PVC DWV Expansion Joint 3 Inch
Flexible expansion joint fitting in PVC for 3-inch DWV pipes to absorb thermal movement in long runs, non-pressure. HTS 3917.40.00.50 other DWV fittings. Prevents cracking in temperature-variable installs.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If flexible and pressure-rated
Flexible pressure joints under hose fittings, not rigid DWV.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Include expansion rating data to support DWV plumbing classification
Related Products under HTS 3917.40.00.50
ABS Sanitary Cross Fitting 2 Inch DWV
A cross intersection fitting in ABS for four-way DWV pipe junctions in sanitary waste systems, non-pressure rated. HTS 3917.40.00.50 for other plastic DWV plumbing fittings. Used where multiple drains converge.
PVC Test Cap for DWV Inspection 6 Inch
Threaded test cap in PVC for temporarily sealing 6-inch DWV pipes during inspection or pressure testing (non-operational). Classified HTS 3917.40.00.50 as other non-pressure plumbing fittings. Removable for system verification.
ABS Roof Vent Flash Collar 2 Inch
Flash collar fitting in ABS for sealing 2-inch DWV vent pipes through roofs, non-pressure plumbing component. Under HTS 3917.40.00.50 for other DWV fittings. Weatherproof design for exterior exposure.
PVC DWV Trap Adapter 1.5 Inch
Adapter for connecting sink traps to 1.5-inch DWV waste lines, slip or threaded PVC, non-pressure. HTS 3917.40.00.50 other plumbing fittings. Standard for kitchen/bathroom drains.
PVC Underground Drain Saddle 4 Inch
Saddle tee fitting for tapping into 4-inch PVC DWV drain pipes underground, non-pressure rated. Classifies in HTS 3917.40.00.50 as other DWV plumbing. Solvent-weld for branch lines.
ABS DWV Pipe Spacer 3 Inch
Spacer ring in ABS for supporting 3-inch DWV pipes in wall or floor assemblies, non-pressure fitting. HTS 3917.40.00.50 for other plastic plumbing parts. Ensures proper alignment.