ARDEX Undertile External Liquid Waterproofing Membranes

Abbreviation
Appraisal number 473 (2022)
Valid from
2/08/2022

Information provider
BRANZ Limited,
Information type
BRANZ Appraisal,
Format
PDF,

Description

ARDEX Undertile Liquid Membranes are liquid applied waterproofing membranes for use under ceramic or stone tile finishes on external decks and balconies.

Scope

ARDEX Undertile Liquid Membranes have been appraised for use as deck and balcony waterproofing membranes for buildings within the following scope:

  • the scope limitations of NZBC Acceptable Solution E2/AS1, Paragraph 1.1; or,
  • the scope limitations of NZBC Acceptable Solution E2/AS1, Paragraph 1.1 with regards to building height and floor plan area when subject to specific engineering design; and,
  • with substrates of fibre cement compressed sheet or suspended concrete slab; and,
  • with minimum falls for fibre cement compressed sheet of 1:40 or suspended concrete slab of 1:60; and,
  • with deck and balcony size limited to 40 m²; and,
  • situated in NZS 3604 Wind Zones up to and including Extra High.

Decks and balconies must be designed and constructed in accordance with the following limitations:

  • with the membrane continually protected from exposure to ultra violet (UV) light and from physical damage by ceramic or stone tile finishes; and,
  • with no steps within the deck level and no down pipes discharging directly onto the deck.

Movement and control joints in the substrate must be carried through the membrane and tile finish. The design and construction of the substrate and movement and control joints is specific to each building, and is therefore the responsibility of the building designer and building contractor and is outside the scope of the Appraisal.

The ceramic or stone tile finishes are outside the scope of theAppraisal.

The membranes must be installed by trained installers, approved by ARDEX New Zealand Limited.

For assistance with locating previous versions, please contact the information provider.
Notes/comments

This Appraisal replaces BRANZ Appraisal No. 473 (2017)

View on Information Provider website Download this resource (PDF, 522KB)
For assistance with locating previous versions, please contact the information provider.

This Appraisal replaces BRANZ Appraisal No. 473 (2017)

This resource is not cited by any other resources.

ARDEX Undertile External Liquid Waterproofing Membranes

This document is not CITED BY any other resources:

ARDEX Undertile External Liquid Waterproofing Membranes

Description

ARDEX Undertile Liquid Membranes are liquid applied waterproofing membranes for use under ceramic or stone tile finishes on external decks and balconies.

View on Information Provider website Download this resource (PDF, 522KB)
ARDEX Undertile External Liquid Waterproofing Membranes
Description

ARDEX Undertile Liquid Membranes are liquid applied waterproofing membranes for use under ceramic or stone tile finishes on external decks and balconies.

View on Information Provider website Download this resource (PDF, 522KB)
This resource does not cite any other resources.

ARDEX Undertile External Liquid Waterproofing Membranes

This resource does not CITE any other resources.
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