Without question you should invest your money in Fiber Cement Siding for the following reasons:
1. Authentic and more tranditional appearance.
2. Better fire rating.
3. Does not fade like vinyl.
4. Hi ... read more
Verify that all window and door seals/weatherstriping is in good shape.
Check to be sure doors and windows are caulked properly (no gaps, cracks or missing).
If you have an attic access, treat it like ... read more