Insulation Installer

Install loft, cavity wall and external insulation in homes - core trade for net-zero retrofits.

This UK insulation installer career guide covers what the role involves day to day, typical salary at each stage, the usual entry route, the skills employers expect, and related careers worth comparing.

Quick facts

Starting salary
£22,000 - £28,000
Mid-career salary
£30,000 - £42,000
Senior salary
£45,000 - £58,000
Work environment
On-site, hands-on, often outdoors
Time to entry
2 - 4 years (apprenticeship)
Degree required
Not required - apprenticeship route
Category
Skilled Trades

What a Insulation Installer does

Install loft, cavity wall and external insulation in homes - core trade for net-zero retrofits.

  • Cavity Wall Insulation - Install cavity insulation under ECO and PAS 2035.
  • External Wall Insulation - Fit EWI systems on solid-wall homes.
  • Loft Insulation - Install and top up loft insulation at scale.
  • Industrial Insulation - Lag pipework and plant in industrial settings.

How to become a Insulation Installer

  1. Look up Insulation Installer roles on LinkedIn or Indeed and read 5 real job ads
  2. Talk to someone already working as a Insulation Installer - even a 15-minute call helps
  3. Find one beginner course or qualification used by people in this role
  4. Build one small piece of evidence you've explored this (project, shadowing, short course)
  5. Apply to one entry-level role or related opportunity within the next month

Key skills

  • Insulation materials
  • Working at height
  • PAS 2030/2035
  • Manual handling
  • Customer comms