, fungi, decay and mould. Available in 7 colours or clear.
  • 2-3 coats
  • 6m² per litre
  • 12 hrs drying time
More info
Available in 1L, 5L
Osmo UV Protection Oil Extra
Osmo UV Protection Oil Extra
  4.8/5.0  (1353)
£1.55 - £293.25
Ultimate protection for exterior wood with factor 12 UV filters to protect against the greying effects of UV damage.
  • 2 coats
  • 20m² per litre
  • 12 hrs drying time
More info
Available in 5ml sample, 125ml, 750ml, 2.5L, 10L
Cuprinol Garden Shades
Cuprinol Garden Shades
  4.8/5.0  (579)
£4.63 - £38.10
A wide range of attractive colours that provide long lasting protection for all types of garden wood. Cuprinol Garden Shades is a water-based paint, touch dry within one hour.
  • 2 coats
  • 10m² per litre
  • 1 hr drying time
More info
Available in 125ml, 1L, 2.5L, 5L
Barrettine Wood Protective Treatment
Barrettine Wood Protective Treatment
  4.9/5.0  (1138)
£13.30 - £27.69
A UV-resistant, deep penetrating, low odour protective treatment for all exterior wood that is harmless to beneficial insects and plants when dry.
  • 2-3 coats
  • 6m² per litre
  • 48 hrs drying time
More info
Available in 1L, 2.5L, 5L
Osmo Natural Oil Wood Stain
Osmo Natural Oil Woodstain - Satin
  4.9/5.0  (577)
£1.55 - £120.50
An all-in-one translucent wood stain that colours, protects, feeds and enhances exterior wood and joinery.
  • 2 coats
  • 26m² per litre
  • 12 hrs drying time
More info
Available in 5ml sample, 125ml, 750ml, 2.5L
Osmo Country Colour
Osmo Country Colour
  4.8/5.0  (454)
£1.55 - £92.53
An oil-based, opaque, colour finish for exterior wood with excellent weather and UV resistant properties
  • 2 coats
  • 26m² per litre
  • 12 hrs drying time
More info
Available in 5ml sample, 125ml, 750ml, 2.5L
Ronseal Garden Paint
Ronseal Garden Paint
  5.0/5.0  (418)
£5.91 - £38.99
A highly durable garden paint for wood, metal, brick, and terracotta. Ideal for sheds, fences and more.
  • 3 coats
  • 12m² per litre
  • 4 hrs drying time
More info
Available in 250ml, 750ml, 2.5L, 5L
Barrettine Log Cabin Treatment
Barrettine Log Cabin Treatment
  4.9/5.0  (601)
£38.99
A high-quality clear oil for exterior use that offers excellent protection against water ingress.
  • 2-3 coats
  • 8m² per litre
  • 48 hrs drying time
More info
Available in 5L
Sadolin Classic Wood Protection
Sadolin Classic Wood Protection
  4.9/5.0  (402)
£19.56 - £71.58
A versatile varnish-based wood stain for interior and exterior use.
  • 1-2 coats
  • 10m² per litre
  • 24 hrs drying time
More info
Available in 1L, 2.5L, 5L
Ronseal Total Wood Preservative
Ronseal Total Wood Preservative
  4.9/5.0  (301)
£35.25
A complete wood preservative treatment that protects exterior wood from wood rot, decay and woodworm.
  • 3 coats
  • 8m² per litre
  • 24 hrs drying time
More info
Available in 5L
Sikkens Cetol HLS Plus
Sikkens Cetol HLS Plus
  4.9/5.0  (211)
£22.53 - £74.80
A low build, solvent-borne, matt woodstain. Can be used both as a base stain and as a finishing coat.
  • 1-3 coats
  • 12m² per litre
  • 24 hrs drying time
More info
Available in 1L, 2.5L, 5L
Osmo Wood Reviver Gel
Osmo Wood Reviver Power Gel (6609)
  4.3/5.0  (152)
£8.71 - £146.36
A biodegradable wood reviver designed to restore the natural character and colour of sun and weather damaged wood.
