1. Clear air intakes, exhaust and meters of debris, nests, etc.

2. Check gutters and downaspouts and clean if needed.

3. Check exterior finishes for moisture damage.

4. Check & clean mechanical ventilation system (HRV/ERV). Check your manual and follow manufacturer’s recommendations.

5. Air out damp basements on dry days or use dehumidifier.

6. Have furnace (heating system) serviced.

7. Check hot water heater for mineral buildup, drain, refill. Cehck your manual for recommendations. 

8. Check & repair interior caulking and grout on tile in showers & baths.

9. Check & repair all cracked, seperated or missing exterior caulking & weather stripping, especially around windows and entry doors. 

10. Seal coat and repair asphalt driveway as needed.

11. Replace air filters monthly when air conditioning or as recommended by the manufacturer.

12. Clean A/C condenser.