Systems and arrangements for portable heater with connectable accessory

A portable heater comprising:

• a housing enclosing a combustion region;
• first and second connectors disposed on an exterior of the housing;
• a valve arrangement disposed within the housing and in fluid connection with the first connector;
• a first supply line disposed within the housing and in fluid connection between the valve arrangement and the combustion region for supplying fuel to the combustion region when a fuel source is connected with the first connector;
• a second supply line disposed within the housing and in fluid connection between the valve arrangement and the second connector, the second connector supplying fuel to a fuel-fired accessory when the fuel source is connected with the first connector and the fuel-fired accessory is connected with the second connector;
• and
• the valve arrangement being operable to selectively supply fuel to the combustion region and the second connector when the fuel source is connected with the first connector.