  • 1-2 coats
  • 10m² per litre
  • 20 mins drying time
More info
Available in 500ml, 2.5L, 5L, 10L
Barrettine Premier Universal Preserver
Barrettine Premier Universal Preserver
  4.9/5.0  (146)
£13.99 - £34.99
A low-odour wood treatment without wax that offers microporous protection against wood rot, fungi, decay and mould.
  • 2-3 coats
  • 6m² per litre
  • 12 hrs drying time
More info
Available in 1L, 5L
Cuprinol Ultimate Garden Wood Preserver
Cuprinol Ultimate Garden Wood Preserver
  4.8/5.0  (150)
£18.53 - £42.01
A water-based timber protection and colour treatment lasting up to 5 years.
  • 2 coats
  • 5m² per litre
  • 4 hrs drying time
More info
Available in 1L, 4L
Fungicidal Wash (Multicide)
Barrettine Mould and Mildew Cleaner
  4.9/5.0  (91)
£12.10
Remove black fungal growth on any wooden surface.
  • 1-2 coats
  • 10m² per litre
  • 24 hrs drying time
More info
Available in 4L
Cuprinol Exterior Wood Preserver
Cuprinol Exterior Wood Preserver
  4.8/5.0  (72)
£32.44
An exterior water-based wood preservative for rough and smooth garden timbers available in 5 shades.
  • 2-3 coats
  • 5m² per litre
  • 4 hrs drying time
More info
Available in 5L
Osmo UV Protection Oil (410)
Osmo UV Protection Oil (410)
  5.0/5.0  (73)
£11.80 - £79.56
Protective wood oil with additional UV filters that protects interior and exterior wood from the greying effects of the suns UV rays.
  • 2 coats
  • 20m² per litre
  • 12 hrs drying time
More info
Available in 125ml, 750ml, 2.5L
Protek Royal Exterior Paint
Protek Royal Exterior Paint
  4.8/5.0  (122)
£4.99 - £69.90
A high quality, water-based, protective exterior wood paint for use on softwood and hardwood surfaces. Hard wearing, quick drying and water repellent.
  • 2-3 coats
  • 8m² per litre
  • 4 hrs drying time
More info
Available in 125ml, 1L, 2.5L, 5L
Barrettine Premier Woodworm Killer
Barrettine Premier Woodworm Killer
  5.0/5.0  (67)
£11.95 - £31.25
Quickly eliminate and protect against woodworm and woodboring insects.
  • 2 coats
  • 5m² per litre
  • 48 hrs drying time
More info
Available in 1L, 2.5L, 5L
Osmo Natural Oil Woodstain Effect
Osmo Natural Oil Woodstain Effect
  4.3/5.0  (13)
£1.55 - £163.22
A silver-metallic oil-based protective woodstain designed to give a natural greying effect for exterior wood.
  • 1-2 coats
  • 26m² per litre
  • 6 hrs drying time
More info
Available in 5ml sample, 125ml, 750ml, 2.5L
Sadolin Superdec Opaque Wood Protection
Sadolin Superdec Opaque Wood Protection
  4.6/5.0  (66)
£8.86 - £92.70
Opaque wood protection system that is ideal for a wide range of exterior joinery and timber.
  • 2 coats
  • 10m² per litre
  • 4 hrs drying time
More info
Available in 250ml, 1L, 2.5L, 5L
Ronseal Super Flexible Primer and Undercoat
Ronseal Super Flexible Primer and Undercoat
  5.0/5.0  (63)
£10.71
An exterior primer for use before Ronseal's 10 Year Wood Paint.
  • 2 coats
  • 12m² per litre
  • 4 hrs drying time
More info
Available in 750ml
Cuprinol Wood Preserver Clear
Cuprinol Wood Preserver Clear
  4.7/5.0  (16)
£14.46 - £45.13
A clear, water-based wood preservative treatment for interior and exterior timber. Prevents insect attack, rot and decay.
  • 2 coats
  • 5m² per litre
  • 16 hrs drying time
More info
Available in 1L, 5L
Decking and Patio Cleaner
Barrettine Driveway, Decking and Patio Cleaner
  4.2/5.0  (43)
£10.20
A water-based cleaner that keeps mould, algae and fungi under control.
