Energy Efficiency Upgrade – Basement Overview September 3, 2018 ryw Energy Efficiency, Energy Efficient Products & Technologies, Step By Step Difficulty: 1 of 5 An unsealed basement can be a major contributor to home heat loss. This overview takes a look at a typical basement and targets the main sources of potential heat loss. Materials: Related Posts How to Use a Table Saw The table saw is an important woodworking tool. Here is how to use one safely. How to Apply a Color Wash Faux Painting Technique Faux painting adds grace and sophistication to any room. Color washes create a softly patterned handmade effect that cannot be matched by any wallpaper patterns. How to Repair Chipped Corners in Drywall Chipped and damaged wall edges are ugly but easy to repair with a little joint compound and a smooth, sanded finish.