Course: HETAS H003DS & H006 Installation of Dry Appliances & System Chimneys

Centre for Alternative Technology

Pantperthog, Machynlleth, Mid Wales
Mon 2nd - Thurs 5th April 2018 01654 704966 Jyoti Tyler

Cost: Course fee (not including food and accommodation) £830. Course fee plus half board £974.

Sectors: sustainability, carbon, climate & energy

CAT are now offering a HETAS H003DS and H006 course bundle at a reduced price!

H003DS & H006 – discounted combined price of £830

You can also add half board accommodation to your course booking for an amazing total price of £974.

Please book accommodation on 01654 704966.

This includes the two HETAS courses, private bedroom with ensuite, breakfast and lunch for the duration of your courses.


This course is for candidates who have the relevant work experience within the heating/plumbing or construction industries. Successful completion of this course leads to certification that can be used for registration on the HETAS competent person registration scheme for installation of dry appliances (HETAS Registered Installer) and HETAS Approved Chimney Sweep status.

Course Content

The H003DS course features information on all relevant Building Regulations as well as the British and European standards currently used in the solid fuel industry.

There will be both theory and practical training on:

  • Instruction on all aspects of dry appliance installation
  • The correct installation of hearths and fireplace
  • Different types of chimney and connecting flue pipe
  • Identification of faults and the correct use of terminals
  • Commissioning and servicing of dry solid fuel appliances


Candidates will undertake a theory examination and practical assessments following their classroom tuition. Successful completion of their course can lead to HETAS registration as a competent installer, able to sign off his/her own work with Building Control bodies.


To attend this course you will need at least one of the following:

1. OFTEC technician with scope of work categories 101,102 or 105e.

2. Demonstrable, appropriate previous work experience on dry stove installations with at least three installations.

3. Registered Gas Safe Registration operative with work categories CCN1 and HTR1.

4. Registered member of GOMCS, APICS or NACS.

5. Successful completion of the CAT Stove Installers Course. We recommend you take this course after H003DS as it is a better learning experience in this order. Please note that if you are using this course to evidence eligibility then CAT will only submit your H003DS and H006 exam results to HETAS once you’ve successfully completed this course.


The HETAS H006 course provides training for the installation of twin wall rigid system chimney in residential properties. This course is for Registered Installers wishing to expand their competencies to include design, installation and notification of Internal System Chimneys into
residential properties. It is also suitable for construction professionals looking to learn about appropriate chimneys for solid fuel and system design. The course discusses system components and installation technique in relation to the various elements of a domestic structure.

Course Content

This short course provides training on:

  • Design considerations
  • Chimneys, flues and terminals
  • Installation or twin wall insulated stainless steel system chimneys into residential properties.

The course will discuss system components and good installation practice in relation to the various elements of a residential structure – i.e. passing through walls, floors, ceilings and roof spaces as well as terminal location.

The H003DS or H005DE course is a pre-requisite for this course.

Please mention when responding to this ad.