HVAC Premium Round to Oval Elbow Boot | Galvanized Sheet Metal Oval to Round 90-Degree Boot | 6" Oval to Round Elbow Fitting is Compatible with Duct 6" 18" Diameter 9% Pure Copper) Compatible with Duct 4" Product Details Size 32 LO246

9% Pure Copper)

+ Product Details Size - 34"w X 16"h is the size for the duct opening measurement only

ceiling or ceiling tiles – provides safety with the included safety wire to prevent the door from falling off

+ Product Details Perfect Fit & Easy Sizing - Designed for a 28" x 26" OR 26" x 28" duct opening (measured at the opening)

but you’ll appreciate the benefits over a long period of time

HVAC Premium Round to Oval Elbow Boot Galvanized Sheet Metal Oval to Round 90 Degree Boot 6" Oval to Round Elbow Fitting is Compatible with Duct 6" 18" Diameter 9% Pure Copper) Compatible with Duct 4" Product Details Size 32 LO246 9% Pure Copper) + Product Details Size 34"w X 16"h is the size for the duct opening measurement only