1lbs Silver Brazing Rods 6% Silvaloy 28 Sticks 12" Diameter + Product Details Size -

+ Product Details Size - 28"w X 26"h is the size for the duct opening measurement only

with actual outer dimensions of 34

+ Product Details Perfect Fit & Easy Sizing - Designed for a 14" x 30" OR 30" X 14" duct opening (measured at the opening)

+ Product Details Size - 36"w X 12"h X 2"d (for duct opening measurement only)

1lbs Silver Brazing Rods 6% Silvaloy 28 Sticks 12" Diameter + Product Details Size -+ Product Details Includes 28 Rods Superior quality silver solder brazing metal rods used to join dissimilar metals for various commercial and residential applications such as refrigeration, HVAC, electronics, etc. Best alloy to fill gaps when close fit ups cannot be made highest joint ductility and strength in HVAC R applications. Chemical Composition: 6% Silver 5% Phosphorus 80% Copper Brazing Temperature: Solidus Temperature: 1190F Liquidus