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Window fitter

Window fitters install new or replacement windows, conservatories and glazed curtain walls.
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What does a window fitter do?

A window fitter might work with traditional wooden and metal-framed products, as well as modern UPVC units.

You’re normally be assisted by a fitter's ‘mate’, and your duties include:

  • removing old windows and doors with hand and power tools
  • measuring up the space(s) for the new windows or doors
  • fixing the units in place, making sure they are level and secure
  • sealing the fittings to make them weather-tight
  • cleaning away leftover materials and making good any damage to indoor timber or plasterwork

As well as fitting windows on site, you might also work on the manufacture the glazing units.


What do I need to do to become a window fitter?

Often, the best way to get into this job is to apply directly to glazing companies. Previous experience in carpentry and joinery may be helpful in getting a job as a fitter's 'mate'.

You may be able to get into this career through an apprenticeship with a glazing company.

Although formal qualifications aren’t essential, you should be good with numbers for measuring and working out dimensions. Some employers may want to see some GCSEs including maths or design and technology, or equivalent qualifications.


Related skills

  • Customer service
  • Numeracy
  • Organisation
  • Physical fitness
  • Teamwork
  • Time management

Vocational route

  • Apprenticeship with a glazing company

Related subjects

  • Design technology
  • Maths

Desirable qualifications

  • GCSEs including maths or design and technology, or equivalent

Where to find out more


Where could I be working?

You work both indoors and outside, using ladders or scaffolding to reach the upper storeys of buildings. The work can be physically demanding, with some heavy lifting.

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