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CPD Resource

Flat Roof Design and Waterproofing — Specification and Compliance NewSupplier CPD

Sustainability 🏭 Sika ⏱ 1 CPD Hour Free 📅 Added May 2026

About this CPD Resource

Design considerations for flat roofs covering warm, cold, protected, green, solar and blue roof configurations, waterproofing system selection, fire safety compliance and sustainable performance.

Flat roof design involves balancing thermal performance, waterproofing, fire safety and increasingly sustainability requirements across a wide range of configurations. This Sika CPD covers the full spectrum of flat roof types — warm, cold, protected, inverted, green, blue and solar — and the key design considerations for each, including how to navigate the growing regulatory requirements around fire safety and energy performance that affect roof specification.

Learning Outcomes

  • Understand flat roof design configurations including warm, cold and inverted roofs
  • Select appropriate waterproofing systems for different roof types
  • Apply fire safety requirements for flat roof specifications
  • Evaluate green, blue and solar roof integration options
Provider
Sika
CPD Hours
1 hour
Access
Free
Category
Sustainability

Who Is This Suitable For?

Architects
Roofing specifiers
Building services engineers
Contractors
Sustainability consultants

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Why This CPD Matters

The UK construction industry is responsible for approximately 40% of the country's total carbon emissions — roughly equally split between the operational energy use of buildings and the embodied carbon of construction materials and processes. Meeting the UK's legally binding commitment to reach net zero by 2050 requires a transformation in how buildings are designed, built and operated, and construction professionals are at the centre of that transformation.

Sustainability CPD is no longer a niche interest — it has become a core professional competency requirement. RIBA introduced mandatory sustainable architecture CPD in 2021, requiring all Chartered Members to engage with sustainability topics every year. ICE has made sustainable development (including decarbonisation and nature-positive design) a mandatory CPD theme. The Growing demand from clients, planning authorities and funders for BREEAM ratings, net zero carbon compliance and embodied carbon reporting means that construction professionals who lack sustainability knowledge are increasingly at a professional disadvantage. This CPD from Sika Limited UK directly addresses this skills gap.

Key Topics and Industry Context

Sustainability in construction encompasses a broad and rapidly evolving range of topics. Energy efficiency in buildings — covering both operational energy (heating, cooling, lighting, hot water) and embodied carbon (the carbon emitted in producing, transporting and installing building materials) — is central to the industry's decarbonisation challenge. BREEAM, the world's leading sustainability assessment method for buildings, provides a framework for measuring and improving building sustainability across nine categories. The Passive House standard offers a rigorous energy performance framework for ultra-low energy buildings. Sustainable materials specification, including the use of Environmental Product Declarations (EPDs) to compare embodied carbon, is becoming standard practice on ambitious projects.

This resource from Sika Limited UK contributes to the sustainability knowledge that construction professionals need to advise clients, design compliant buildings and meet the growing expectations of planning authorities and institutional clients for measurable sustainability performance.

How This Fits Your CPD Requirements

RIBA's mandatory core curriculum includes sustainable architecture as one of the topics that all Chartered Members must engage with each year as part of their 35-hour CPD requirement. ICE has designated Sustainable Development (including decarbonisation and nature-positive design) as one of three mandatory CPD themes that all professionally qualified members must cover over a three-year cycle. RICS recognises sustainability as a core competency for several its assessment pathways and its members are increasingly required to provide sustainability-related advice. CIOB includes sustainability in its CPD framework. Across all major construction professional bodies, sustainability is now a required area of competency development.

What is the difference between a warm roof and an inverted roof?
In a warm roof, the insulation is placed above the waterproofing membrane, keeping the membrane warm. In an inverted (or protected) roof, the insulation is placed on top of the waterproofing membrane, protecting it from thermal and UV stress.
What are the fire safety requirements for flat roofs?
Flat roofs must meet the BROOF(t4) classification under Approved Document B. Requirements vary depending on the building type and proximity to boundaries. Some membrane systems require specific fire protection measures.
Does Sika offer a product guarantee with their roofing CPD?
Sika offers comprehensive product warranties on their roofing systems. The CPD is independent of any product purchase — it covers specification principles and design requirements rather than promoting specific products.

About Flat Roof Design and Waterproofing — Specification and Compliance

Flat roof design involves balancing thermal performance, waterproofing, fire safety and increasingly sustainability requirements across a wide range of configurations. This Sika CPD covers the full spectrum of flat roof types — warm, cold, protected, inverted, green, blue and solar — and the key design considerations for each, including how to navigate the growing regulatory requirements around fire safety and energy performance that affect roof specification.

This CPD resource is provided by Sika (Sika Limited UK) and is suitable for Architects, Roofing specifiers, Building services engineers and other UK construction professionals. It contributes 1 CPD hour towards professional body requirements.