RETURN AIR ADAPTER FOR 20" DUCT

RETURN AIR ADAPTER FOR 20" DUCT, FITS TO M4860CL1-X OR H, M4860V1, M4860V2, MATES DIRECTLY TO HEATING MODULE OR VERTICAL PLENUM MODULE, DIMS: H-17.5", W-38", D-2", WEIGHT: 14LBS, MFG BOX, MADE IN USA