OPTION: Provide a 16 gauge front panel on exposed units. Slope Top and recessed units shall include a recessed stamped louver discharge grille.
OPTION: Provide an architectural grade single deﬂection discharge grille with a powder coated paint ﬁnish to match cabinet color.
OPTION: Provide an architectural grade bar discharge grille with a powder coated paint ﬁnish to match cabinet color.
OPTION: Provide foil faced insulation in lieu of standard. Foil faced insulation shall meet or exceed the requirements stated above, and in addition, meet ASTM Standards C-665 and C-1136 for biological growth in insulation. Insulation shall be lined with aluminum foil, ﬁberglass scrim reinforcement, and 30 pound kraft paper laminated together with a ﬂame resistant adhesive. All exposed edges shall be sealed to prevent any ﬁbers from reaching the air stream.
OPTION: Provide elastomeric Elastomeric foam insulation in lieu of standard. Insulation shall conform to UL 181 for erosion and NFPA 90A for ﬁre, smoke and melting, and comply with a 25/50 Flame Spread and Smoke Developed Index per ASTM E-84 or UL 723. Additionally, insulation shall comply with antimicrobial performance rating of 0, no observed growth, per ASTM G-21. Polyethylene insulation is not acceptable. Unit mounting shall be to the wall through 1/2" holes in four locations in the back of the unit.