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The McDaniel Metals 21X20X36RF1/2 is a 21 inch x 20 inch x 36 inch long insulated sheet metal return air plenum with a 1/2 inch flange. This product is designed for residential HVAC applications, providing efficient return air handling. The insulated design ensures minimal energy loss and optimal performance.
Easy to install and perfect for residential HVAC systems, this plenum reduces energy loss and improves air handling efficiency.
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