Frost King 4-1/8 in. x 10-1/8 in. Plastic Sidewall Heat and Air Deflector

The Thermwell Products Co., Inc. 4-1/8 in. x 10-1/8 in. Plastic Sidewall Heat and Air Deflector is designed to be used with your central forced-air system to improve the airflow in your home. Plastic construction provides superior durability.

• Controls air flow to individual rooms for enhanced performance
• Clear finish offers a discreet look
• Expandable design provides a custom fit