7 GALLON BITUMEN BOILERCOMPLETE KIT! All our boilers come complete with hinged lid, burner, regulator and armored cable. Our bitumen boiler melts down a bituminous compound into a liquid state, prior to application. The boilers in which you place the bitumen are heated to very high temperatures that should never exceed above 260c. These heavy duty boilers are engineered specifically to reach inferno type temperatures to change the properties of bitumen. All boilers are