York S1-373-39504-010 Conversion Kit 321894-709 eliminating the guesswork of port
Baker’s notes & crumb story
Description
York S1 373 39504 010 Conversion Kit 321894 709 eliminating the guesswork of port eliminating the guesswork of port sizing and tube alignment Built by Cleveland Controls with a glass filled polycarbonate housing and a resilient silicone diaphragm