26"W X 16"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 27.75"W X 17.75"H] Copper Coil Insulation density is 30kgs/cbm = MFACRA88W1 Condensate Pump Product Details Size 20
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Description
26"W X 16"H [Duct Opening] Steel Air Vent Return Grille HVAC VENT DUCT COVER DIFFUSER [Outer Dimensions: 27.75"W X 17.75"H] Copper Coil Insulation density is 30kgs cbm = MFACRA88W1 Condensate Pump Product Details Size 20 Insulation density is 30kgs cbm = 0 rust free aluminum construction with smooth finished edges and counter sunk screw holes (screws included)