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Majcoat® W1 (Durable 3-layer Roof-underlay LR&HR) - Breather Membrane

Verified by manufacturer 1 month ago

Majcoat® 150 LR-membrane

SIGA Cover AG Variant:

Diffusion-open, layers for pitched roofs, designed to withstand driving rain.

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Application

Suitable for permanent protection of the external roof structure and the space below.

Description

Diffusion-open, layers for pitched roofs, designed to withstand driving rain.


The range comprises:

  • Majcoat® 150: Multi-layer, diffusion-open roofing layer can withstand driving rain for roof pitches from 10° and atmospheric exposure up to four weeks.
  • Majcoat® 150 SOB: Multi-layer, diffusion-open roofing layer can withstand driving rain for roof pitches from 10° and atmospheric exposure up to four weeks. Includes integrated adhesive tape.
  • Majcoat® 200 SOB: Multi-layer, diffusion-open roofing layer can withstand driving rain for roof pitches from 10° and atmospheric exposure up to 12 weeks. Includes integrated adhesive tape.

General information

Color

Blue

Guidance for specification option:

Dark blue with white printing.


Finish

Matt

Material

Polypropylene

Shape

Other

Length

50000 mm

Width

1500 mm

3000 mm

Height

1 mm

Warranty description

Ten year

Uniclass

Pr_25_57_10_94 Vapour-permeable sheetsPrimary

CAWS

M30/265 Building paper

K21/111 Wood floating floor

K20/20 Battened timber board floating floor

K20/150 Battened timber board floating floor

H92/120 Rainscreen cladding

H67/5 Metal roof tiling

H67/8 Metal vertical tiling

H67/130 Metal vertical tiling

H67/110 Metal roof tiling

H65/125 Reconstituted slate roof tiling

H65/115 Concrete roof tiling

H65/135 Ceramic slate roof tiling

H65/5 Roof tiling

H65/105 Clay roof tiling

H65/10 Reconstituted slate roof tiling

H64/15 Vertical wood shingle/ shakes

H64/130 Vertical wood shingle/ shakes

H64/110 Wood shingle/ shake roofing

H64/10 Wood shingle/ shake roofing

H62/125 Roof slating

H62/120 Vertical slating

H62/145 Roof slating

H62/140 Vertical slating

H62/3 Roof slating

H62/105 Roof slating

H62/10 Vertical slating

H61/120 Vertical slating

H61/105 Roof slating

H61/10 Vertical slating

H60/145 Clay vertical tiling

H60/120 Concrete roof tiling

H60/3 Roof tiling

H60/155 Concrete vertical tiling

H60/105 Clay roof tiling

H60/10 Vertical tiling

H92/785 Breather membrane

P10/320 Breather membrane

P10/65 Breather membrane

Specification data - Vapour-permeable sheets

Class (minimum)

W1 (to EN 1928).

Weight (minimum)

146 g/m².

Roll length

50 m.

TensileStrength

Lengthwise: 315 N/50 mm; crosswise: 220 N/50 mm.

Manufacturer guidance

Maximum to EN 12311-2:

Elongation

Lengthwise: 60%; crosswise: 70%.

Manufacturer guidance

At maximum tensile strength to EN 12311-2:

Sd value

0.05 m (to EN 1931/ ISO 12572).

Tear resistance

Lengthwise: 180 N; crosswise: 220 N.

Manufacturer guidance

Nail shank to EN 12310-1:

Fire classification

Class E (to EN 13501-1).

Width

1.5 m.

Sustainability data

Contains Red List materials

No

Country of material origin

Switzerland

Country of product manufacture

Switzerland

Material

Polypropylene

Expected Life

Lifetime

Literature

Snagging Propensity Test report

Snagging Propensity Test report