Cavity, External & Internal Wall Installer


About Net Zero Careers
Net Zero Careers Accelerator (NZCA) is committed to advancing careers that make a meaningful impact on environmental sustainability and the green economy. We connect skilled tradespeople with roles that help deliver energy-efficient, low-carbon buildings and improved housing standards across the UK.
We are currently recruiting for a Wall Insulation Installer to join a growing retrofit delivery team. This is a field-based role ideal for someone with experience in Cavity, External, or Internal Wall Insulation (CWI/EWI/IWI) looking to work on meaningful retrofit projects that improve household energy performance.
What You’ll Do:
Install, replace, or repair wall insulation systems in residential and commercial properties
Prepare surfaces using adhesives, metal pins, asphalt, or cement where required
Follow standard drill patterns and perform insulation extraction as needed
Install additional ventilation systems (e.g. trickle vents, extractor fans)
Conduct pre-work site assessments to ensure safe and efficient delivery
Coordinate proactively with team leads and operations staff
Communicate clearly with customers, providing demonstrations and aftercare when needed
Complete documentation and reports to internal standards
Travel between sites – 75% field-based (full UK driving licence required)
What We’re Looking For:
1–3 years of experience in wall insulation or general retrofit
NVQ Level 2 or relevant technical qualification (engineering or construction)
Valid CSCS card (preferred)
Good planning, time management, and coordination skills
Strong problem-solving, interpersonal, and communication skills
Presentable, safety-conscious, and customer-focused
Full UK driving licence required
Salary:
£25,000 – £40,000 per year (depending on experience)
Location:
Based in Slough, with travel across job sites
Job Type:
Full-time, Permanent or Contract options available
Interviews taking place on Thursday 17/07/2025
Net Zero Careers Accelerator














