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Sonance - 4 1/2-inch Round - Back Box
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SONANCE BACK BOX FOR 4-INCH ROUND
Glass reinforced polypropylene acoustic enclosure
• Reduces sound spill over into adjacent spaces by 20dB
• Reduces the effect of wall cavity variations
• Retrofittable - Depth with enclosure 147mm
• Use with VP42R, VP46R, VP48R, VP46R SST/SUR
•Use with AS38RS Architectural Series