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In this video, This Old House landscape contractor Roger Cook shares tips for saving energy.


  1. Plant deciduous trees to block sun and keep house cooler in summer.
  2. Build a pergola or shade arbor to shield home from sun. Or, install awnings.
  3. Install window air-conditioning units on north side of house.
  4. Shade central air-conditioning units with shrubs.
  5. Close doors leading to room with fireplace, and crack a window in the room.
  6. Install a damper to top of chimney.
  7. Close damper when not using the fireplace to prevent warm room air from escaping.