Welcome to FENSA - "The industry gold standard for replacement windows and doors - the proven brand trusted and demanded by consumers and local authorities"

Installer Area

Homeowner Area

Reorder your FENSA Certificate

FENSA Registered Business Website

FENSA in Partnership with:

CLG - Communities and Local Government

FENSA - The industry Gold Standard for Building Regulations compliance in replacement windows and doors

Over 9000 Registered Businesses

Over 7 million homeowner certificates sent

Over 24% of households in England and Wales have used a FENSA registered installer