Do Replacement Windows Need Building Regulations Approval in Leeds?

Do Replacement Windows Need Building Regulations Approval in Leeds? FENSA, CERTASS & ASSURE Explained If you are replacing windows in your Leeds home, you may have come across terms such as Building Regulations, FENSA certificates, CERTASS and ASSURE. It can be confusing, particularly because homeowners are often told they “need a FENSA certificate”. In reality,…