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Novia MirrorWrap W1 Breather Membrane

Verified by manufacturer 3 months ago

Standard roll width: 2.7 m

Novia Ltd Variant:

Four-layer laminate, class W1 water-resistant and reflective wall breather.

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01795 515 110 Website

Application

Suitable for wall applications, and use on timber frame and offsite/ modular constructions.

Description

A high quality, four-layer laminate, class W1 water-resistant wall breather membrane, for insulated wall applications.


To maximize the products performance the reflective face is unbranded, with no text or images, and is white on the reverse.


Features and benefits:

  • Four-layer laminate, wall breather with microporous core.
  • 98% reflectivity, which can achieve an additional R-value of up to 0.74 m²K/W.
  • Class W1 water resistance to EN 1928.
  • CE compliant to EN 13859-2 (walls).
  • Reflective face allows cooler in summer and warmer in winter.
  • Airtight, and highly vapour permeable.
  • Fire classification E to EN 13501-1.

General information

Color

Silver

Guidance for specification option:

Reflective.

White

Guidance for specification option:

Metallic.

Finish

Reflective

Material

Polypropylene

Guidance for specification option:

Breathable microporous film.

Shape

Rectangle

Length

50000 mm

100000 mm

Width

1500 mm

2700 mm

Warranty description

Lifetime

Uniclass

Pr_25_57_10_94 Vapour-permeable sheetsPrimary

CAWS

H92/785 Breather membrane

H31/55 Breather membrane

H30/50 Breather membrane

H22/20 Breather membrane

H21/20 Breather membrane

P10/320 Breather membrane

H31/280 Breather membrane

H30/350 Breather membrane

H22/130 Breather membrane

H21/130 Breather membrane

Specification data - Vapour-permeable sheets

Standard

To BS EN 13859-2.

Performance criteria

-

Water vapour properties

To BS EN ISO 12572, 0.08 m.

Fire performance

To BS EN 13501-1, Class E.

Guidance for specification option:

Fire class tested on chipboard according to EN 13238.

Tensile properties

Tensile strength to BS EN 12311-1, MD/CD: 200/ 110 N/50 mm.

Class (minimum)

W1.

Manufacturer guidance

Resistance to water penetration to EN 1928.

Recycled content

0%.

Material

Polypropylene.

Form

Microporous.

Weight (minimum)

118 g/m².

Guidance for specification option:

Nominal.

Reflective face

To EN 15976, 98%.

Roll weight

33 kg.

Roll length

100 m.

Roll width

2.7 m.

Elongation MD/CD

To EN 12311-1, MD/CD: 75/90%.

Tear resistance MD/CD

To EN 12310-1, MD/CD: 80/110 N.

Resistance to air penetration

To EN 12114, 0.000 m³/m³h.50.pa.

Temperature resistance

-40°C to 80°C.

Emissivity

0.02 Ɛ.

Tape

Not required.

Novia® Double Sided Lap Tape (DSLT).

Novia® Reflective
Membrane Lap Tape (RMLT).

Air and vapour control layer

Novia® VC200 Reflective.

Novia® VariCheck FR.

Manufacturer guidance

Ensure that a Novia air and vapour control layer, is installed on the warm side of the insulation to limit unwanted interstitial condensation.


As little as 1–3% moisture contamination within the insulation can adversely affect the achieved thermal performance by more than 30%.

Sustainability data

Contains Red List materials

No

Country of material origin

Europe

Country of product manufacture

Europe

Material

Polypropylene

Guidance for specification option:

Breathable microporous film.

Literature

Novia MirrorWrap W1

Novia MirrorWrap W1

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