Regulations

Building Regulations, planning permission, listed buildings and FENSA and CERTASS, explained for homeowners.

Double glazing regulationsThe double glazing regulations for replacement windows and doors in England: energy rules, safety glass, fire escape, ventilation and certification.
Planning permission for windowsWhen you need planning permission for windows and doors in England: similar appearance, side windows, new bays, conservation areas and listed homes.
FENSA certificate and CERTASSWhat a FENSA certificate is, how FENSA and CERTASS self-certify replacement windows, why you need it when selling, and what to do if it is missing.
Listed building windowsReplacing or upgrading listed building windows: when you need consent, why repair comes first, and how secondary glazing or slim double glazing helps.

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