6: Efficient Operation
7: Thermostat Settings
8: Programmable Thermostat
9: Inspection
11: Trapped Air
12: Pipe Insulation
13: Inspect Ducts
14: Duct Insulation
15: Filter Replacement
16: Reflectors
17: Heat Flow
18: Unused Rooms
19: Air Conditioners
20: Lower the Thermostat
21: Maintain Humidity Levels
22: Ceiling Fans
23: Curtains
24: ENERGY STAR

Conserving Energy - Tip 10
Heating: Keep Registers Clean

Keep warm-air vents clean.

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