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Basic Heating and Hot Water System Design & Specification Course

Learn how to design energy efficient heating and hot water systems.

This 2/3-day training course provides an introduction to domestic heating system design, ideal for newly qualified plumbing, heating or renewables installers.

This course is a stepping stone for operatives who want to complete a full diploma with the Institute of Domestic Heating and Electrical Engineers (IDHEE), part of the Chartered Institute of Plumbing & Heating Installers (CIPHE). 

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At a glance

Cost icon

Course cost

£285.00 exc. VAT

Duration icon

Course duration

3 days


LCL Awards

Course information

This course provides a good level of understanding for the design and specification of basic domestic heating systems, as well as size hot water storage cylinders. It is ideal for those moving into the renewables sector or expanding their services to include the installation of ground or air source heat pumps and/or underfloor heating. 

Accepted by IDHEE as a unit credit, successful completion of the course  will save two-days attendance on the full diploma course. It is based upon the CIPHE Domestic Heating Design Guide (DHDG).

Training is mainly theory based with some practical work. You will be assessed using a design scenario task and multiple-choice assessment.

On completion of this course, you will receive a Foundation certificate from LCL Awards


This course is aimed at installers who have recently entered the industry or have little or no experience of heating system design. 

Training, assessment, certification and course materials are included. 

Prerequisites icon

The course consists of 2 - 3 days in-centre training. 

Successful candidates will receive their LCL Awards certificate approximately four to six weeks following completion of the course.

What's included icon

You will receive training and be assessed in the following areas:

  • Comfort conditions and basic heating and hot water principles.
  • Basic system types.
  • Heat-loss calculations.
  • System design.
  • System specification and selection including emitters, pipe work, boilers and pump sizing.
  • Sizing and selection of hot water systems.

Pipe-sizing and pump-settings are covered in theory only - there are questions regarding these in the written assessment. Candidates wishing to progress to more advanced levels should apply for the IDHEE diploma course.

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