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The Technokolla External Waterproofing System is a fully integrated, BRANZ Appraised liquid-applied waterproofing solution, specifically designed for use beneath ceramic and stone tile finishes.
Manufactured in Italy, the system provides long-term protection in high-moisture environments across both residential and commercial construction—ideal for decks, balconies, façades, patios, and waterproofed substrates.
It features a coordinated range of adhesives, waterproofing membranes, grouts, and levelling compounds, all developed for outdoor tile & stone installations. Designed to accommodate movement and environmental exposure, the system delivers long-term durability and excellent mechanical performance in external applications.
Techno Rasolastik EVO:
Techno Star:
Technocolors:
Techno Kronos:
Plan-40 EXT:
Techno RL80:
Techno Acesil:
This system is suitable for external floor tile installations in both residential and commercial projects. It is recommended for use on balconies, patios, terraces, façades, and other outdoor hardscape areas.
Compatible with a wide range of tile types, including ceramic and porcelain.
Rasolastik Waterproofing Membranes have been BRANZ Appraised for use as waterproofing membranes in the following applications:
Rasolastik Waterproofing Membranes are also approved for use as waterproofing membranes over external reinforced concrete pedestrian decks and balconies for buildings within the following scope:
For full details on scope, limitations, and compliance, refer to BRANZ Appraisal 541.
For full details on limitations and compliance requirements, refer to BRANZ Appraisal 541.
In the opinion of BRANZ, TECHNOKOLLA Rasolastik Exterior Waterproofing Membranes, when designed, installed, used, and maintained in accordance with the statements and conditions of BRANZ Appraisal No. 541, will meet the following provisions of the New Zealand Building Code (NZBC):
Refer to BRANZ Appraisal 541 for the full scope of use, limitations, and compliance conditions related to external wet area applications.
Technokolla was founded in 1995 in Sassuolo, Italy, and has been supplying its waterproofing & tiling systems internationally since the late 1990s, including New Zealand.
Notable projects include:
The Technokolla External Waterproofing and Tiling System is backed by a 15-year product warranty when installed by an approved applicator in full accordance with Surtec and Technokolla installation guidelines. The warranty covers the performance of the system components, including waterproofing integrity, adhesive bonding, and overall compatibility when used as part of the complete Technokolla system.
To maintain warranty validity:
This warranty applies to product performance only and does not cover workmanship.
Warranty documentation and project registration are available upon request. Registration is strongly recommended to ensure priority technical support and claim resolution.
Surtec supplies Technokolla’s premium Italian-made tiling and waterproofing systems, backed by local expertise, BRANZ appraisals, and a 15 year warranty.
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