| Compatible Models | : | Model Q90-75/100 4 Series |
| Differential Pressure | : | 1.8 in-WC |
| For Use With | : | Model Q90-75/100 4 Series Gas Fired Hot Water Boilers |
| Product Type | : | Switch |
Dunkirk® Differential Air Pressure Switch, Switch, 1.8 in-WC Differential, Compatible Models: Q90-75/100 4 Series, For Use With: Model Q90-75/100 4 Series Gas Fired Hot Water Boilers