58W14 | Lennox 42381-004, Header Box Gasket, 4.75 x 17.00" | Lennox

Lennox NCO 58W14 Header Box Gasket The Lennox NCO 58W14 Header Box Gasket is a vital component in gas furnaces and air handlers, ensuring a secure seal between the header box and the heat exchanger. This high-quality gasket is made from durable materials to withstand the demanding conditions within the furnace, preventing combustion gases from escaping and ensuring optimal system performance. Key Features: * Precise fitment for Lennox gas furnaces and air handlers * Made from durable materials for long-lasting performance * Prevents combustion gases from escaping * Ensures optimal system performance * Easy to install and replace If you're looking for a reliable and efficient header box gasket for your Lennox furnace or air handler, the NCO 58W14 is an excellent choice. Our HVAC supply store offers this gasket at competitive prices and provides fast shipping to get your system back up and running quickly. Shop now!