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Waterproofing – Industry Best Practice

This course provides a combined theoretical and practical demonstration of external waterproofing applied to a balcony or planter box structure as well as an understanding of internal waterproof membrane systems and compliance with NCC and AS 3740-2010 requirements. It is designed for builders and anyone responsible for ensuring quality workmanship in relation to waterproofing. This course is delivered and assessed in English.


PROGRAM DESCRIPTION

Waterproofing continues to be the number one source of defects for builders, taking millions of dollars out of the economy. Over 80% of complaints about building and construction are waterproofing issues, with so many of these issues in control of the builder.

This practical workshop will provide you with the skills you need to ensure your waterproofing is done right the first time. Gain industry best practice skills in waterproofing of bathrooms, kitchens, laundries and internal and external wet areas. You can be in control and on top of the waterproofing process with Master Builders industry best practice training.


There are a series of guides in relation to waterproofing produced by MBA NSW available for purchase from Master Builders ACT.  It is highly recommended that you purchase the relevant guide to compliment your training.  The complete set of four (4) guides is available at the bundled price of $330 for members ($440 for non-members).  The four guides include:

  • Guide to Internal Wet Area Waterproofing (Book 1) ($88 for members / $121 for non-members)
  • Guide to External Wet Area Waterproofing (Book 2) ($104.50 for members / $137 for non-members)
  • Guide to Planter Box Waterproofing (Book 3) ($99 for members / $132 for non-members)
  • Waterproofing Guide to Flashings and Damp-Proof Courses (Book 4) ($104.50 for members / $137 for non-members)

CONTENT

You will learn:

  • Current industry best practice standards
  • Australian Standards and National Construction Code requirements
  • Hands-on practical application of preparing and applying waterproofing membranes for kitchen, bathroom and laundries
  • Hands-on practical application of preparing and applying waterproofing membranes for balconies, decks, and planter boxes
  • How to identify and prevent common reasons for waterproofing failures
  • Troubleshooting techniques and best practices applications to prevent defects

PROGRAM OVERVIEW

Day 1 – Wet Area Waterproofing

Key outcomes include Compatibility, Impact of Design – Setdowns, Substrate, Joints, Calibration & Testing, Importance of Puddle Flange, Water Stops, Bond Breakers.

  • Design & Building Practitioners Act 2021
  • Regulated Designs & Lodgement Portal
  • Compliance Regulations
  • Performance Solutions or Deemed-to-Satisfy Provisions
  • Internal Waterproofing Principles
  • Proposed AS3740-2021 Standard, and what it means to you
  • What goes wrong – Common Mistakes

Day 2 – External Area Waterproofing

Key outcomes include Compatibility, Testing, Impact of Design – Substrate, Joints, Falls.

  • External Waterproofing Principles in design
  • Minimum membrane terminations heights
  • Accessible transitions
  • Drainage & Overflow design
  • Roof penetrations
  • Balustrade design and installation
  • Membrane Selection
  • What goes wrong – Common Mistakes

REQUIREMENTS

A Language, Literacy & Numeracy (LLN) assessment must be completed prior to training.
Personal Protective Equipment (PPE) must be worn throughout this training. Appropriate safety footwear, P2 facemask and eye protection must be worn. Surgical gloves will be supplied.


CERTIFICATION

This is a non-accredited course, participants will be issued with a Certificate of Attendance upon successful completion of the course.


Before you register online you will need to have:

Your Unique Student Identifier (USI). If you do not have one you will need to have either one of the following – Medicare Card, Birth Certificate, Driver Licence, Australian Passport, Citizenship Document, Certificate of Registration by descent, ImmiCard or Australian Entry Visa during this online process. To create or find your USI, please follow this link: https://www.usi.gov.au/

The TFA rebate can be applied at checkout using the applicable Promo Code, please refer to our Pricing Guide here: Policies and Procedures – Master Builders ACT


Sessions

If you are booking on behalf of someone else, please select the ‘Group Booking’ option.

Standard Enrolment
Name Date Time Location Spaces Cost Enrol Myself Enrol Someone Else / Group Booking
Internal/External Waterproofing – Industry Best Practice 16 & 17 October 2025 08:00 am - 04:00 pm 1 IRON KNOB ST FYSHWICK ACT 2609 16 $950.00

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