  • 1-2 coats
  • 4m² per litre
  • 24 hrs drying time
More info
Available in 4L
Sadolin Quick Drying Wood Preserver
Sadolin Quick Drying Wood Preserver
  4.9/5.0  (25)
£43.03
Combat wood rotting funghi and insects with this high-quality wax-free preserver.
  • 2 coats
  • 10m² per litre
  • 24 hrs drying time
More info
Available in 2.5L
Dulux Trade Ultimate Woodstain
Dulux Trade Ultimate Woodstain
  5.0/5.0  (38)
£23.38 - £91.15
Solvent-based exterior woodstain for exterior doors, windows and other joinery. Offers up to 10 years protection.
  • 2-3 coats
  • 20m² per litre
  • 16 hrs drying time
More info
Available in 1L, 2.5L, 5L
Protek Wood Stain and Protect
Protek Wood Stain and Protect
  4.8/5.0  (60)
£12.60 - £36.00
A high quality, multi-purpose wood stain for all types of exterior timber. Perfect for sheds, fences and wendy houses.
  • 2-3 coats
  • 9m² per litre
  • 2 hrs drying time
More info
Available in 1L, 2.5L, 5L
Sikkens Rubbol Primer
Sikkens Rubbol Primer
  4.7/5.0  (29)
£24.57 - £82.90
Premium quality, solvent-borne primer/undercoat that can be used on interior and exterior timber.
  • 1 coat
  • 14m² per litre
  • 18 hrs drying time
More info
Available in 1L, 2.5L, 5L
Sikkens Rubbol Satura
Sikkens Rubbol Satura
  4.9/5.0  (19)
£24.95 - £79.87
A highly durable, high build, solvent-borne opaque that provides a satin paint-like finish on exterior surfaces.
  • 2 coats
  • 16m² per litre
  • 18 hrs drying time
More info
Available in 1L, 2.5L, 5L
Protek Royal Exterior Stain
Protek Royal Exterior Stain
  4.7/5.0  (34)
£4.99 - £69.90
A high quality, water-based, protective exterior wood stain for use on softwood and hardwood surfaces. Hard wearing, quick drying and water repellent.
  • 2-3 coats
  • 8m² per litre
  • 4 hrs drying time
More info
Available in 125ml, 1L, 2.5L, 5L
Sadolin Quick Dry Woodstain
Sadolin Quick Dry Woodstain
  5.0/5.0  (18)
£23.56 - £48.82
A medium build, water-based stain for use on exterior wood. Ideal for windows, doors and conservatories. Offers 6 year protection.
  • 2-3 coats
  • 15m² per litre
  • 6 hrs drying time
More info
Available in 1L, 2.5L
Barrettine Premier Woodworm Killer Spray
Barrettine Premier Woodworm Killer Spray
  4.9/5.0  (12)
£9.98
A fast and effective woodworm killer for interior and exterior timber
  • 2 coats
  • 5m² per litre
  • 48 hrs drying time
More info
Available in 500ml
Holzol Weather Oil
Holzol Weather Oil
  5.0/5.0  (11)
£7.99 - £102.64
Holzol Weather-Oil is a high opacity micro-porous range of coloured oils designed for exterior weather protection.
  • 2 coats
  • 24m² per litre
  • 12 hrs drying time
More info
Available in 100ml, 1L, 2.5L
Protek Timber ECO Shield
Protek Timber ECO Shield
  4.9/5.0  (23)
£14.46 - £44.22
Prolongs the beauty of pre-treated timber project with a waterproof finish. For all exterior wood. Pet & plant friendly when dry.
  • 2 coats
  • 11m² per litre
  • 2 hrs drying time
More info
Available in 1L, 2.5L, 5L
Sikkens Cetol BL Primer
Sikkens Cetol BL Primer
  5.0/5.0  (6)
£43.14
A stain-blocking, medium build, water-borne primer for exterior use only that is quick and easy to apply.
