Hearth and Home Technologies CASTLEWOOD 42 - Manual (Page 24)

Outdoor Lifestyles by Hearth & Home Technologies Inc. • 4070-300 Rev D • 11/11 24
E. Non-combustible Sealant
After completing the framing and applying the facing ma-
terials over the framing, a bead of 300° F minimum non-
combustible sealant or motar must be used to close off any
gaps at the top and sides between the fireplace and hearth.
Non-combustible Sealant
Figure 12.6 Place Non-combustible Sealant
Flush Hearth Extension Framing
• Fireplace must be recessed 3 3/4 in. (95.3 mm) below the
finished floor.