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Novia  |  SKU: 49030930006363

Novia Methane Pro 390 Gas Barrier & DPM - 1.6m x 50m


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Product Datasheets

Things you should know about this product!

This product is sold by the roll

Description

Novia® Methane Pro 390 is a multi-layer virgin polythene laminate reinforced with an aluminium foil core, designed for use as a loose-laid barrier against Methane, Carbon Dioxide, and Radon gases, as well as a high-performance damp proof membrane (DPM). With a weight of 390gsm and a thickness of ≥0.4mm, the membrane complies with UK Building Regulations for Methane protection, including BS 8485 for groundwork applications. It is suitable for both taped and welded installations, meets EN 13967 standards for DPMs, and is UKCA certified. The membrane is blue on one side and silver on the reverse, without any text or markings.

Specifications

  • Length
    50m
  • Width
    1.6m

Key Features

  • Roll size: 1.6m x 50m
  • Methane, CO₂, and Radon gas barrier, also functions as a DPM, UKCA certified to BS EN 13967
  • 390gsm weight with a thickness of ≥0.4mm
  • Complies with BS 8485 for joints and sheet testing to ISO 15105-1
  • Suitable for both taped and welded installations
  • Multi-layer virgin polythene laminate with aluminium core and reinforcement scrim
  • Durable, tear-resistant, and reinforced for added strength

Where to use

Environments where where there is a need to prevent harmful gas ingress: Novia Methane Pro 390 Gas Barrier & DPM is effective in environments where there is a need to prevent harmful gas ingress because it provides a multi-layered protection system with a reinforced aluminium foil core. This design offers an impermeable barrier against gases such as methane, carbon dioxide, and radon, which are commonly found in certain soils and can pose significant health risks if they enter a building.

The material is tough, tear-resistant, and reinforced, ensuring durability even in demanding groundwork applications. Additionally, its compliance with UK Building Regulations, BS 8485, and EN 13967 standards makes it reliable for ensuring gas-tight joints and installations, either through taping or welding, for long-lasting protection.

Frequently asked questions

  • What is Novia Methane Pro 390 Gas Barrier & DPM? - Novia Methane Pro 390 Gas Barrier & DPM is a high-performance membrane designed to provide protection against methane, carbon dioxide, radon, and moisture ingress. It acts as both a gas barrier and a damp-proof membrane (DPM), making it suitable for use in building foundations where gas protection and moisture control are required.
  • What gases can Novia Methane Pro 390 Gas Barrier protect against? - Novia Methane Pro 390 Gas Barrier is designed to protect buildings from methane, carbon dioxide, and radon gases. It is an effective solution for sites where these harmful gases are present in the ground.
  • How do I install Novia Methane Pro 390 Gas Barrier & DPM? - Novia Methane Pro 390 should be laid on a smooth, flat surface, with overlaps of at least 150mm between sheets. Overlaps should be sealed using compatible tapes or welding to ensure an airtight and watertight finish. The membrane must also be connected to other gas-resistant elements like cavity trays or damp-proof courses for complete protection.
  • Is Novia Methane Pro 390 suitable for all building types? - Yes, Novia Methane Pro 390 can be used in both residential and commercial buildings. It is particularly useful in projects built on contaminated land or in areas with high levels of ground gases, offering reliable protection for foundations.

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Novia

Novia Methane Pro 390 Gas Barrier & DPM - 1.6m x 50m

Length

50m

Width

1.6m

Edge

N/A

Fire rating

N/A

Compressive strength

N/A

Density

N/A

Thermal conductivity

N/A

Material type

N/A
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