323.1.5 SHELF SIZEA shelf may be installed above the fireplace as long as it complies with the authorized dimensions. Non-compliance could result in a fire.3.2 VENT INSTALLATION3.2.1 INSTALLATION PRECAUTIONS• The installer must make sure to read and understand section 1.2.1 of this manual regarding installationinstructions.• This appliance must be installed in combination with a ventilation system approved by J. A. ROBY. Consultlocal building codes before starting the installation.• The installer must use a vent configuration adapted to the installation.• Before installing the vent, the installer must read this fireplace’s and the vent kit’s manuals.• Vents should only be installed by a qualified installer/technician. This person must comply with thefollowing safety rules:• Wear gloves and safety glasses for his own protection.• Be very careful when working on a roof or with ladders.• Find where electrical wires are located in walls and ceiling.The following actions will void your vent system’s warranty:• Installation of any damaged vent system component.• Unauthorized modification of the vent system.• Installation that differs in any way from the one specified in section 3.2, INSTALLATION OF THE VENT.• Installation of any component not manufactured or approved by J. A. ROBY.SHELF SIZE(IN.)Distance from thetop of the fireplaceAuthorized shelfdepth0 21 32 43 54 65 76 87 9Figure 3.1.5.bFigure 3.1.5.a