  • 1 coat
  • 8m² per litre
  • 3 hrs drying time
More info
Available in 2.5L
Protek Wood Preserver ++
Protek Wood Preserver ++
  5.0/5.0  (11)
£17.40 - £52.20
A professional wood preserver for exterior use. Penetrates deep into wood and protects against wood destroying fungi.
  • 2-3 coats
  • 8m² per litre
  • 6 hrs drying time
More info
Available in 1L, 2.5L, 5L
Sikkens Cetol Novatech
Sikkens Cetol Novatech
  4.3/5.0  (10)
£58.24 - £96.68
A high solid, coating for exterior wood. Outstanding durability, penetration and adhesion.
  • 1-2 coats
  • 27m² per litre
  • 24 hrs drying time
More info
Available in 2.5L, 5L
Barrettine Mould Stain Cleaner Spray
Barrettine Mould Stain Cleaner Spray
  4.5/5.0  (5)
£8.65
An effective spray for the control of mould spores, algae and fungi
  • 1-2 coats
  • 4m² per litre
  • 24 hrs drying time
More info
Available in 500ml
Barrettine End Grain Preserver
Barrettine End Grain Preserver
  5.0/5.0  (8)
£23.79
A solvent-based end grain preserver which deeply penetrates to protect against wood boring insects, wood rotting fungi and blue stain.
  • 2 coats
  • 5.5m² per litre
  • 24 hrs drying time
More info
Available in 1L
Ronseal Multi Purpose Wood Treatment
Ronseal Multi Purpose Wood Treatment
  4.9/5.0  (8)
£26.36 - £35.10
An effective water-based clear wood preservative that provides protection against wet rot, dry rot, wood worm and insect attack.
  • 3 coats
  • 6m² per litre
  • 24 hrs drying time
More info
Available in 2.5L, 5L
Ronseal Woodworm Killer
Ronseal Woodworm Killer
  5.0/5.0  (7)
£20.80 - £33.46
Penetrates deep into the wood to kill wood boring insects, their larvae and eggs.
  • 3 coats
  • 10m² per litre
  • 2 hrs drying time
More info
Available in 1L, 5L
Holzol Weather Stain Tints
Holzol Weather Stain Tints
  4.7/5.0  (3)
£7.99 - £28.05
Holzol Weather-Stain Tints offers excellent resistance to weathering and sunlight.
  • 2 coats
  • 24-26m² per litre
  • 18 hrs drying time
More info
Available in 100ml, 1L
Dulux Trade Ultimate Opaque
Dulux Trade Ultimate Opaque
  4.2/5.0  (2)
£26.08 - £87.87
High performance solvent-based exterior coating which produces a water-repellent satin finish, solid colour that lasts up to 10 years.
  • 2-3 coats
  • 20m² per litre
  • 16 hrs drying time
More info
Available in 1L, 2.5L, 5L
Dulux Trade Clear Gloss Yacht Varnish
Dulux Trade Clear Gloss Yacht Varnish
  5.0/5.0  (13)
£29.51 - £55.37
A high-build clear gloss varnish with UV filters and fungicide for the protection of exterior wood.
  • 2-3 coats
  • 16m² per litre
  • 24 hrs drying time
More info
Available in 1L, 2.5L
Cuprinol Woodworm Killer
Cuprinol Woodworm Killer
  5.0/5.0  (1)
£18.64 - £50.93
Effective formula that prevents re-infestation and ensures effective protection for years to come.
  • 2-3 coats
  • 3.5m² per litre
  • 48 hrs drying time
More info
Available in 1L, 5L
Protek Wood Stain And Protect - Clear Tough Coat
Protek Wood Stain And Protect - Clear Tough Coat
  4.7/5.0  (4)
£12.60 - £36.00
A clear, durable, protective wood sealer that can be used on its own or as a top coat for Protek Wood Stain and Protect.
  • 1-2 coats
  • 8m² per litre
  • 2 hrs drying time
More info
Available in 1L, 2.5L, 5L
Protek Decking Stain
Protek Decking Stain
  5.0/5.0  (4)
£32.40
Enriches decking, whilst offering great waterproof protection. For all exterior wood. Child, pet and plant friendly when dry.
