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Panel/Cube

Heated sealed polyester media impervious to moisture and outside elements. Internal galvanized steel framing. Self gasketing. Efficiency is determined by the amount of plys used:

2 ply 20-25% efficient (Merv 6)
3 ply 30-35% efficient (Merv 8)
4 ply 40-45% efficient (Merv 9)

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