Have a contractor check your central heating and cooling duct system for leaks. Sealing and insulating air ducts can improve the efficiency of your system by as much as 20 percent.
Replace your windows with high-efficiency ENERGY STAR® windows and you can reduce your heating and cooling costs by up to 15 percent.
Fix defective plumbing, air ducts and pipes.
Ready to get started with your next project, and need help from a contractor? Find local vendors who participate in PG&E's Energy Efficiency Rebates for Your Business program at www.pge.com/tradeprodirectory.