NAPIT Guide to Initial Verification and Periodic Inspection and Testing, is ideal for anyone taking an inspection and testing qualification; it explains the different test equipment, what they're used for, and how to carry out all of the required BS 7671:2018+A4:2026 tests. 

Fully updated to 18th Edition Wiring Regulations, BS 7671:2018+A24:2026.

For 18th Edition training courses, visit: NAPIT Training

Pre-order for April 2026 now

We have update the guide to assist electricians and renewable contractors with a practical understanding of Solar PV systems including design, selection, installation and commissioning of solar photovoltaic (PV) systems.

The guide provides practical guidance of maintenance and fault finding of Solar PV systems, using a simple approach to finding the faults that may occur and how to rectify them.

Pre-order for April 2026 now!

Now available in print the Risk Management Code of Practice Second Edition has been developed to give Duty Holders and Risk Assessors, in any industry, an understanding of Legislative requirements placed on them and how they impact the Risk Assessments they are responsible for. 

Second Edition updates include changes to the Private Rented Sector requirements and other Legislation ensuring it’s up to date for carrying out risk assessments in any industry.

TrustMark is the only UK Government-Endorsed Quality Scheme for work carried out in or around the home. 

Since they started in 2005, they have been working to help drive up standards across the industry and improve the protection offered to homeowners when having work done. TrustMark is a not-for-profit organisation, operating under a Master Licence Agreement, issued by the Government’s Department for Business & Trade. Unlike many other trader approval schemes, TrustMark’s profits are continually reinvested into the scheme to improve their service and enhance consumer protection.

About TrustMark Video - https://youtu.be/WlwfTiZLLBY

Self certify your work with CPS Ventilation & Air Conditioning Membership, which covers the competent person scheme which allows you to self-certify in accordance with Part F and Part L of the Building Regulations). T&Cs Apply

If you work within the plumbing sector you may wish to join our CPS Plumbing Membership, which covers the competent person scheme which allows you to self-certify in accordance with Part G and Part H of the Building Regulations. T&Cs Apply