In Ontario there is a certificate that known as the R-2000. Having this certificate can increase the value of your house by 2% to 6%. The certificate was launched in the 1980’s to encourage environmentally responsible and energy efficient home construction.
The R-2000 housing certificate is base on continuously updated technical requirements.Factors such as ventilation, minimum air leakage, water consumption and green building materials all play a part.
The certificate not only improves the value of your house but also makes it more energy efficient, often resulting in lower energy bills. The R-2000 Certificate is issued by Natural Resources Canada.
Please follow the link below for more information.
http://oee.nrcan.gc.ca/residential/personal/new-homes/r-2000/about-r-2000.cfm
-E.A.M Consulting & James Metcalfe REALTOR® BROKER