SOLITEX EXTASANA®
Weather Resistive Barrier and Wall Underlay
Advantages
- Excellent UV resistance (180 days exposure)
- Highly vapour-permeable (Class 4)
- Long-term durability
- Weathertight & airtight weather-resistive barrier (WRB)
- Next-generation non-porous monolithic technology
- Fire-retardant
Areas of application
SOLITEX EXTASANA® wall underlay provides the best weather protection layer for external walls under all conditions. It protects the building from wind, driving rain, and other external sources of water while allowing any internal moisture to escape through the vapour permeable, non-porous TEEE* layer.
Installation instructions
General conditions
IMPORTANT INFORMATION
- Vapour-permeable pliable building membrane in accordance with NZS 2295.
- This product is designed to withstand up to 180 days of UV exposure before installing cladding.
- This product can withstand exposure to temperatures of up to 120 °C and down to -40 °C behind external claddings.
PRODUCT DESCRIPTION
SOLITEX EXTASANA® is a UV-stabilised and tear-resistant synthetic weather-resistive barrier (WRB). A non-porous water-resistant TEEE* film is laminated at high temperature between two layers of spun-bonded polypropylene.
WEATHER EXPOSURE
This product is a weather-resistive barrier (WRB) designed to withstand up to 180 days of direct exposure to UV and still fulfil the intended use for air and water control. Exterior cladding should be detailed to prevent direct sunlight onto the membrane in service.
APPLICATION NOTES
SOLITEX EXTASANA® can be used as a wall underlay on timber or steel framed buildings as well as over rigid sheathing in combination with absorbent and non-absorbent wall claddings with or without cavities, in accordance with Codemark GM-CM30032. SOLITEX EXTASANA® can be used in NZS 3604 wind zones up to and including ‘very high’ without rigid sheathing and ‘extra high’ with rigid sheathing.
