Determine air filtration in sash replacement windows
While making plans to purchase the new sash windows, there are lots of important factors you need to consider in order to make your good purchase. Many sash window sales man always point out some obvious things: their great aesthetics, the "cool features" such as tilt wash windows, and their proper warranty period. As most of the consumers try to get some more energy conscious, but there is another factor comes at the forefront while choosing sash replacement windows: and this is the window ratings. While there are lots of window sales people and they focus on two big things: U values & the Solar Heat Gain Coefficient. And after that there is another essential factor to consider while selecting these windows and this is the air infiltration. How to determine air filtration in sash replacement windows There is a best scientific way introduced some years ago in London which helps people to determine the proper air infiltration beyond standing next to their wi...