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Permavent Envirotect FZT Floor Cassette Membrane

Verified by manufacturer 3 months ago

Permavent Ltd

A vapour open, airtight floor protection membrane designed to maintain airtightness between ground floor and first floor intermediate floor zones.

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Application

Designed to maintain airtightness between unsealed ground floor and first floor intermediate floor zones. 

Description

A vapour open, airtight floor protection membrane designed to maintain airtightness between ground floor and first floor intermediate floor zones.


Features and benefits:

  • High vapour permeability. Diminishes the risk of interstitial condensation whilst providing superior levels of airtightness at the essential junctions between floor and wall.
  • Provides further significant benefits in airtightness and water resistance providing three products in one application.
  • Meet and exceeds waterproofing requirements in BS EN 13589 – 2:2014 (W2).
  • Prevents water ingress to the structure: provides comprehensive waterproofing barrier to the sheathing during construction phase.
  • Flexible and easy to install.
  • UV and heat stable.
  • Independently tested.
  • Exceeds BS 5250, BMTRADA and NHBC requirements for vapour permeability.

General information

Color

Grey

Shape

Rectangle

Length

50000 mm

Width

1000 mm

1500 mm

750 mm

Uniclass

Pr_25_57_10_94 Vapour-permeable sheetsPrimary

CAWS

P10/320 Breather membrane

P10/65 Breather membrane

Specification data - Vapour-permeable sheets

Standard

To BS EN 13859-1 and BS EN 13859-2.

Performance characteristics

Reaction to fire, to EN 13501-1, class E.
Water vapour resistance (Sd): 0.02 m.
Nail tear resistance, to EN 12310-1 (MD/ CD): 90/ 125 N/50mm.
Tensile strength, to BS EN 12311-1 (MD/ CD): 200/ 110 N/50mm.
Flexibility at low temperature: To EN 1109:2013, -40°C.

Class (minimum)

W1.

Material

Manufacturer's standard.

Form

Manufacturer's standard.

Weight (minimum)

90 g/m².

Guidance for specification option:

As supplied, 1 x 50 m roll is 4.6 kg.

Thickness (minimum)

Manufacturer's standard.

Roll size

1 x 50 m.

1.5 x 50 m.

Manufacturer guidance

Width x length.

Sustainability data

Country of material origin

United Kingdom

Country of product manufacture

United Kingdom

Recyclability

Recyclable

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

100 %

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