Description

RK Horizontal Shiplap is an external wall cladding system.

RK Horizontal Shiplap comprises horizontal bevel back or rusticated weatherboards direct fixed or cavity fixed on vertical cavity battens, stainless steel or silicon bronze cladding fixings and powder-coated aluminium flashings. The weatherboards are available in Western Red Cedar, Larch and Truwood, and with a Band Sawn Face, Dressed Face or Dressed Faced Sanded finish. Larch and Truwood weatherboards are supplied with a factory applied oil finish.

Scope

1. The RK Horizontal Shiplap Weatherboards are certified for use on:

• a) timber-framed buildings designed and constructed in accordance with NZS3604:2011 Timber-framed buildings, and
• b) within the scope of Acceptable Solution E2/AS1 Paragraph 1.1, and
• c) where the risk score is 0-12 (as defined in Tables 1, 2 & 3 of Acceptable Solution E2/AS1), and
• d) located in any exposure zone (as defined in NZS3604) except microclimates, and
• e) located 1m or more from a relevant boundary.

2. The RK Horizontal Shiplap Weatherboards shall be installed

• a) in accordance with the RK installation manuals and drawing sets:
  • i. RK Horizontal Shiplap Weatherboards V1, November 2020
  • ii. Horizontal Shiplap Weatherboard - 20 mm Cavity on Flexible Underlay - Drawing Set 12 October 2020
  • iii. Horizontal Shiplap Weatherboard - Direct Fixed on Flexible Underlay - Drawing Set 12 October 2020
  • iv. Horizontal Shiplap Weatherboard - 45 mm Cavity on Flexible Underlay - Drawing Set 12 October 2020, and
• b) with wall underlay as specified in accordance with E2/AS1, and
• c) aluminium framed window and door joinery complying with NZS 4211:2008 - Specification for performance of windows