Gas flue box Back boiler

This Gas Box is of single wall construction, and provides an enclosure for gas fired back boiler units manufactured and tested to BS 7977-2: 2003. Constructed so that it can telescope to provide a front opening height range of between 475mm and 635mm. A 125mm IL Gas Vent is passed through the sealing plate on the top of the Box and sealed into the boiler spigot using a Draught Hood Connector.