Best Underlayment For Metal Roof

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))

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

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

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

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

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

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

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

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)

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