4" PVC Sewer Cleanout Adapter with Plug Pipe Fitting, PVC DWV Flush Sewer Cleanout Cap for Drainage Piping System - Amazon.com
Amazon.com: Ultra Clean Central Vacuum 2” PVC Pipe Compatible with All Brands such as Nutone, Beam, Eureka, Allegro, Vacuflo, Vacumaid, Hayden, Broan, Electrolux, Honeywell and more (100 ft) : Home & Kitchen
Electroo Entonnoir Double Evacuation Machine a Laver Raccord PVC Ø40mm | Siphon Evier Double Tuyau Machine à Laver Lave Vaisselle Lave Linge | Facile à Installer, Universel & Adaptable Toute Marque :