In our last post EHI offered you some free ways to save on your utility bills. This time we will step up to the next level of fixes, starting with those you can do for about $5 and with some simple hand tools that most homeowners should have. 1: Add seals to outlets and switches on exterior walls It is amazing how much air can pass through an outlet our switch located on an exterior wall. These can be purchased at nearly any hardware store or online, the box pictured below sells on amazon prime for just under $4, and will cover over 2 dozen outlets/switches. These take less than 1 minute to install and require only a simple screwdriver. 2.Caulking windows and doors Over time weather seals around windows and doors can get old and crack, or simply may be missing. A tube of clear silicone caulk like pictured below sells for just under $5 at any hardware store and help to seal out large air gaps around window frames and door jams. ...