https://www.metraflex.com/Flexible/Hoses
广告Standard Flexible Metal Hose Pump Connectors With Stock & Custom Sizes Available. Expansion & Seismic Joints, Pump Connectors, Valves & More. Find A Representative Now!
BIM/Revit Drawings · Dependable solutions · OEM Solutions · 60+ Years Experience
Types: Prevent seismic movement, Protect building piping, seismic expansion joint