| Compatible Models | : | Model Q90-75/100 4 Series |
| For Use With | : | Model Q90-75/100 4 Series Gas Fired Hot Water Boilers |
| Maximum Working Pressure | : | -0.5 in-WC |
| Product Type | : | Switch |
Dunkirk® Negative Pressure Switch, Switch, -0.5 in-WC Max Working Pressure, Compatible Models: Q90-75/100 4 Series, For Use With: Model Q90-75/100 4 Series Gas Fired Hot Water Boilers