Clean Refrigerator Coils
Why It Matters
Dusty coils make your refrigerator work 25% harder, shortening its life and increasing your electricity bill.
Quick Guide
- 1
Gather your tools and materials
You'll need: Coil brush, Vacuum with crevice attachment. Materials required: necessary materials.
- 2
Perform the clean refrigerator coils
Vacuum dust and debris from the condenser coils on the back or bottom of your refrigerator. Safety note: Unplug refrigerator before cleaning coils.
- 3
Verify and clean up
Check that the work was completed correctly and clean up your workspace.
Tools & Materials
Tools
- Coil brush
- Vacuum with crevice attachment
Community Tips
Refrigerator coils accumulate dust every 3-6 months depending on pet hair and kitchen traffic, which forces the compressor to work 15-20% harder and increases energy costs; cleaning them takes 15 minutes but extends appliance life by 2-3 years. Use a Frost King ACF19 Coil Brush ($12-18) designed with angled bristles that reach deep into coil fins without bending them, which cheaper generic brushes often damage.
A shop vacuum with crevice attachment outperforms handheld models because coil dust contains compacted lint and pet hair that requires sustained suction; the Ridgid WD5090 ($90-120) includes a crevice tool specifically sized for standard refrigerator coil spacing and captures 99% of debris in one pass rather than requiring multiple attempts.
Never use a stiff wire brush or compressed air on refrigerator coils, as both methods can puncture aluminum fins and cause refrigerant leaks that require professional repair costing $300-500; the fins are deliberately thin to maximize heat transfer, making them vulnerable to damage from aggressive cleaning methods. ---