Resideo HM600XROF1 Filter 321702-401 This 210F CO auto limit

This 210F CO auto limit switch acts as a primary safety boundary

it ensures precise mounting alignment and electrical compatibility

For contractors performing commercial water heater repair

With 20-inch lead wires

Resideo HM600XROF1 Filter 321702-401 This 210F CO auto limitThe Resideo HM600XROF1 Filter is a professional grade reverse osmosis water filter system designed specifically for high performance TrueSTEAM humidifiers. As a veteran technician knows, scale buildup from hard water is the leading cause of premature failure in steam canisters. This Honeywell HM600XROF1 replacement mitigates that risk by removing dissolved solids, calcium, and magnesium before they enter the humidifier reservoir. The system includes a