5" to 4" Duct Reducer Round Reducer Duct Fitting Pipe Increaser Reducer PVC DWV (Drain, Waste and Vent) Reducing Coupling (Plastic, 5 inch to 4 inch) - Amazon.com
Canplas 193023 PVC DWV Reducing Coupling, 3-1 1/2-Inch, White - Pipe Fittings - Amazon.com
Uxcell 3.5x2.5" ID Reducer Pipe Fitting PVC Straight Socket Coupling Connector, Grey - Walmart.com
Uxcell 3x2.5" ID Reducer Pipe Fitting PVC Straight Socket Coupling Connector, Grey 2 Pack - Walmart.com
DURA 5 in. x 4 in. Schedule 40 PVC Reducer Bushing SPGxS 437-490 - The Home Depot
The Plumber's Choice 5 in. x 4 in. PVC Flexible Reducing Coupling with Stainless Steel Clamps E73845X4 - The Home Depot
Charlotte Pipe 2 in. x 4 in. PVC DWV Hub x Hub Increaser/Reducer Coupling PVC001021200HD - The Home Depot
Amazon.com: M METERXITY 5 Pack PVC Pipe Fittings - Water Pipe Increaser Reducer Connectors Adapters, Reducing Coupling Socket, Apply to Outdoor/Garden (32mm and 50mm ID) : Patio, Lawn & Garden
Lasco Fittings 429251 429-251 2"sx1.5"s Sch40 Pvc Reducer Coupling
Drain Coupling, 5 to 4 in. Straight Adaptor, PVC Rubber
Fernco 1-1/4-in Schedule 40 PVC Coupling in the PVC Pipe & Fittings department at Lowes.com
PVC Fitting - 5 Way Elbow Connector #PC
![PVC Reducer Pipe Fitting 3.5x2.5" Socket Coupling Adapter Connector, Grey | eBay](https://i.ebayimg.com/images/g/wmcAAOSwn~Zj9fWx/s-l1200.webp "PVC Reducer Pipe Fitting 3.5x2.5" Socket Coupling Adapter Connector, Grey | eBay")
PVC Reducer Pipe Fitting 3.5x2.5" Socket Coupling Adapter Connector, Grey | eBay
429-491F - 429-491F - 5" x 4-1/2" PVC Schedule 40 Reducer Coupling (Fabricated)
Uxcell 3x2.5" ID Reducer Pipe Fitting PVC Straight Socket Coupling Connector, Grey 2 Pack - Walmart.com
5" x 4" Sch 40 PVC Reducer Coupling Soc 429-490F
NDS 4-in PVC Sewer and Drain Adapter in the Sewage Pipe & Fittings department at Lowes.com
NDS PVC S&D Increaser/Reducer Coupling, 3 in. Hub X 4 in. Hub 4P07 - The Home Depot
Charlotte Pipe 4 in. x 3 in. PVC DWV Adapter Coupling PVC001170800HD - The Home Depot
Charlotte Pipe 1 in. x 3/4 in. PVC Schedule 40 MPT x S Male Reducer Adapter PVC021100800HD - The Home Depot
Amazon.com: NDS, 4 Inch, White DWV/SCH40 X S&D Hub PVC Adapter, 4 : Industrial & Scientific
Charlotte Pipe 3/4 in. x 1/2 in. PVC Schedule 40 Degree S x S Reducer Coupling PVC 02100 3400HD - The Home Depot
NDS PVC S&D Increaser/Reducer Coupling, 4 in. Hub X 6 in. Hub 6P07 - The Home Depot
2PCS 1-1/4 Inch SCH40 5 Way Cross PVC Connector Elbow Pipe Fitting Coupling White Socket x Socket for Furniture DIY - Amazon.com
Amazon.com: Supply Giant 6I59 Flexible Pvc Reducing Coupling with Stainless Steel Clamps, 5" x 4", Black : Industrial & Scientific
