12B97 | BACK MULLION | Lennox

Lennox Back Mullion (12B97) The Lennox Back Mullion (12B97) provides structural support for the rear side of windows or doors, ensuring their proper operation and alignment. Manufactured by Lennox, a leading brand in the HVAC industry, this mullion is built to withstand the rigors of commercial and industrial environments. The mullion's rugged construction features high-quality materials, ensuring durability and extended service life. Its precise dimensions allow for seamless integration with other window or door components, creating a weather-tight seal. The mullion also facilitates easy installation and maintenance, minimizing downtime during building projects. This Back Mullion is essential for maintaining the structural integrity of your buildings, maximizing energy efficiency, and ensuring the smooth operation of your windows or doors. Shop at our HVAC supply store for the best prices and fast shipping on all your building supply needs.