Hearth & Home Technologies WTB33 User Manual

Heatilator • WHB/WTB Refractory • 4055-186 Rev C • 03/08

1

These refractories are intended for use with the Novus NDV and NBV Series gas appliances. Check with your local build-
ing code agency before you begin installation to ensure compliance with local codes, including the need for permits and 
follow-up inspections. If you encounter any problems regarding code approvals, or if you need clarifi cation of any of the 
instructions contained here, contact your Hearth & Home Technologies Inc. dealer. For the dealer nearest you, please visit 
www.heatilator.com

Note: An arrow (¨) found in the text signifi es change in content.

Sharp Edges
•  Wear protective gloves and safety 

glasses during installation.

Hot Surfaces
•  Install this refractory only after the appliance 

has cooled and the gas and electricity have 
been shut off..

!