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Glidevale Protect VP200 - Breathable Roofing Underlay

Verified by manufacturer 2 months ago

1000 mm-wide rolls

BPD Building Product Design Ltd Variant:
Third party certifications:
  • BM Trada

    BM Trada

    Certificate type

A type LR pitched roofing underlay with good vapour permeability, for use in warm and cold roof constructions.

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Application

Suitable for all pitched roofs, including fully supported applications, to provide a secondary line of defence against wind-driven rain and snow, and reduce wind uplift loads on the roof covering.

Description

Protect VP200 is a medium-weight vapour-permeable and completely air tight roof underlay with a vapour resistance exceeding the requirements of BS 5250, helping to avoid the risk of harmful condensation. Protect VP200 is UKCA marked, CE marked and BM TRADA certified and is suitable for use across all pitched cold and warm roofs including fully supported applications.


Features and benefits:

  • Vapour permeable with a performance that exceeds the requirements of BS 5250.
  • High performance, medium weight membrane with competitive technical characteristics.
  • UV and heat resistant.
  • Tough and durable.
  • Easy to cut and handle.
  • Suitable for zones 1-2 at 345 mm batten gauge to cover a large area of England and Wales, in accordance with BS 5534.
  • Produced in the UK.
  • BM TRADA independently certified.
  • UKCA and CE marked.
  • Helps to avoid condensation risk in the roof space in accordance with BS 5250 and NHBC requirements.
  • Forms part of a cold roof solution with both ventilated ridge and hip systems - Fulmetal UniRoll or RediRoll.

General information

Color

Blue

Guidance for specification option:

Embossed blue upper and grey/white lower surface. Printed with white product branding for ease of identification

Finish

Embossed

Material

Polypropylene

Shape

Rectangle

Guidance for specification option:

Supplied as a Roll

Length

50000 mm

Width

1000 mm

1500 mm

Uniclass

Pr_25_57_10_94 Vapour-permeable sheetsPrimary

CAWS

H67/110 Metal roof tiling

H67/5 Metal roof tiling

H65/135 Ceramic slate roof tiling

H65/125 Reconstituted slate roof tiling

H65/115 Concrete roof tiling

H65/105 Clay roof tiling

H65/10 Reconstituted slate roof tiling

H65/5 Roof tiling

H64/110 Wood shingle/ shake roofing

H64/10 Wood shingle/ shake roofing

H60/120 Concrete roof tiling

H60/105 Clay roof tiling

H61/105 Roof slating

H62/125 Roof slating

H62/105 Roof slating

H62/145 Roof slating

H61/5 Roof slating

H60/3 Roof tiling

H62/3 Roof slating

Specification data - Vapour-permeable sheets

Standard

BS EN 13859-1, BS 5250, BS 5534; NHBC STANDARDS.

Performance characteristics

Water vapour resistance to BS EN ISO 12572; 0.051 MNs/g and 0.01 Sd. Wind Uplift Resistance to BS 5534 Zones 1-2 (345mm batten gauge).

Class (minimum)

W1.

Guidance for specification option:

>2.0m hydrostatic head resistance.

Manufacturer guidance

Resistance to water penetration to BS EN 1928


Material

Polypropylene.

Form

Non-woven, spun-bonded.

Guidance for specification option:

Triple ply construction with two layers of spun bond, non-woven polypropylene fabric and a thermally bonded microporous film internal layer.

Third-party certification

BM TRADA Certificate.

Weight (minimum)

125 g/m².

Guidance for specification option:

6.55 kg per roll (1000 mm wide) or 9.83 kg per roll (1500 mm wide).

Thickness (minimum)

0.48 mm.

Reflective face

None.

Tear strength

Manufacturer's standard.

Guidance for specification option:

  • 141 N: To BS EN 12310-1 with mods, along roll.
  • 143 N: To BS EN 12310-1 with mods, across roll.

TensileStrength

Manufacturer's standard.

Guidance for specification option:

  • 260 N/50mm: Unaged tensile strength to BS EN 12311-1 with mods, along roll.
  • 185 N/50mm: Unaged tensile strength to BS EN 12311-1 with mods, across roll.
  • 230 N/50mm: Aged tensile strength to BS EN 12311-1 with mods, along roll.
  • 170 N/50mm: Aged tensile strength to BS EN 12311-1 with mods, across roll.

Flexibility at low temperature

-40°C.

Wind resistance

Zones 1–2.

Guidance for specification option:

Wind uplift resistance (at 345 mm batten gauge) and 600 mm rafter centres: 1022 Pa.

Roll width

1000 mm.

Guidance for specification option:

50 m² per roll.

Roll length

50 m.

Sustainability data

Contains Red List materials

No

Country of product manufacture

United Kingdom

Third party certifications

BM Trada

BM Trada

Protect VP200 BM TRADA Schedule No CPS-028

Literature

Glidevale Protect VP200

Glidevale Protect VP200

BS 5250:2021 Management of moisture in buildings

BS 5250:2021 Management of moisture in buildings

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