Lambro 123 Aluminum Duct Stack Boot 3 1/4 Inch X 10 Inch To 7 Inch Round

Lambro Industries - 123 The Lambro 3 1/4 inch x 10 inch to 7 inch round aluminum stack boot used for HVAC systems, floor registers or range hood venting. Installations consist of transitioning from round pipe or flexible insulated duct to rectangular stack duct. The stack boot is made of 26 gauge aluminum and will not rust with pre-installed s-cleats. Install using sheet metal screws (not included) and it is recommended to seal seams with code approved mastic, sealant or duct tape (not included).

• Made of 26 gauge aluminum construction
• Transitions from 3 1/4 inch x 10 inch rectangular stack duct to 7 inch round pipe
• Pre-assembled with boot clips and button locks for easy snap-in installation
• Installs using steel metal screws (not included)
• Seal seams with code approved mastic, sealant or duct tape (not included)