Clera Windows provides commercial & residential windows & doors installation. We manufacture custom vinyl windows & doors based on your requirements.Clera Windows manufacture custom vinyl windows & doors, replacement windows and offers installation and after-sales service.

Family-run since 1978, Clera Windows + Doors is one of Canada's premier manufacturers and installers of custom windows and doors. With more than 40 sales and installation offices throughout Ontario, a head office and manufacturing facility located in Concord, Ontario, Clera Windows + Doors has improved more than 250,000 homes.

Family-run since 1978, Clera Windows + Doors is one of Canada’s premier manufacturers and installers of custom windows and doors. With more than 40 sales and installation offices throughout Ontario, a head office and manufacturing facility in Concord, Ontario, Clera Windows + Doors has improved more than 250,000 homes. We understand the challenges Canadian homeowners face regarding their windows and... Read More about Clera Windows + Doors Welland