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NBS Plus - Bringing specifiers and manufacturers together.product specifications by NBS

The product information below is from the NBS Plus library of product clauses offered in NBS specification products. It has been created by NBS for A Proctor Group Ltd. The clause is authored in NBS format and is intended for inclusion in project specifications. The clause can be copied and pasted into your project specification document. Please note that NBS product guidance is not a replacement for the manufacturer's literature and it is recommended that A Proctor Group Ltd be consulted before specifying.

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View larger image of Roofshield from A Proctor Group LtdRoofshield

A triple layer spun-bonded polypropylene breather membrane designed for use as an underlay over airspaces without other means of ventilation.Underlay head-lap (minimum): Rafter pitch 12½°-14°: 225 mm (partially supported); 150 mm (fully supported).Rafter pitch 15°-34°: 150 mm (partially supported); 100 mm (fully supported).Rafter pitch 35° and over: 100 mm (partially supported); 75 mm (fully supported).Colour: Green top and white bottom.Weight: 185 g/m².Thickness: 0.75 mm.Tensile strength:Longitudinal: 390 N/ 50 mm.Transverse: 230 N/ 50 mm.Tear resistance:Longitudinal: 230 N.Transverse: 275 N.Water vapour transmission Sd (to BS EN 12572):0.013 m.Flame retardant (to DIN 4102):Class B2.Vertical laps: 100 mm wide over supports.5Certification: No 96/3220 for warm roof construction5Certification: No 99/3648 for cold roof construction

A triple layer spun-bonded polypropylene breather membrane designed for use as an underlay over airspaces without other means of ventilation.

Underlay head-lap (minimum):

  • Rafter pitch 12½°-14°: 225 mm (partially supported); 150 mm (fully supported).
  • Rafter pitch 15°-34°: 150 mm (partially supported); 100 mm (fully supported).
  • Rafter pitch 35° and over: 100 mm (partially supported); 75 mm (fully supported).

More about Roofshield:
As standard - Approvals

Roofshield
 Manufacturer:
A Proctor Group Ltd.
  -Web:www.proctorgroup.com.
  -Tel:+44 (0)1250 872261.
  -Product reference:
Daltex Roofshield.

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Guidance

for Roofshield

from A Proctor Group Ltd

More about Roofshield: As standard - Approvals

As standard

Colour:

Green top and white bottom.

Weight:

185 g/m².

Thickness:

0.75 mm.

Tensile strength:

  • Longitudinal: 390 N/ 50 mm.
  • Transverse: 230 N/ 50 mm.

Tear resistance:

  • Longitudinal: 230 N.
  • Transverse: 275 N.

Water vapour transmission Sd (to BS EN 12572):

0.013 m.

Flame retardant (to DIN 4102):

Class B2.

Vertical laps:

100 mm wide over supports.

Approvals

  • British Board of Agrément: Certification: No 96/3220 for warm roof construction. British Board of Agrément
  • British Board of Agrément: Certification: No 99/3648 for cold roof construction. British Board of Agrément

Further Information

BIM Objects:

Literature:

RIBA Product Selector

Additional information may be available for A Proctor Group Ltd from ribaproductselector.com.

Contacts:

www.proctorgroup.com

technical@proctorgroup.com

T: +44 (0)1250 872261

F: +44 (0)1250 872727

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NBS Plus
www.thenbs.com/solutions, online library, 23 January 2018