Eger Advantage 24"x24" Plaque Style Plastic Air Diffuser / Air Return Combo with Universal Collar.
Don't know your neck size, no need to measure! This product combination adds the Advantage Universal Collar as a reducer for duct sizes 6", 8", 10", 12" and 14". Easy installation - The neck size "diameter" on the universal collar can be easily cut onsite using a box cutter or utility knife at the time of installation.
Additional Product Recommendations: For energy conservation and a reduction in condensation we recommend purchasing our 24"x24" air diffuser insulation.
This product is required on most facility air device mechanical schedules.
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