That can be rotted away or torn, allowing water to work its way into the house along the pipe. With any of these problems, ...

The renowned firm expands its product range with the inclusion of corner plastic air diverters.

and air pollutants can cause the plastic of your air vents to deteriorate and discolor --but the yellow hue it causes is unattractive and dated. Don't give up, though: There's an easy and budget ...