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10 bestUnderlayment For Metal Roofof January 2026

112M consumers helped this year.

1

Trade Store Vapour Barrier Membrane - Insulating Aluminium Foil Barrier - Use for Flooring Insulation - Roof Insulation - Insulation for Walls - CE Approved (1m x 50m (50 sq/m))
Trade Store Vapour Barrier Membrane - Insulating Aluminium Foil Barrier - Use for Flooring Insulation - Roof Insulation - Insulation for Walls - CE Approved (1m x 50m (50 sq/m))

Trade Store

9.9

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2

Vapour Barrier and Waterproof Thermal Insulation Aluminium Foil Membrane - Suitable for use in Walls, Floors and Roofs - 1.5m x 50m (75 SQ/M) - 110 G/SM
Vapour Barrier and Waterproof Thermal Insulation Aluminium Foil Membrane - Suitable for use in Walls, Floors and Roofs - 1.5m x 50m (75 SQ/M) - 110 G/SM

Strotex

9.8

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3

Vapour Barrier and Waterproof Thermal Insulation Aluminium Foil Membrane - Suitable for use in Walls, Floors and Roofs - 1.5m x 50m (75 SQ/M) - 110 G/SM - Free Next Day UK Delivery - Large Discounts Available on Multi Pack (3)
Vapour Barrier and Waterproof Thermal Insulation Aluminium Foil Membrane - Suitable for use in Walls, Floors and Roofs - 1.5m x 50m (75 SQ/M) - 110 G/SM - Free Next Day UK Delivery - Large Discounts Available on Multi Pack (3)

Strotex

9.6

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4

Vapour Barrier and Waterproof Thermal Insulation Aluminium Foil Membrane - Suitable for use in Walls, Floors and Roofs - 1.5m x 50m (75 SQ/M) - 110 G/SM - Free Next Day UK Delivery - Large Discounts Available on Multi Pack (2)
Vapour Barrier and Waterproof Thermal Insulation Aluminium Foil Membrane - Suitable for use in Walls, Floors and Roofs - 1.5m x 50m (75 SQ/M) - 110 G/SM - Free Next Day UK Delivery - Large Discounts Available on Multi Pack (2)

Strotex

9.4

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16% off

5

Cromar Building Products Vent 3 Light 1 x 50m Breathable Roofing Underlay, Grey, 1 m
Cromar Building Products Vent 3 Light 1 x 50m Breathable Roofing Underlay, Grey, 1 m

Cromar Building Products

9.1

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3mm Acoustic Silver Underlay for Wood or Laminate Flooring - Foil Damp Proof Membrane - by FloorPro® Brand (15m2 (1m x 15m))

3mm Acoustic Silver Underlay for Wood or Laminate Flooring - Foil Damp Proof Membrane - by FloorPro® Brand (15m2 (1m x 15m))

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Cromar Premium Vent 3 Membrane 1.5m x 50m Breathable Roofing Underlay, Blue, 1 1/2m x 50 Meter

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3 x Breather Membrane Roof Felt Grafter Breathable Lightweight Roofing Underlay Type LR

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1m x 15m Ventia Base Breathable Roofing Underlay 95GSM Ideal for Small Roofing Repairs

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6

Cromar Building Products Vent 3 Classic 1m x 50m Breathable Roofing Underlay, Grey, 1 m
Cromar Building Products Vent 3 Classic 1m x 50m Breathable Roofing Underlay, Grey, 1 m

Cromar Building Products

8.9

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7

Trade Store Breathable Roofing Felt - Eurovent - Roof Underlay - Roof Felt - Roof Membrane Breathable Membrane For Sheds + Beneath Tiles - Slated Pitched Roofs - BBA & CE Approved - 1m x 50m – 100 GSM
Trade Store Breathable Roofing Felt - Eurovent - Roof Underlay - Roof Felt - Roof Membrane Breathable Membrane For Sheds + Beneath Tiles - Slated Pitched Roofs - BBA & CE Approved - 1m x 50m – 100 GSM

Eurovent

8.6

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8

6mm Super Gold Underlay - for All Wood, Laminate Flooring - Damp Proof Membrane - Great Sound & Heat Insulation - 1m x 15m Roll
6mm Super Gold Underlay - for All Wood, Laminate Flooring - Damp Proof Membrane - Great Sound & Heat Insulation - 1m x 15m Roll

FloorPro

8.3

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9

1m x 50m Cromar Vent 3 Light Breathable Membrane 95gsm Roof Underlay Felt
1m x 50m Cromar Vent 3 Light Breathable Membrane 95gsm Roof Underlay Felt

JOSANG

8.1

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10

Vapour Barrier and Waterproof Thermal Insulation Aluminium Foil Membrane,Insulation Mat,Safe & Durable Insulation Cotton,Length 1-10m Optional,Cuttable,Roofs,Floors,Lofts (1x7m/3.3x23ft,15mm Thick)
Vapour Barrier and Waterproof Thermal Insulation Aluminium Foil Membrane,Insulation Mat,Safe & Durable Insulation Cotton,Length 1-10m Optional,Cuttable,Roofs,Floors,Lofts (1x7m/3.3x23ft,15mm Thick)

kufu01

7.8

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