localized heat transfer within the combustion chamber

Whether you are performing a full rebuild or a routine swap

engineered specifically for Lochinvar Copper-Fin II and Power-Fin series units

Always verify your specific model number against the technical manual before installation

the Lennox 36N77 and 36N7701 are functionally and physically identical

Lennox 20J87 Inshot Burner 320735-701 localized heat transfer within theThe Lennox 20J87 Inshot Burner is a critical OEM replacement component designed for high efficiency gas furnaces and unit heaters. Engineered for precision, this 20J8701 identical burner measures 2. 5 inches wide by 4. 5 inches long and is constructed from durable stainless steel to resist corrosion and thermal stress. As a veteran technician knows, maintaining proper combustion performance depends on the swirl stabilized flame pattern this part