EXTERNAL WET AREAS – BALCONIES
Hosted at The Waterstop Shop
Date: 20 March
Time: 7:00 am – 10:00 am
Location: The Waterstop Shop
Delivery: Face-to-face
EXTERNAL WATERPROOFING – BALCONIES
This workshop focuses on waterproofing compliance and common failure mechanisms associated with external balconies, including reinforced concrete and lightweight balcony systems. The session addresses NCC compliance requirements, how balconies fail, and the key design, detailing, and installation considerations that influence waterproofing performance.
WORKSHOP CONTENT
NCC & Standards Compliance
- Compliance to the NCC
- Breakdown of the proposed NCC 2025 changes
- Understanding Australian Standards terminology for compliance, including:
- Normative provisions
- Informative provisions
- How referenced Standards are applied in a compliance context
Balcony Failure Mechanisms
- Understanding how balconies fail
- Common causes of waterproofing failure in external environments
Substrates & Structure
- Correct substrate preparation
- Importance of Concrete Surface Profile
- Installing structural sheet flooring to manufacturer specification
- Structural fall versus mortar screed — pros and cons
Design & Detailing
- Role of flashings in external waterproofing
- Interface between cladding / façade systems and waterproofing membranes
- Drainage and overflow design compliance
- Correct movement and expansion joint detailing
- Correct membrane terminations
Membrane Systems
- Selecting the right membrane system
- Membrane design, selection, and compliance considerations
- Establishing product-to-product compatibility chains
Durability & Remediation
- Efflorescence mitigation
- Introduction to remediation techniques for failed balconies
LEARNING OUTCOMES
Participants will gain an understanding of:
- NCC and Australian Standards compliance requirements for balconies
- How Standards terminology affects compliance obligations
- Why balconies fail and how failures occur
- Substrate, drainage, movement, and detailing considerations
- Membrane system selection, compatibility, and termination requirements
- Remediation considerations for failed balcony waterproofing
WHO SHOULD ATTEND
- Builders and site supervisors
- Waterproofers, tilers, plumbers, and carpenters
- Designers and building designers
- Building surveyors and certifiers
- Industry professionals involved in waterproofing design, installation, inspection, or sign-off
DELIVERY FORMAT
- Real site photos and video examples
- Detailing demonstrations
- Open discussion and Q&A
TRAINER
Byron Landeryou
Founder & Managing Director – CompliBuild & Waterproof Awareness
25+ years in construction as a tiler and waterproofing subcontractor
Qualified Trainer & Assessor
3,500+ industry professionals trained nationwide
Victorian Lead & Committee Member – Australian Institute of Waterproofing
Course designer for Master Builders Association
Former trade school educator and curriculum developer
Byron specialises in bridging design intent, practical construction, and regulatory compliance.




