Mars 33960 High-Pressure Cut-Out Control, 420-320, Cap Tube Fitting

About the Mars 33960 High-Pressure Cut-Out Control, 420-320, Cap Tube Fitting

Get a discount on the Mars 33960 High-Pressure Cut-Out Control, 420-320, Cap Tube Fitting here at PlumbersStock.com. A pressure switch senses negative pressure in a furnace and shuts it down as a safety measure against harmful fumes and gas leaks. It's easy to replace. Mars has made a name for itself by manufacturing reliable heating and cooling products.