Raypak Tube Bundle 336a Copper Asme

Raypak Tube Bundle 336a Copper ASME Copper heat exchanger tube bundle for 366a/367a btu asme heaters Includes baffle, stud bolt kit, (9) header gasket It is made from quality materials and has been tested in a rigorous quality control process Commercial and residential tube bundles are not interchangeable Residential heater model numbers begin with one of the following: p-r (raypak), p-m (rheem), p-d (ruud) Commercial model numbers will begin with c-r Full model number can be found by opening the front cabinet door and looking for the identification plate which will contain the model number and part number MFG# 010057F