  • 2 coats
  • 10m² per litre
  • 2 hrs drying time
More info
Available in 2.5L
Zinsser AllCoat Exterior (Water Based)
Zinsser AllCoat Exterior (Water Based)
  4.5/5.0  (19)
£17.99 - £89.99
A self priming, water-based paint offering lasting protection on all exterior surfaces
  • 2 coats
  • 10m² per litre
  • 1 hr drying time
More info
Available in 1L, 2.5L, 5L
Sadolin Yacht Varnish
Sadolin Yacht Varnish
  5.0/5.0  (3)
£23.77 - £60.81
A durable, clear varnish for use on windows, doors and conservatories. Waterproof with UV inhibitors to protect wood from sun damage.
  • 2-3 coats
  • 13m² per litre
  • 20 hrs drying time
More info
Available in 750ml, 2.5L
Protek Stain Blocking Primer
Protek Stain Blocking Primer
  4.0/5.0  (1)
£19.20 - £69.90
A fast drying, water-based exterior stain block and primer. Effectively blocks tannins, chemical stains and rust from nails.
  • 2 coats
  • 8m² per litre
  • 1 hr drying time
More info
Available in 1L, 2.5L, 5L
Sadolin Beautiflex
Sadolin Beautiflex
  4.9/5.0  (3)
£48.44
A solvent-based, opaque wood stain for all exterior wood, including decking. Highly durable and flexible. Water and UV resistant.
  • 2-3 coats
  • 15m² per litre
  • 20 hrs drying time
More info
Available in 2.5L
Bedec MSP Multi Surface Paint
Bedec MSP Multi Surface Paint
  5.0/5.0  (5)
£10.79 - £78.49
A water-based, microporous paint for interior and exterior surfaces. No need for primer or undercoat.
  • 12m² per litre
  • 4 hrs drying time
More info
Available in 250ml, 750ml, 2.5L, 5L
Protek Royal Metallics
Protek Royal Metallics
  5.0/5.0  (1)
£5.70 - £45.90
Create a shimmer and shine with a range of specially formulated, high quality metallic paints for timber, plastic and metal.
  • 2-3 coats
  • 8m² per litre
  • 2 hrs drying time
More info
Available in 125ml, 1L, 2.5L
Sikkens Cetol BL Opaque
Sikkens Cetol BL Opaque
  4.8/5.0  (5)
£83.48
A more sustainable option to traditional opaques. This high build, water-borne, exterior opaque coating has a semi-gloss, paint-like finish.
  • 2 coats
  • 10m² per litre
  • 6 hrs drying time
More info
Available in 5L
Zinsser AllCoat Exterior (Solvent Based)
Zinsser AllCoat Exterior (Solvent Based)
  5.0/5.0  (1)
£22.49 - £68.99
A self priming, solvent-based paint offering lasting protection on all exterior surfaces
  • 2 coats
  • 10m² per litre
  • 16 hrs drying time
More info
Available in 1L, 2.5L
Bedec Barn Paint
Bedec Barn Paint
  4.9/5.0  (48)
£38.95 - £70.49
A water-based, microporous acrylic paint for use on outbuildings and other exterior surfaces. Excellent protection against severe weather.
  • 2 coats
  • 14m² per litre
  • 3 hrs drying time
More info
Available in 2.5L, 5L
Osmo Country Shades
Osmo Country Shades
  4.2/5.0  (8)
£11.81 - £123.16
A natural oil finish for exterior wood, providing protection from UV light and is also water repellent
  • 2 coats
  • 26m² per litre
  • 12 hrs drying time
More info
Available in 125ml, 750ml, 2.5L
Osmo Natural Oil Woodstain - Matt
Osmo Natural Oil Woodstain - Matt
  5.0/5.0  (8)
£1.55 - £120.50
A matt finish all-in-one translucent wood stain that colours, protects, feeds and enhances exterior wood and joinery
  • 2 coats
  • 26m² per litre
  • 12 hrs drying time
More info
Available in 5ml sample, 125ml, 750ml, 2.5L