Novia MirrorWrap W1 Breather Membrane
Verified by manufacturer 2 months ago
Standard roll width: 2.7 m
Standard roll width: 2.7 m
Four-layer laminate, class W1 water-resistant and reflective wall breather.
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 | |
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 guidanceResistance 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 |
Air and vapour control layer | Novia® VC200 Reflective. Novia® VariCheck FR. Manufacturer guidanceEnsure 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