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RIW Sheetseal GR - Gas Retardant Membrane

Verified by manufacturer over a year ago

RIW

Self-adhesive, damp-proofing, waterproofing and gas retardant membrane.

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+44 (0)1753 944200 www.riw.co.uk

Application

  • Where methane is present in the ground.
  • Basement tanking (internal and external).
  • Retaining walls.
  • Ground floor DPM.

Description

A cold applied, high density polyethylene film bonded to aluminium foil and coated with a bitumen and rubber self-adhesive layer with a removable reinforced silicone release paper. The product is typically used to reduce the passage of methane and carbon dioxide gasses on contaminated sites. The membrane must always be covered.


Features and benefits:

  • Methane and carbon dioxide barrier.
  • Water and water vapour barrier.
  • Factory controlled thickness.
  • Elastic and flexible.
  • Damage easily repaired.
  • No drying time.
  • Selvedge strip to improve lap sealing.


Joint laps:

Side and end laps minimum 150 mm are recommended.

General information

Material

Bitumen

WarrantyDescription

RIW Limited’s waterproofing products will, subject to normal service conditions, provide an effective barrier to the transmission of liquid water and water vapour for the life of the building in which they are incorporated. The products must be installed in accordance with RIW written instructions, and following installation must not be subjected to any damage or long-term UV exposure.

-

Size

1.05 x 19.05 m

Uniclass

Pr_25_57_08_08 Bitumen sheetsPrimary

CAWS

J40/180 Self-adhesive bitumen membranes

null Self-adhesive bitumen gas retardant damp proofing/ tanking

Specification data - Bitumen sheets

Form

Gas-resistant, damp-proof membrane.

Material

-

Carrier material

Polyethylene (PE).

Gas inhibitor

Aluminium foil.

Thickness (minimum)

1.5 mm.

Product Reference

RIW Sheetseal GR

Primer

Not required.

RIW Sheetseal Primer.

Used on all vertical or inclined substrates. RIW Sheetseal primer is a bitumen solution.

Water vapour transmission

< 0.1 g/m²/24hr.

Methane gas permeability

< 0.3 ml/m²/24hr.

Digital objects

Platform Compatible Version Certified to
IFC

IFC2X3

1

1.3
Revit

Revit 2016

2

2.0
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Literature

RIW Sheetseal GR

RIW Sheetseal GR

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