Speedi-Products SM-W3128 NB 12-Inch Width by 3.25-Inch to 8-Inch Width Stack 90-Degree Boot
- 8-Inch Wall Stack 90 Degree Boot
- For transitioning Rectangular Wall Stack ducting to Round Sheet Metal Pipe
- For interior wall supply and return air ducts
- Seal joints with approved duct mastic sealants
- Insulate Ductwork for improved energy efficiency and comfort
Speedi-Products 8-Inch Wall Stack 90-Degree Boot for transitioning Rectangular Wall Stack ducting to Round Sheet Metal Pipe. Used for interior wall supply and return air ducts. Can be used for Remodeling, Do it yourself and New Residential projects.
