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Appraisal number: 488 (2006)

Date issued: None

Sto Armat Plaster System

Description

The Sto Armat Plaster System is a jointing and exterior plaster system for use as a finishing system for Monotek® Sheet - Cavity Construction and the VentClad Ventilated Cavity System.

The system consists of a fibreglass mesh reinforced jointing plaster, followed by a 2.5-3.5 mm thick fibreglass mesh reinforced bond coat plaster, followed by a 1-3 mm thick finishing plaster. The plaster system is finished with a mineral silicone resin or acrylic exterior paint system.

Scope

The Sto Armat Plaster System has been appraised for use as a jointing and exterior plaster system for Monotek® Sheet - Cavity Construction and the VentClad Ventilated Cavity System on buildings within the following scope:

  • The scope limitations of NZBC Acceptable Solution E2/AS1 paragraph 1.1.
  • Constructed with timber framing complying with the NZBC.
  • With a risk score of 0-20 calculated in accordance with NZBC Acceptable Solution E2/AS1 Table 2.
  • Situated in NZS 3604 wind zones up to and including extra high.

The Sto Armat Plaster System has also been appraised for use as a jointing and exterior plaster system for Monotek® Sheet - Cavity Construction on buildings subject to specific design up to an ultimate limit state (ULS) wind pressure of 2500 Pa and:

  • constructed with timber framing complying with the NZBC
  • within the scope limitations of BRANZ Appraisal No. 466 (2005).

Monotek® Sheet - Cavity Construction must be used, designed and installed as described in BRANZ Appraisal No. 466 (2005) and the Monotek® Sheet - Cavity Construction technical literature.

The VentClad Ventilated Cavity System must be used, designed and installed as described in BRANZ Appraisal No. 457 (2005) and the VentClad Ventilated Cavity System technical literature.

Installation of components and accessories supplied by Stoanz Ltd must be carried out only by Stoanz Ltd approved applicators.

Technical literature

  • SS404 StoArmat Plaster System, January 2010
  • Monotek® Technical Specification, May 2009, including installation details Figure 17 - Figure 45
  • PBS Group - VentClad Ventilated Cavity System, Section 2

Consenting instructions

Always refer to the Appraisal in full and the technical literature.

Appraisal holder

Stoanz Ltd
Address:
Phone: 04 801 7794
Email:

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