Broan 8-in Dia x 14-in Dia Crimped Duct Reducer at Lowes.com
Lambro 4-in x Dia 3-in Dia Duct Reducer in the Duct Transitions & Connectors department at Lowes.com
001-038 4" trans adapter
One Way Duct Adapter (hardware included)
8 Inch to 7 Inch Single Wall HVAC Duct Reducer & Increaser - Galvanized Sheet Metal Ducting Connector for Airflow, Heating, Cooling, & Air Ventilation System Extra Strength and Fittings - Ducting Components - Amazon.com
12 Inch to 8 Inch HVAC Duct Reducer & Increaser - Galvanized Sheet Metal Ducting Connector for Airflow, Heating, Cooling, & Air Ventilation System Extra Strength and Fittings - Ducting Components - Amazon.com
Air Duct Adapter For 120mm Case Fan 4" and 5" Output – The House of Hydro
Super Vac 16" Adapter 16 in Belt-Cuff Fan-to-Duct Adapter - Western Safety
4 In. Round To Oval Dryer Duct Adapter - Walmart.com
HVAC Tapered Duct Reducer - Galvanized Steel | FAMCO
Hose, Machine, Flanged Duct Connectors | US Duct
L.B. White 16 in. Duct 2 to 1 Adapter Kit for Foreman 500 & 750 - John M. Ellsworth Co. Inc.
IMPERIAL 5-in Dia x 4-in Dia Duct Reducer in the Duct Transitions & Connectors department at Lowes.com
10 Inch to 6 Inch HVAC Duct Reducer & Increaser - 26 Gauge Galvanized Sheet Metal Ducting Connector for Airflow, Heating, Cooling, & Air Ventilation System Extra Strength and Fittings - Ducting Components - Amazon.com
14" Universal Duct Adapter - Sealtech 430-AL RV Leak Tester
Panasonic WhisperValue® DC™ 10 x 4 in. Duct Adapter Steel 24 ga - FV-VS43R - Ferguson
SQUARE TO ROUND DUCT ADAPTER 14 3/4"X24" SQAURE TO 14" ROUND | Surplus City Liquidators
Snap-in duct adapter for 8" ducting
Round Duct Connector, Model RDC-8, 8 In Dia, For Models SP/CSP, Product # RDC-8 | Greenheck
Metric to Imperial Dust Collection Ducting Adapter Fittings | Oneida Air Systems
AC INFINITY Duct Reducer, 6-Inch to 4-Inch Adapter Cone, Galvanized Steel - AC Infinity
Rheem Outlet Duct Adapter - GP Conservation
![4x3 Round Duct Reducer 4" to 3" Adapter | eBay](https://i.ebayimg.com/images/g/ogUAAOSwgQ9VwkFx/s-l400.jpg "4x3 Round Duct Reducer 4" to 3" Adapter | eBay")
4x3 Round Duct Reducer 4" to 3" Adapter | eBay
Wall Range Hood Vent Kit | Kitchen Exhaust Hood Fan | Range Hood Duct Adapter - Pipe Fittings - Aliexpress
Duct Adapter Round-to-Oval Laundry Dryer Vent Connector Steel Worm Drive Clamp | eBay
Vent Systems 6" Inch to 4" Inch Galvanized Steel Duct Reducer with Rubber Gasket - Vent Adapter - Fitting Pipe - Connector, Increaser, Reducer, Cone - HVAC, Ventilation Systems - Amazon.com
