Trane CNT1220 Limit Switch This replacement O-ring set is
Baker’s notes & crumb story
Description
Trane CNT1220 Limit Switch This replacement O ring set is This replacement O ring set is the trade standard for maintaining commercial burner systems and large scale industrial heating equipment The technical design features a high grade EPDM O ring and a stainless steel pressure pin to maintain a reliable seal against pitting and mineral buildup common in older hydronic loops