Replacing and upgrading roof windows


Let in more daylight, create more comfort and increase energy efficiency

Quick and simple


  • Minimal disruption as roof windows are replaced in the existing aperture.
  • Replacement installation can typically be finished in a day.
  • Work can usually be carried out from the inside.

Always improving


  • Improved thermal performance and sound reduction for greater comfort.
  • Larger glazing areas allowing more daylight in.
  • Upgrade to a white finish or VELUX INTEGRA® electric or solar powered roof window.
  • Add a solar powered conversion kit to your existing manual roof window for automation.

Save time and money with VELUX replacement flashings


  • EL and EW single replacement flashings allow old roof windows manufactured before April 2001 to be replaced without disturbing the interior finish of the room.

Upgrading existing roof windows


Upgrade manual roof windows to VELUX INTEGRA® solar powered operation.


Improve the functionality of existing roof windows with automated solar operation.

Opening operation


SOLAR POWERED

  • All the same features as VELUX INTEGRA® electric roof windows, but powered by the sun.
  • PV solar cell on external window frame requires some form of direct exposure to sunlight.
  • No need to plug into a power supply, making installation even quicker, easier and no need for redecoration.

For a smarter, healthier home


Find out more and watch the film at

Upgrading glazing


Advances in pane technology allow the upgrading of existing glazing units to provide better heat and sound insulation properties.


All panes are AA fire rated.


Turn your dream of a nice, peaceful sleep into a reality, reduce traffic noise in your home and increase energy efficiency, simply with an upgrade to your glazing.


For roof windows manufactured

before April 2001 contact our customer support team at 01592 778 225 to enquire.