Sidewalls/Surrounds - Heatilator EL36 Series Owner's Manual

F. Sidewalls/Surrounds
• Adjacent combustible sidewalls must be located a minimum of 12 in. (305 mm) from the fireplace opening.
• Combustible or non-combustible mantel legs, surrounds and stub walls may be constructed per Figure 11.10.
Figure 11.10 Mantel Leg or Wall Projections (acceptable on both sides of opening)
Heatilator • EL36/EL42 • 4044-132 • Rev AC• 4/11 43