These cost-saving measures can benefit households by reducing energy bills and improving heating efficiency. However, the effectiveness of these strategies depends on factors such as the condition of the home, the quality of existing insulation, and the state of the heating system. Homes with significant drafts or poorly maintained systems may see the most substantial savings. Conversely, homes already optimized for energy efficiency may experience more modest benefits. There are no significant risks associated with these measures, but professional assistance may be required for complex tasks like duct insulation.