Designed for pipe mounting, this burner features a flame stabilizer and a stopcock for gas control. A 1/8" NPT nipple is mounted below the stopcock for pipe mounting. Specifications: • Gas type: Natural and LP • Inlet OD: 1/8" NPT • CFH*: 5.5 • BTU Output*: 5,637.5 • Overall Height: 6-1/2" (165mm) *Note: CFHs and BTU Outputs are figured on: 5 inch Water Column Pressures for Artificial and Natural Burners. 11 inch Water Column Pressures for LP Burners.