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JUTA GP®5+ Gas Barrier

Verified by manufacturer 14 days ago

Juta UK Ltd Third party certifications:
  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

Multi-layer composite of virgin polyethylene (PE), giving high resistance to the passage of ground gas and organic vapours.

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Application

For use as a gas barrier and damp-proof membrane in concrete ground floors, above and below the slab.


Suitable for the following applications:

  • Carbon dioxide and methane affected sites in accordance with BS 8485: 2015 + A1: 2019, and NHBC.
  • Radon affected sites in accordance with BRE 211:2015.
  • Damp protection in accordance with Building Regulations Part C.
  • Low level VOC contaminated sites (site specific assessment required).
  • Suitable for use on CS2-CS6 sites, and as a class A/B/C membrane to NF94.

Description

Multi-layer composite of virgin polyethylene (PE), giving 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.
  • BBA approved.
  • UKCA marked.


GP®5+ should be installed in accordance with the product installation guidelines, and in accordance with BS 8485: 2015.

General information

Color

Black

Yellow

Finish

Smooth

Material

Polyethylene

Shape

Other

Length

Bespoke

Width

Bespoke

Height

0.5 mm

Warranty description

60 year

Uniclass

Pr_25_57_65_60 Plastics sheetsPrimary

CAWS

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

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

J40/20 Loose-laid plastics or rubber sheet damp-proofing

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

D21/350 Gas-retardant membrane

D21/38 Gas-retardant membranes

Specification data - Plastics sheets

Material

Virgin polyethylene (PE).

Purpose

Gas retardance.

Guidance for specification option:

Can also be used as a DPM.

Standard

To BS EN 13967, Type A.

Third-party certification

British Board of Agrément (BBA) certificate.

Performance characteristics

-

Tensile strength (minimum)

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

Tear resistance

To EN 12310-1, >230 N.

Elongation to break

To BS EN 12311-1, >400%.

Resistant to underground gases

BS EN 13967, Type A sheet.

Guidance for specification option:

  • Methane permeability (to BS EN ISO 15105-1): 0.12 ml/m²/day/atm.
  • Carbon dioxide permeability (to BS EN ISO 15105-1): 1.53 ml/m²/day/atm.
  • Hydrogen permeability (to BS EN ISO 15105-1): 68.7 ml/m²/day/atm.
  • Benzene permeability (to BS EN ISO 15105-2): 0.41 ml/m²/day.
  • Oxygen permeability (to BS EN ISO 15105-2): <3 ml/m²/day.
  • Radon permeability (to K124/02/95) 1.0 x 10-12 m²/s.

Fire performance

Reaction to fire: to BS EN 13501-1, Class E.

Form

Single-ply.

Physical properties

-

Colour

Black/ yellow.

Weight (minimum)

500 g/m².

Dimensions

-

Thickness (minimum)

0.5 mm.

Width (minimum)

-

Manufacturer guidance

Consult manufacturer and insert requirements.

Roll length (minimum)

-

Manufacturer guidance

Consult manufacturer and insert requirements.

Resistance to water penetration

To EN 1928 (A), Pass.

Resistance to static loading - 20kg load

To EN 12730, >20 kg.

Impact resistance

To EN 12691-B, 500 mm.

Puncture resistance

To ASTM D 4833, >160 N.
To EN 12236, 1.6 kN.

Vapour Permeability

Petrol and diesel: BS EN ISO 15105-2, 3.4 x 10-13 /mol/(m²/s/Pa).

Watertightness

To EN 1928, Pass.

Guidance for specification option:

After artificial ageing/ against chemicals.

Accessories

Not required.

JUTA GP® DPC.

JUTA GP® Primer.

JUTA GP® Protection Fleece.

JUTA GP® Self Adhesive Membrane (SAM).

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Sustainability data

Contains Red List materials

No

Country of material origin

Czechia

Country of product manufacture

Czechia

Recyclability

Fully Recyclable

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

0 %

Third party certifications

BBA Agrément Certificate

BBA Agrément Certificate

BBA GP®5+ Gas Barrier

Literature

GP®5+ Technical Datasheet

GP®5+ Technical Datasheet

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