5 Sections
25 Lessons
4 Hours
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1. What It Does and How It Fails
5
1.1
Roofs: the job to be done
1.2
The physics: drainage, ponding and thermal movement
1.3
How it fails: a blocked or undersized rainwater outlet
1.4
The vocabulary you need before you can draw it
1.5
Where this sits in the whole building
2. The Options Compared
5
2.1
The main systems, side by side
2.2
When to use which
2.3
Cost, programme and availability
2.4
Regional variation: how this changes with climate and market
2.5
Choosing: a decision framework
3. The Detail
5
3.1
Reading and drawing the standard detail
3.2
The roof-to-parapet junction: the critical interface
3.3
Corners, edges and terminations
3.4
Penetrations and how to close them
3.5
Tolerances, gaps and buildability
4. Performance
5
4.1
Measuring it: falls, drainage capacity and U-value
4.2
Moisture and condensation risk
4.3
Fire performance
4.4
Acoustic and thermal consequences
4.5
Durability, maintenance and service life
5. Specifying and Building It
5
5.1
Writing the specification
5.2
Coordinating with structure and services
5.3
What goes wrong on site with roofs
5.4
Inspecting and testing on site
5.5
Checklist: roofs
Roofing Systems Compared
Curriculum
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