High Limit Switch, 190 Degree
High Limit Switch (p/n 192) opens on temperature rise. Snap Discs are Dual Fuel replacement snap discs (p/n 4099 is the center disc, p/n 5712 is for the left and right side discs).
MolyArmor 350 helps protect exchangers and pumps ag...
Ashtrol 3 pack. Used as a furnace firebox pH modifie...
Complete Moly PH test kit. Treat a system with Moly...