BayoWrap Roof 02 Underlay

$0.00

Bayonet BayoWrap Roof 02 Underlay is a high-quality functional film covered with two layers of non-woven spun-bonded polypropylene fabric providing a highly vapour-permeable medium weight non fire retardant self supporting 3 layer roof underlay. This is the perfect economic alternative to kraft underlays.

Features

Durable

  • Stronger and more resistant to shrinkage than conventional kraft underlays.

  • UV exposure period of 42 days prior to cladding installed.

Breathable

  • Very high vapor permeability.

Efficient

  • Spans up to 1200mm centres without support on roofs 3 degrees and above (when laid horizontally).

  • Pre-printed with 150mm overlap laying lines.

Compliant

  • BRANZ appraised

Bayonet BayoWrap Roof 02 Underlay is a high-quality functional film covered with two layers of non-woven spun-bonded polypropylene fabric providing a highly vapour-permeable medium weight non fire retardant self supporting 3 layer roof underlay. This is the perfect economic alternative to kraft underlays.

Features

Durable

  • Stronger and more resistant to shrinkage than conventional kraft underlays.

  • UV exposure period of 42 days prior to cladding installed.

Breathable

  • Very high vapor permeability.

Efficient

  • Spans up to 1200mm centres without support on roofs 3 degrees and above (when laid horizontally).

  • Pre-printed with 150mm overlap laying lines.

Compliant

  • BRANZ appraised

Applications

  • Roofing

Specifications

  • UV Exposure: 7 days allowed exposed to UV prior to cladding

  • Self Supporting: can be laid down to 3 degrees for horizontal laying, or down to 10 degrees for vertical laying

  • Edge tear (average): Machine direction = 229 N, Cross direction = 145 N

  • Tensile strength (average): Machine direction = 4.47 kN/m, Cross direction - 2.8 kN/m

  • Non Fire Retardant

  • Water Resistant: ≥ 100mm

  • Vapour Permeable: ≤ 7MN s/g

  • Absorbent: ≥ 150 g/m²

Roof layout

Specifications

Sizes

Choose from the following options.

BayoWrap Roof 03 Underlay
SKU Roll Height (mm) Roll Length (Lineal M) Total Area (m²) Weight (kg)
PSSS300010030003410017
PSSS150050150034508.4
PSSS125050125040508.4
PSSS5002050040203.4

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