Energy Efficiency Modelling

Energy Efficiency Modelling

Capabilities
Energy Efficiency Modelling

Achieving NCC Compliance Through Smart, Performance-Based Design

At BSI, we provide expert Energy Efficiency Modelling services to help buildings meet the performance requirements of the National Construction Code (NCC). Using appropriate assessment pathways, including performance-based and deemed-to-satisfy approaches, we deliver practical, cost-effective strategies to optimise energy performance, improve building outcomes, and reduce long-term operating costs.

Capabilities

Capabilities

Expertise

Our in-house team uses industry-leading simulation software and proven methodologies to assess, model, and report on building performance:

  • NatHERS Assessments (Class 1 & 2)
  • NCC Energy Efficiency Compliance Assessments
  • Verification Method (JV3) Assessments
  • Deemed-to-Satisfy (DTS) Assessments
  • Building Envelope Analysis
  • Glazing and Insulation Optimisation
  • Thermal Comfort and Energy Use Modelling
  • Value Engineering and Design Reviews
Expertise
Why Energy Efficiency Modelling Matters

Energy efficiency is not just a compliance requirement – it’s a key driver of building performance, tenant comfort, and environmental responsibility. Our modelling services offer:

  • Compliance assurance: We provide thorough assessments and detailed reports to demonstrate compliance with Section J of the National Construction Code.
  • Design flexibility: Using the JV3 performance-based approach, we enable innovative design solutions that may not be achievable under the more prescriptive DTS method.
  • Cost-effective outcomes: Performance modelling allows design teams to balance energy efficiency with construction costs, often leading to more economical solutions without compromising compliance.
  • Informed decision-making: Our models give project teams clear insights into the energy implications of different materials, glazing, insulation levels, and system choices.
Why Energy Efficiency Modelling Matters

From residential developments to complex commercial projects, we deliver practical, cost-effective energy compliance solutions that enable better design outcomes and higher-performing buildings.

Other Services

We’re a multidisciplinary consultancy offering a one-stop shop for building services - delivering integrated, end-to-end solutions under one roof.

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