BOF0340 | Return Air Blockoff | Trane

**Return Air Blockoff (BOF0340) by Trane** Trane's Return Air Blockoff (BOF0340) is engineered to effectively seal off return air ducts during maintenance or construction projects. Its durable construction ensures reliable performance in industrial environments. **Features:** * Fits return air ducts with 3-1/2" inside clearance * Constructed from heavy-duty galvanized steel for strength and longevity * Easy to install and remove for quick and convenient access * Compatible with most Trane air handlers and furnaces **Benefits:** * Prevents dust, debris, and contaminants from entering the HVAC system during maintenance * Facilitates safe and efficient system servicing * Ensures proper airflow balance within the HVAC system **Applications:** * HVAC system maintenance and repair * Construction projects involving ductwork modification * Temporary sealing of return air ducts for equipment upgrades Our HVAC supply store offers the best prices and fast shipping for your Trane Return Air Blockoff (BOF0340). Contact us today to place your order and experience the benefits of industry-leading HVAC solutions.