Blaze BLZ-AD40-R Double Access Door, 20.375×37.75-inches. BLZ-AD40-R. Access Doors. This Blaze double access door features commercial grade 304 stainless steel construction to withstand outdoor elements and a unique completely rounded bevel design that enhances strength and durability. These quality outdoor kitchen access doors are double-lined and accented with curved handles. Blaze access doors are the perfect storage solution for any outdoor kitchen! Overall dimensions: 20 3/8 H x 37 3/4 W. Cut-out Dimensions: 18 1/4″H x 35 3/4″W.