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

Verified by manufacturer 3 months 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

Literature

Snagging Propensity Test report

Snagging Propensity Test report