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Polyshield

Verified by manufacturer over a year ago

Mapei (UK) Ltd

High performance polyester based polymer modified torch-on cap sheet.

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+44 (0)121 508 6970 Website

Application

Polyshield TS 4 torch-on can be used as the cap sheet onto suitable pour and roll or torch-on underlays as part of a built-up system or as refurbishment overlay to existing asphalt or selected compatible surfaced membranes.

Description

A high performance polyester based torch-on cap sheet, coated with a high quality polymer modified APP bitumen coating. The underside of Polyshield TS 4 Mineral is protected by Polyflam, a special polyethylene film which melts upon torching. The top surface is protected by a uniform layer of slate chippings and has a lateral selvedge for overlapping making application fast and secure.

It is an exceptionally high quality flat roof waterproofing membrane which, combined with other components from the extensive Polyglass range of components, provides a comprehensive and cost-effective flat roofing solution for new build and refurbishment projects.


Features and benefits:

  • BBA Approved.
  • Fire performance (to BS 476-3): FAA (Warrington Fire Research Centre).
  • Durable and rot proof spunbond polyester fabric with glass stabilization providing excellent durability.
  • Latest high quality APP polymer modified bitumen for improved UV resistance.
  • Low temperature flexibility.
  • Cost effective performance.
  • Guarantees available upon application.

General information

Color

Grey

Manufacturer guidance

Also available in  Tweed and Charcoal.

Material

Spunbond polyester base

Glass strands

APP modified bitumen

Polyethylene film (Polyflam)

Uniclass

Pr_25_57_08_75 Reinforced bitumen roofing sheetsPrimary

CAWS

J41/10 Reinforced bitumen membrane warm deck roof covering

J41/110 Built-up reinforced bitumen membrane warm deck roof covering

J41/12 Reinforced bitumen membrane cold deck roof covering

J41/120 Built-up reinforced bitumen membrane inverted roof covering

J41/130 Built-up reinforced bitumen membrane cold deck roof covering

J41/405 Single-layer reinforced bitumen waterproof covering

Specification data - Reinforced bitumen roofing sheets

Material

-

Bitumen modification

APP modified bitumen.

Surface finish

-

Top

Slate chippings.

Underside

Flame dispersible polyethylene film (Polyflam).

Product Reference

Polyshield TS 4

Colour

Charcoal.

Grey.

Tweed.

Weight

4.9 kg/m².

Elongation

Elongation (to BS EN 12311): 40%.

Flexibility at low temperature

Low temperature flex (to BS EN 1109): -20°C.

TensileStrength

Tensile strength (to BS EN 12311): MD: 750 N/50mm; TD: 550 N/50mm.

Materials

Spunbond polyester base, reinforced stabilized with glass strands, coated with APP modified bitumen with a slate finish, surfaced on the underside with flame dispersible polyethylene film (Polyflam).

BIM objects

BOS

NBS BIM Object Standard

This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.

Find out more about the NBS BIM Object Standard.

Platform Compatible Version
IFC
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1

Revit
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1