HWSS, G3 Unvented Hot Water Systems and Safety Course - 29/09/22

Regular price £195.00 Save £-195.00
4 in stock

Accredited course

1 Day - Nu-Heat Training Centre, Honiton, Devon - £195 +VAT

This course is for experienced plumbing and heating engineers installing, servicing and maintaining domestic hot water systems.

The HWSS course focuses on compliance with Approved Document G (ADG) 2016 when working on hot water systems. Training covers requirements for the installation of G3 Unvented Hot Water Systems and covers systems up to 500 litres capacity and 45kW power input.

View the LCL Awards website for more information on this course. If you have any questions about the running of this course, please email us at training@nu-heat.co.uk

It is essential that HWSS candidates will be experienced in the installation of domestic cold and hot water systems. It is also essential that they hold one DCLG recognised competency in a conventional fuel i.e. gas, oil or solid fuel; or for those in the plumbing field an NVQ level 2 or equivalent plumbing qualification or experience.

A basic knowledge of the WRAS Water (fittings) Regulations is desirable. Candidates undertaking the course should also be conversant with the new Part G document which can be downloaded from the following link: Part G Building Document 2010.

  • Regulations, standards and guidelines
  • Theory of understanding of expansion of hot water (HW)
  • Principles of HW storage
  • Design considerations
  • Components and function
  • Safety controls, discharge and integration
  • Installation of HW systems
  • Maintenance and servicing of HW systems
  • Unvented HWS
  • Health and safety considerations

Quality facilities

Quality facilities

Our Honiton based dedicated training centre provides an excellent learning environment for getting to grips with this course.

‘Real-life’ training

‘Real-life’ training

We draw upon over 29 years’ experience to provide you with practical training that you can use in your job, straight away.

Supporting you to grow

Supporting you to grow

We’re here to help you grow and develop your skills. Meet our people, learn about products and find out how we can work together.


This training course takes place at the Nu-Heat Training Centre in Honiton, Devon.

The training course lasts a full day and refreshments and lunch will be provided.

Registration: 8:45am
We start at: 9:00am
Finish: 4:45pm

How to find us

Nu-Heat Training Centre
Weston Park
Heathpark Industrial Estate
EX14 1ST

Please note that we have two buildings on the same road, our main office and the warehouse. The Training Centre is located at the warehouse site.

Travelling far? There is a Premier Inn just around the corner:

Premier Inn
Turks Head Lane
EX14 1BQ

When you registered for this course you agreed to comply with our COVID Risk Assessment. Please ensure you familiarise yourself with the COVID Risk Assessment before you attend.