Penetrations in Wet Areas
The tricky question of how to install shower fixtures and fittings while not compromising watertightness can be answered with this two-step process to make a waterproof penetration.
Wet areas such as showers must be lined with an impervious material through which water cannot enter the space behind, to comply with New Zealand Building Code clause E3 Internal Moisture.
Penetrations must be made through the shower lining material for shower fixtures and fittings (see Figure 1). This is clearly a conflict of function, so how can such penetrations be achieved without compromising the shower waterproofing?
This article is an extract from the BRANZ Build Newsletter, to read the full article please click on the following link:
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