NBS Source
HardiePanel® Siding


HardiePanel® Siding is a nominally 8 mm thick panel intended as external cladding for residential buildings and commercial buildings in both new build and renovation. HardiePanel® Siding can be used in a ventilated construction fixed to timber frame, steel frame or masonry walls using corrosion resistant screws or nails. HardiePanel® siding may be installed with or without insulation. Not recommended to remain in contact with standing water.


  • James Hardie complies with the provisions set out in the Construction Products Directive (CPD 89/106/EU).
  • HardiePanel® product specifications and classifications comply with BS EN 12467:2004 and EN 13501‐1:2002.
  • The panels are supplied square and straight according to BS EN 12467 – Level 1.

General information


Length: 3050 mm

Width: 1220 mm

Thickness: 8 mm

Uniclass 2015

Pr_25_71_11_25 Fibre-reinforced cement boardsPrimary


G20/950 Fascias/ barges/ soffits

H20/10 Sheet cladding

H20/150 Sheet cladding

H20/155 Sheet cladding

H30/10 Fibre cement

H30/120 Fibre cement

H92/120 Rainscreen cladding

Specification data - Fibre-reinforced cement boards

Product Reference

HardiePanel® Siding



Sierra 8




Finish/ Colour

PrimePlus®, colour

To be painted on site in any desired colour with 100% acrylic paint within 90 days after installation.

ColorPlus® Technology, colour

Provides a quality system for multi‐coat, factory applied coating and curing. Available in 21 different colours.

Standard product features


Portland cement, milled sand, cellulose fibres, water and selected additives.


  • Length: 3050 mm.
  • Width: 1220 mm.
  • Thickness: 8 mm.


11 kg/m².


1300 kg/m³.

Product Options


The following accessories are also available from James Hardie:

  • ColorPlus® touch-up paint.
  • EPDM Gasket, 60, 100 mm or 20 m rolls.
  • HardieBlade® saw blades: 160, 190, 254 or 310 mm.
  • HardiePanel® screws.
  • MetalTrim corner profile.
  • MetalTrim horizontal drip profile.

Third party certifications

BBA Agrément Certificate

BBA Agrément Certificate


Similar products from James Hardie Building Products Ltd

HardieBacker® 12 mm Cement Backerboard

HardieBacker® 12 mm Cement Backerboard