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JUTA GP®5 DPM - Gas Resistant Membrane

Verified by manufacturer 7 months ago

Juta UK Ltd Product certifications:
  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

JUTA GP®5 Gas Barrier is a multi-layer composite of virgin polyethylene (PE) with a central layer of EVOH to give high resistance to the passage of ground gas and organic vapours.

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Application

Geomembrane suitable for restricting the ingress of radon, methane and carbon dioxide into buildings from landfill and naturally occurring sources.


Suitable for the following applications:

  • VOC contaminated sites (site specific assessment required).
  • Carbon Dioxide and Methane affected sites in accordance with BS 8485:2015 (A1+2019).
  • Radon affected sites in accordance with BR 211:2015.
  • Damp proof protection in accordance with Building Regulation Part C.

Description

JUTA GP®5 Gas Barrier is a multi-layer composite of virgin polyethylene (PE) with a central layer of ethylene-vinyl alcohol copolymer (EVOH) to give high resistance to the passage of ground gas and organic vapours. It also acts as a high performance damp proof membrane (DPM).


Features and benefits:

  • CE marked to EN 13967.
  • NHBC Standards compliant.
  • Manufactured in accordance with BS 8485.


Should be installed in accordance with the product installation guidelines, and in accordance with BS 8485: 2015.

General information

Color

Black

Silver

Finish

Smooth

Material

Polyethylene

Shape

Other

Length

50000 mm

Width

2000 mm

Height

0.4 mm

Warranty description

60 year

Uniclass

Pr_25_57_65_60 Plastics sheetsPrimary

CAWS

D21/38 Gas-retardant membranes

D21/350 Gas-retardant membrane

J40/120 Loose-laid plastics or rubber sheet damp-proofing

J40/140 Loose-laid plastics or rubber sheet gas-retardant membranes

J40/35 Loose-laid plastics or rubber gas-retardant membranes

SKU Code

321432523

Specification data - Plastics sheets

Classification data

Material

Virgin polyethylene (PE).

Purpose

Gas retardance.

Standard

To BS 8485.

Performance characteristics

-

Tensile strength (minimum)

To EN 12311-2, >300 N/50 mm.

Tear resistance

To EN 12310-1, >230 N.

Resistant to underground gases

Vapour permeability to BS EN ISO 15105-1: Methane: 0.12 ml/m²/day/atm; Carbon dioxide: 1.53 ml/m²/day/atm; Benzene: 0.41 ml/m²/day/atm. To K124/02/95: Radon: 1.0x10-12 m²/s.

Fire performance

To EN 13501-1, Class E.

Third-party certification

British Board of Agrément (BBA) certificate.

Physical properties

-

Colour

Black/ Silver.

Weight (minimum)

400 g/m².

Dimensions

-

Thickness (minimum)

0.4 mm.

Width (minimum)

-

Manufacturer guidance

Consult manufacturer and insert requirements.

Roll length (minimum)

-

Manufacturer guidance

Consult manufacturer and insert requirements.

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

None – virgin material.

Resistance to water penetration

To EN 1928, Pass.

Impact resistance

To EN 12691-B, 500 mm.

Puncture resistance

To ASTM D 4833, >160 N.

Accessories

Not required.
JUTA GP® DPC.
JUTA GP® Primer.
JUTA GP® Protection Fleece.
JUTA GP® Self Adhesive Membrane.
JUTA GP® Tape.
JUTA GP® Top Hats and Preformed Corners.
JUTA GP® Void Vent (25/40 mm).

Sustainability data

Contains Red List materials

No

Country of material origin

Czechia

Country of product manufacture

Czechia

Material

Polyethylene
Carbon dioxide equivalent

Carbon dioxide equivalent, as defined in BS EN 15804

Self-declared

Stage
Normalised unit (kg CO₂ eq/kg)
Declared unit (kg CO₂ eq/kg)
Stage:A1–A3 ('Production stage')
Normalised unit : 2.35 (kg CO₂ eq/kg)
Declared unit : 2.35

Recyclability

Fully Recyclable

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

0 %

Product certifications

BBA Agrément Certificate

BBA Agrément Certificate

GP5 Gas Barrier - BBA Certificate

Literature

JUTA GP5 DPM - Technical Datasheet

JUTA GP5 DPM - Technical Datasheet

Case studies

Bluecoats School, Oldham

Bluecoats School, Oldham

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