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Upgrade nowInstalling Shower Mixing Valves
Read through the material below, then test your understanding.
Module Lessons
Hot Water
Hot Water Legislation and Standards
System Selection Factors
Open Vented Hot Water Systems
Hot Water Storage Cylinders
Combination and Quick Recovery Cylinders
Unvented Hot Water Systems
Localised Hot Water Systems
Hot Water Safety Controls
Discharge Pipework (D1/D2)
Decommissioning Hot Water Systems
Thermostatic Mixing Valves (TMVs)
Installing Shower Mixing Valves
Replacing Hot Water Components
Expansion of Hot Water Pipework
Testing and Inspecting Hot Water Systems
Hot Water System Fault Finding
Maintenance and Component Replacement
Lesson Overview
This lesson covers the operating principles, water supply pipework arrangements, boosting pumps, and regulatory safety requirements for domestic shower mixing valves.
Learning Objectives
Identify the operating principles and key features of manual, pressure-compensating, venturi, and thermostatic shower mixing valves.
Explain the installation and pipework connection requirements for gravity-fed, unvented mains-fed, and pumped shower systems.
Apply Water Regulations and Building Regulations Part G requirements for backflow protection and maximum hot water delivery temperatures.
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