Product Overview

Summary: This SOP sets out a clear, WHS-aligned process for installing, modifying and maintaining thermal and acoustic insulation within glazing systems. It helps glazing and construction businesses control key risks such as manual handling, glass breakage, hazardous materials and working at height, while delivering compliant, high‑performance building envelopes for Australian conditions.

Thermal and acoustic insulation within glazing systems is critical for energy efficiency, occupant comfort and noise control in Australian buildings, but the installation and maintenance tasks involved carry significant safety and compliance risks. Workers are often handling heavy or awkward glazing units, working at height, using cutting tools and sealants, and operating around existing services. This SOP provides a structured, step‑by‑step method for planning, installing and verifying insulated glazing units (IGUs), acoustic laminates, seals and associated components, with a strong emphasis on hazard identification, risk controls and WHS due diligence.

Developed for the Australian construction and glazing sector, the procedure helps businesses align their practices with the NCC, relevant Australian Standards and WHS legislation. It tackles common issues such as incorrect glass handling, inadequate edge protection, poor manual handling techniques, and inconsistent installation quality that can lead to failures, call‑backs, water ingress, condensation, thermal bridging and noise complaints. By implementing this SOP, organisations can standardise training, reduce rework, protect workers from preventable injuries, and demonstrate a robust, documented system of work for audits, tenders and client assurance.

Key Benefits

• Ensure safe planning and execution of glazing insulation work, including risk assessments, SWMS integration and site controls.
• Reduce manual handling injuries and glass-related incidents through defined lifting, handling and storage practices.
• Improve building performance by standardising installation methods that minimise thermal bridging, air leakage and acoustic weak points.
• Demonstrate compliance with Australian WHS legislation, NCC performance requirements and key glazing and insulation standards.
• Streamline training and supervision by providing clear, repeatable steps and acceptance criteria for insulated glazing work.

Who is this for?

• Glaziers
• Glazing Supervisors
• Construction Site Managers
• Project Managers (Construction and Fit-out)
• WHS Managers and Advisors
• Building Maintenance Managers
• Facade Engineers
• Architectural and Drafting Teams
• Quality and Compliance Managers in Construction
• Apprentice Glaziers and Trainees

Hazards Addressed

• Cuts and lacerations from handling glass, metal frames and sharp offcuts
• Musculoskeletal injuries from lifting, carrying and positioning heavy or awkward glazing units
• Falls from height when installing glazing in multi-storey or elevated locations
• Exposure to hazardous substances such as sealants, adhesives, cleaning chemicals and insulation fibres
• Crush injuries from shifting loads, glass packs and mechanical lifting equipment
• Eye injuries from glass fragments, drilling, cutting and grinding activities
• Noise exposure during cutting, drilling and fixing of glazing components
• Heat stress when working in enclosed, sun‑exposed or poorly ventilated glazed areas
• Electrical hazards when working near existing electrical services and building systems
• Slips, trips and falls due to offcuts, packaging, tools and sealant spills in the work area

Included Sections

• 1.0 Purpose and Scope
• 2.0 Definitions and Abbreviations (Thermal, Acoustic, IGU, R-value, RW, etc.)
• 3.0 Applicable Legislation, Standards and Codes
• 4.0 Roles, Responsibilities and Competency Requirements
• 5.0 Pre-Start Planning and Site Assessment
• 6.0 Hazard Identification, Risk Assessment and Control Measures
• 7.0 Required Tools, Equipment and Personal Protective Equipment (PPE)
• 8.0 Material Handling, Storage and Transport of Glazing and Insulation Components
• 9.0 Step-by-Step Procedure: Preparation of Frames, Openings and Substrates
• 10.0 Step-by-Step Procedure: Installation of Thermal and Acoustic Insulated Glazing
• 11.0 Working at Height and Use of Access Equipment
• 12.0 Use of Sealants, Adhesives and Hazardous Substances
• 13.0 Quality Control, Testing and Verification (Thermal and Acoustic Performance)
• 14.0 Housekeeping, Waste Management and Environmental Considerations
• 15.0 Incident Reporting, Non-Conformance and Corrective Actions
• 16.0 Training, Induction and Competency Assessment
• 17.0 Document Control, Review and Continuous Improvement

Legislation & References

• Work Health and Safety Act 2011 (Cth) and harmonised state and territory WHS legislation
• Work Health and Safety Regulations 2011
• Safe Work Australia – Model Code of Practice: Construction Work
• Safe Work Australia – Model Code of Practice: Managing the Risk of Falls at Workplaces
• Safe Work Australia – Model Code of Practice: Hazardous Manual Tasks
• AS 1288: Glass in buildings – Selection and installation
• AS/NZS 2208: Safety glazing materials in buildings
• AS/NZS 4859.1: Materials for the thermal insulation of buildings
• AS/NZS 2107: Acoustics – Recommended design sound levels and reverberation times for building interiors
• National Construction Code (NCC) – Sections on energy efficiency and building envelope performance