Freedom of information response

Double Glazed Windows

Publication date: 
Thursday 22 February 2024

1. Please tell if building control in your town hall carry out double glazing inspections to residential properties that are replacing windows

2. Please say what double glazing standards are used by you with regards to for example, installation methods, window positioning, bolting, washers, rain ingress prevention, shape, size, measurement, extrusion and glass quality, beading, silicon, foaming, sill, stays, locks, accessories, spacers / shims, tools etc

  1. The replacement of glazing within residential properties is notifiable work under the Building Regulations. Please see for further information.
  2. All replacement glazing within residential properties should comply with the Building Regulations which can be viewed via For further information on specific requirements, please see the link referred to in answer to question 1.
Request reference:
FOI 13437