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10 bestExterior Polyurethanesof November 2025

112M consumers helped this year.

11% off

1

Polar Flawless Clear Lacquer Spray - 2 x 400ml - Matt Finish - Non-Yellowing & Scratch Resistant - Interior & Exterior Surfaces for Wood, Metal, Plastics, Glass & Ceramics
Polar Flawless Clear Lacquer Spray - 2 x 400ml - Matt Finish - Non-Yellowing & Scratch Resistant - Interior & Exterior Surfaces for Wood, Metal, Plastics, Glass & Ceramics

Polar Specialist Coatings

9.8

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13% off

2

Sika Stixall – Extreme Power Sealant And Adhesive – Waterproof – Black – 290ml
Sika Stixall – Extreme Power Sealant And Adhesive – Waterproof – Black – 290ml

Sika

9.6

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3

Hemway Clear Matt Lacquer 1 Litre / Quart - UV Multi-Surface Sealant, Interior & Exterior, Protection, Top Coat, Chalk Based Furniture Paint, Water-Based, Fast Drying, Wood, Metal, Glaze, Low Odour
Hemway Clear Matt Lacquer 1 Litre / Quart - UV Multi-Surface Sealant, Interior & Exterior, Protection, Top Coat, Chalk Based Furniture Paint, Water-Based, Fast Drying, Wood, Metal, Glaze, Low Odour

Hemway

9.3

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4

FERRIS | The Original Gorilla Filler [2 x 500ml] Weatherproof Expanding Foam Filler | Securely Seals & Fills, Squeezes into Gaps | Suitable for Filling, Sealing Gaps & Cavities
FERRIS | The Original Gorilla Filler [2 x 500ml] Weatherproof Expanding Foam Filler | Securely Seals & Fills, Squeezes into Gaps | Suitable for Filling, Sealing Gaps & Cavities

Ferris

9.0

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5

Sadolin Polyurethane Extra Durable Varnish 2.5 litre Satin
Sadolin Polyurethane Extra Durable Varnish 2.5 litre Satin

Sadolin

8.7

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300g Invisible Waterproof Anti-Leaking Sealant Agent, Transparent Waterproof Coating Agent, Waterproof Insulation Sealant, Coating Tile Trapping Repair Wall Mending Agent for Home Roof Bathroom

300g Invisible Waterproof Anti-Leaking Sealant Agent, Transparent Waterproof Coating Agent, Waterproof Insulation Sealant, Coating Tile Trapping Repair Wall Mending Agent for Home Roof Bathroom

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Rustins Quick Dry Polyurethane Varnish Matt Clear 250ml

Rustins Quick Dry Polyurethane Varnish Matt Clear 250ml

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1 L Yacht Varnish Clear

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Rust-Oleum Varathane 200261H 1/2-Pint Interior Crystal Clear Water-Based Polyurethane, Water-Based Satin Finish

Rust-Oleum Varathane 200261H 1/2-Pint Interior Crystal Clear Water-Based Polyurethane, Water-Based Satin Finish

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6

fischer 567427 Triple X Hand Foam Expanding, Yellow
fischer 567427 Triple X Hand Foam Expanding, Yellow

fischer

8.5

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7

GORILLA FILLER WEATHERPROOF EXPANDING FOAM FILLER
GORILLA FILLER WEATHERPROOF EXPANDING FOAM FILLER

Unknown

8.2

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8

2 x Cans Of The Original Gorilla Filler Weatherproof expanding foam 500ml Each
2 x Cans Of The Original Gorilla Filler Weatherproof expanding foam 500ml Each

JKG Unknown

7.9

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17% off

9

Rustins Quick Dry Outdoor Clear Varnish 500ml Satin
Rustins Quick Dry Outdoor Clear Varnish 500ml Satin

RUSTINS

7.6

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10

Deuvuo Transparent Waterproof Coating Agent, Anti-leakage Invisible Waterproof Agent, Waterproof Insulation Polyurethane Sealant For Bathroom, Kitchen, Garden, Roofs, Walls (300g)
Deuvuo Transparent Waterproof Coating Agent, Anti-leakage Invisible Waterproof Agent, Waterproof Insulation Polyurethane Sealant For Bathroom, Kitchen, Garden, Roofs, Walls (300g)

deuvuo

7.3

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