Duct Transitions & Connectors(230 products)

Don Park Plain Reducer 8 In. 26 Galvanized

Reducers/Increasers are used to change the diameter of the pipe while leading to the end destination. Founded in 1972, Don Park LP is one of Canada's largest Sheet Metal Manufacturers offering a complete line of residential and commercial air distribution products. Efforts to reduce our environmental footprint include recycling programs for scrap metal, corrugate, paper, aluminum, stainless and copper.

Speedi-Boot 4 in. x 8 in. x 4 in. Torpedo End Register Vent Boot with Adj. Hangers for HVAC Duct Work

Speedi-Boot provides Ease of Installation, Improved Energy Efficiency & Indoor Air Quality. Installation time is reduced from approx. 20 min. to 2 min. or less. No need to buy additional materials, set up saws, install wood or steel support framing. With one trip up the ladder extend the telescoping arms, fasten with the pre-attached nail & or screw in place, adjust the positioning and you're done. The predrilled holes provide for easy grille/register installations & eliminates sagging registers. The Rigid Mud Ring prevents boot deformation and gaps between the boot & building envelope. The air tight gasket eliminates air leakage saving you Money & Energy. Dust & Debris contamination is eliminated which provides a clean HVAC duct system that improves Indoor Air Quality. Perfect for Floor, Wall or Ceiling applications, Remodeling, New Const., Do it yourself, Residential & Commercial HVAC projects with over 150 sizes & styles to choose from for almost any project application.

Speedi-Boot 20 in. x 25 in. x 12 in. Square to Round Adaptor Register Vent Boot with Adj. Hangers for HVAC Duct Work

Speedi-Boot provides Ease of Installation, Improved Energy Efficiency & Indoor Air Quality. Installation time is reduced from approx. 20 min. to 2 min. or less. No need to buy additional materials, set up saws, install wood or steel support framing. With one trip up the ladder extend the telescoping arms, fasten with the pre-attached nail & or screw in place, adjust the positioning and you're done. The predrilled holes provide for easy grille/register installations & eliminates sagging registers. The Rigid Mud Ring prevents boot deformation and gaps between the boot & building envelope. The air tight gasket eliminates air leakage saving you Money & Energy. Dust & Debris contamination is eliminated which provides a clean HVAC duct system that improves Indoor Air Quality. Perfect for Floor, Wall or Ceiling applications, Remodeling, New Const., Do it yourself, Residential & Commercial HVAC projects with over 150 sizes & styles to choose from for almost any project application.

Speedi-Boot 2 in. x 12 in. x 6 in. 45 degree Register Vent Boot with Adj. Hangers for HVAC Duct Work

Speedi-Boot provides Ease of Installation, Improved Energy Efficiency & Indoor Air Quality. Installation time is reduced from approx. 20 min. to 2 min. or less. No need to buy additional materials, set up saws, install wood or steel support framing. With one trip up the ladder extend the telescoping arms, fasten with the pre-attached nail & or screw in place, adjust the positioning and you're done. The predrilled holes provide for easy grille/register installations & eliminates sagging registers. The Rigid Mud Ring prevents boot deformation and gaps between the boot & building envelope. The air tight gasket eliminates air leakage saving you Money & Energy. Dust & Debris contamination is eliminated which provides a clean HVAC duct system that improves Indoor Air Quality. Perfect for Floor, Wall or Ceiling applications, Remodeling, New Const., Do it yourself, Residential & Commercial HVAC projects with over 150 sizes & styles to choose from for almost any project application.