NBS Source
I'm a manufacturer

Don & Low Multi TX Pro - Roofing Underlay

Verified by manufacturer 3 months ago

Don & Low Ltd (Nonwovens)

High vapour resistance air and liquid barrier underlay for pitched roofs.

Jump to:
+44 (0)1307 452200 Website

Application

For pitched roofs.

Description

MultiTX® Pro is a high vapour resistance air and liquid barrier roofing underlay. It is durable, clean, easy to cut and install, and offers temporary protection against wind-driven rain, snow and dust. MultiTX® Pro conforms to the Construction Products Regulation (EU Regulation No. 305/2011), underlay for discontinuous roofing (Annex ZA of EN 13859-1) and is manufactured under control of an ISO 9001 quality management system.


Features and benefits:

  • A modern alternative to traditional bituminous-based (type 1F) roofing felts.
  • Lightweight fabric minimises manual handling issues.
  • Excellent low-temperature flexibility.
  • Resistant to water penetration and stabilised against UV degradation.

General information

Color

Black

Finish

Other

Material

Polypropylene

Shape

Rectangle

Length

50000 mm

Width

1000 mm

Height

0.6 mm

Warranty description

Other

Uniclass

Pr_25_57_65_60 Plastics sheetsPrimary

CAWS

H67/5 Metal roof tiling

H67/110 Metal roof tiling

H65/5 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

H64/110 Wood shingle/ shake roofing

H64/10 Wood shingle/ shake roofing

H62/3 Roof slating

H62/145 Roof slating

H62/125 Roof slating

H62/105 Roof slating

H61/5 Roof slating

H61/105 Roof slating

H60/3 Roof tiling

H60/120 Concrete roof tiling

H60/105 Clay roof tiling

Specification data - Plastics sheets

Material

Polypropylene.

Purpose

Vapour and air barrier.

Standard

To EN 13859-1.

Third-party certification

British Board of Agrément (BBA) certificate.

Guidance for specification option:

Certificate no. 05/4221.

Performance characteristics

-

Tensile strength (minimum)

To EN 12311-1 before ageing, 290 N/50 mm (MD); 220 N/50 mm (CD).
To EN 12311-1 after ageing, 200 N/50 mm (MD); 150 N/50 mm (CD).

Tear resistance

To EN 12310-1, 230 N (MD); 250 N (CD).

Elongation to break

To EN 12311-1 before ageing, 70% (MD); 100% (CD).
To EN 12311-1 after ageing, 50% (MD); 70% (CD).

Water vapour resistance (minimum)

To EN 1931, 15 m (Sd) (+/- 2).

Fire performance

To EN 11925-2, Class F.

Form

Spun-bonded.

Physical properties

-

Colour

Black.

Weight (minimum)

145 g/m².

Dimensions

-

Thickness (minimum)

0.6 mm.

Width (minimum)

1 m.

Roll length (minimum)

50 m.

Class (minimum)

W1.

Guidance for specification option:

Water penetration to EN 1928.

Sustainability data

Contains Red List materials

No

Country of material origin

United Kingdom

Country of product manufacture

United Kingdom

Material

Polypropylene

Manufacturing plant location

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

20 %

Literature

Multi TX Pro Datasheet Issue 2 - May 24

Multi TX Pro Datasheet Issue 2 - May 24

Similar products from Don & Low Ltd (Nonwovens)

Don & Low 116 VCL Conseal - Vapour Control Layer

Don & Low 146 VCL - Vapour Control Layer

Don & Low Multi TX Maxi - Roofing Underlay

Don & Low Multi TX Maxi - Roofing Underlay

Don & Low Multi TX Solar -  Roofing Underlay

Don & Low Multi TX Solar - Roofing Underlay

Don & Low Reflectashield - Breather Membrane

Don & Low Reflectashield - Breather Membrane

Don & Low Vapour TX Thermo - Vapour Control Layer

Don & Low Vapour TX Thermo - Vapour Control Layer