• QUALITY AIRFLOW – Save time, energy, and money with a Tamarack transfer grille. This wall vent eliminates air pressure imbalances in the home and increases your HVAC system’s efficiency. Most importantly, installing a Tamarack transfer grille is a simple way to improve the flow of air in your home.
• BALANCED AIR PRESSURE – Even with closed doors, the vent balances air pressure and prevents uneven room temperatures. The return air pathway preserves energy throughout any building or home. This balance ensures that the inside temperature, humidity, air quality, and energy consumption levels stay right where you want them.
• COST-EFFICIENT – Great for bedrooms, this vent extends the life of any HVAC system. Saving money on cooling and heating is a breeze with a Tamarack Return Air Pathway. Plus, this item is BPI Listed by the Better Performance Institute.
• LONG-LASTING – Made with durable metal material, this vent is covered by a lifetime manufacturer's warranty. While air flows freely between rooms, the internal baffle material prevents any increased transmission of light and sound through the vent. The unique design prevents air from escaping into wall cavities.
• EASY WALL INSTALLATION – No need to install crossover or jump ducts with this convenient in-door vent. The retrofit two piece metal frame is expandable for ease of use. Included instructions make installation quick and simple.

Shipping Note: Shipping to Alaska, Hawaii, P.O. Boxes, and APO addresses is not available for this item

Warranty: 90 Day Woot Limited Warranty