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InteriorInterior
Pro Clima Early-Close-In system with SOLITEX EXTASANA®
Description

Pro Clima Early-Close-In allows interior work to begin before cladding installation, maintaining speed and safety on site. The system uses SOLITEX EXTASANA® — a single-layer wall underlay providing up to 180 days UV protection.

Key Features
  • Outstanding durability against UV, wind and rain — up to 180 days of exposure. 
  • Seals the building envelope so interior work can begin before cladding installation.
  • Can be used in NZS 3604 wind zones up to, and including, ‘very high’ without rigid sheathing.
  • Can be use in NZ 3604 wind zones up to and including ‘extra high’ over rigid sheathing — RAB, SIP.
  • Tear-resistant synthetic weather resistive barrier designed for long-term durability.
  • Allows drying — highly vapour permeable (Class 4).
  • Weathertight — non-porous membrane technology.
  • Fire retardant.
LBC Declare Red List Free
LBC Declare Red List Free
Scope of Use

SOLITEX EXTASANA® can be used as an Early-Close-In wall underlay on timber framed buildings in accordance with Codemark CMNZ30032.

Limitations on Use
  • Use over timber framing alone in up to, and including, Very High Wind Zones
  • For Extra high Wind Zones and above a Rigid Wall Underlay (RWU) is required behind the SOLITEX EXTASANA
Statement of Building Code Compliance

The Pro Clima Early-Close-In system with SOLITEX EXTASANA® if designed, used, installed and maintained in accordance with the conditions of CodeMark Certificate CMNZ30032 will comply with or contribute to compliance with the following performance provisions of the NZ Building Code:

  • Clause B2 DURABILITY: Performance B2.3.1(a), and B2.3.2.
  • Clause C3 FIRE AFFECTING AREAS BEYOND THE FIRE SOURCE: Performance C3.4(c).
  • Clause E2 EXTERNAL MOISTURE: Performance E2.3.2 (contributes to), E2.3.5 (contributes to), E2.3.6 (contributes to) and E2.3.7
  • Clause F2 HAZARDOUS BUILDING MATERIALS: Performance F2.3.1.
  • Clause H1 ENERGY EFFICIENCY: Performance H1.3.1(b) (contributes to).

     

CodeMark
CodeMark
EPD
Environmental Product Declaration (EPD)
Documents
BPIR Document - SOLITEX EXTASANA®

1

CodeMark Certificate: SOLITEX EXTASANA WALL UNDERLAY

CMZN30032. H/11 Nov 2025

MSDS - SOLITEX EXTASANA® Wall Underlay
TDS - SOLITEX EXTASANA®
Link to Pro Clima specifications on Masterspec
Certificate of Installation: Early-Close-In with SOLITEX EXTASANA®
SOLITEX EXTASANA® Early Close-In Application Guide for Brick Cladding

July 2025

SOLITEX EXTASANA® Early Close-In Application Guide for Horizontal Cladding

July 2025

SOLITEX EXTASANA® Early Close-In Application Guide for Vertical Cladding

July 2025

SOLITEX EXTASANA® 橫向外墙板早期封闭应用指南
SOLITEX EXTASANA® 砖饰面早期封闭应用指南
SOLITEX EXTASANA® 纵向外墙板的早期封闭应用指南
Brochure - Early-Close-In with SOLITEX EXTASANA®

1.0/July 2025

采用SOLITEX EXTASANA® 实现早期封闭
Minor Variation Statement – Product Substitution: Wall Underlay
Additional information

pro clima are a leading manufacturer of air and weather tightness patented building systems, providing healthy, energy efficient and sustainable environments.

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