12"W X 36"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 13.75"W X 37.75"H] Return Grille + Product Details Size – Compatible With Duct 7in Applications This sheet metal DDAG-A-1212
Yard notes & kiln story
Description
+ Product Details Size – 10" x 10" is the size for the duct opening measurement only
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while the ingenious dial-controlled damper empowers you to effortlessly regulate airflow using your foot
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controlled by a switch
12"W X 36"H [Duct Opening] Steel Air Vent Return Grille HVAC VENT DUCT COVER DIFFUSER [Outer Dimensions: 13.75"W X 37.75"H] Return Grille + Product Details Size – Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size – 10" x 10" is the size for the duct opening measurement only } (function () { const container = document