Unvented Initial Course
This course provides the essential knowledge and practical skills needed to install, service, and maintain unvented hot water systems in compliance with current Building Regulations.

Unvented Initial- 1-day course
Get Certified to Install Vented & Unvented Hot Water Systems
If you’re a plumber or heating engineer—or want to expand your skills—our Unvented Hot Water Systems course will give you the qualification and confidence to work in line with G3 Building Regulations.
You’ll learn everything you need to install, service, and maintain vented and unvented domestic hot water storage systems to the latest standards. We’ll walk you through the new requirements, step by step, so you can apply them straight to your work.
Once qualified, you can prove your competence and either:
· Join a Competent Person Scheme and self-certify your work
· Or notify local building control before installation is complete
Boost your qualifications. Open new job opportunities.Stay compliant with industry regulations.
· Lead Requirement to install hot water storage systems
· Enables you to self-certify under Building Regulations G3
· Increases Customer Trust and Satisfaction
· Easy Renewal every 5 years with reminders
· Enhance credibility and expand work opportunities
Your Unvented Initial journey:
📅 1-day course
✏️ 2 written papers
🛠️ Practical Assessment
Our team can support you with any exam requirements and adjustments you may have (evidence may be required)
The Unvented Hot Water Initial course is for candidates whose qualification has reached its 5-year expiry (reassessment must be completed within 12 months), or for those who hold a Level 2 NVQ in Plumbing, Level 3 in Plumbing & Heating or Domestic Heating, or can demonstrate several years of experience in the plumbing and heating industry.
The Unvented Re-assessment course covers the training and assessments a workbook and G3 Regulations is provided.
Registration, assessments and LCL Certification are all included
(You do not have to have previously completed your certification with LCL to undertake this course)
This course is delivered face to face, local to Brighton and Worthing, with free parking and excellent rail and bus links, just a few minutes from Portslade Station.
We are here to help you on your Unvented Reassessment journey -
Quality Training
A return on your investment
Your Training is Guaranteed
No further training costs, we want you to succeed
Trainers with industry experience
People who understand the job
Great Location
Local to Brighton and Worthing, free parking, and excellent rail and bus links, just a few minutes from Portslade station.
Allowable business expense
Claim training back through your business
This Unvented course can be booked online by selecting a course date that is most suitable for you. Alternatively, our friendly sales and admin team can support your enquiry by calling 01273 111023.
Course Dates
6th October 2025
1st Decmeber 2025
Unvented Initial Course
This course provides the essential knowledge and practical skills needed to install, service, and maintain unvented hot water systems in compliance with current Building Regulations.
Dates and availability
Get in touch to find out what you can achieve
Call us on 01273 111023 to find out what qualification you can achieve and how our 5* rated training programmes will support you to get there.
