See the Complete List of Council Notes for Homeowners. Also provides information on different types glass and their thermal performance. Tips on making older windows more efficient and energy savings with new windows are given. There is more and more concern over energy costs these days and skylights are one way to introduce light into buildings without spending energy dollars. This circular includes the advantages of having skylights, types of skylights, glass, shading devices and flashing.
Installation is covered also.
In addition to cost, other factors need to be looked at when considering new windows. This circular covers light, ventilation, and view properties of windows, as well as privacy, security, cleaning, heat loss and gain and design.