Lesso America
PVC DWV Reducer Bushing (Dishwasher Bushing) (SPG x HUB)
- SKU:
- LP108
- Availability:
- Usually Ships Same Day
- Weight:
- 0.00 LBS
Description
PVC DWV Reducer Bushing (Dishwasher Bushing) (SPG x HUB)
PVC DWV Reducer Bushing (Dishwasher Bushing) (SPG x HUB) provides a compact size-transition connection within compatible PVC drainage, waste, and vent piping systems. The reducer-bushing design allows adjoining components of different nominal sizes to be connected within one molded fitting.
The SPG x HUB configuration combines a spigot-style connection with a receiving hub connection. Its reducing design provides a direct transition between compatible PVC DWV components while maintaining a compact installation footprint.
Product Highlights
- PVC construction
- DWV bushing design
- Reducing configuration
- Compact transition fitting
- SPG x HUB connection style
- Spigot and hub connections
- Supports compatible DWV size transitions
- Provides a reduced connection within one molded fitting
Technical Specifications
| Product Type | Reducer Bushing / Dishwasher Bushing |
|---|---|
| Manufacturer | LESSO America |
| Material | PVC |
| Product Series | PVC DWV Fittings |
| Connection | Spigot x Hub |
| Connection Abbreviation | SPG x HUB |
| Configuration | Reducing Bushing |
| Number of Connections | 2 |
| Primary Function | Provide a Reduced Connection Between Compatible PVC DWV Components |
Connection Configuration
The spigot-style end is designed to integrate with an appropriately sized compatible receiving connection.
The receiving hub accepts an appropriately sized compatible PVC DWV component according to the required piping layout.
Reducer Bushing Design
The reducer bushing provides a compact transition between different nominal connection sizes within a compatible PVC DWV piping system.
The molded body combines the spigot-style side and receiving hub connection while incorporating the required reduction within the fitting.
Its compact geometry can reduce the need for multiple transition fittings where space around the connection point is limited.
Why Choose a PVC DWV Reducer Bushing?
- One-piece fitting
- Reducing design
- Compact geometry
- Two connection ends
- Supports size transitions
- PVC construction
- Spigot connection
- Receiving hub
- Compatible DWV layouts
- Reduces separate transition fittings
Typical Applications
- Drain piping
- Waste piping
- Vent systems
- Residential DWV layouts
- Commercial DWV installations
- Branch piping
- Fixture drains
- Size transitions
- Compact connection points
- Compatible DWV modifications
Standards & Compliance
- PVC DWV System Compatibility – Select the bushing according to the requirements of the adjoining drainage, waste, and vent piping system.
- Manufacturer Documentation – Confirm applicable dimensions, standards, certifications, listings, and connection requirements using current LESSO technical literature.
- Project Requirements – Verify applicable plumbing, DWV, reducing-connection, fixture, and local authority requirements before installation.
Requirements can vary according to bushing size, reduction, installation location, adjoining components, and the complete DWV piping system.
Refer to the Lesso Product Catalog and PVC Schedule 40 & DWV Technical Manual for current dimensional information, standards, certifications, listings, and technical requirements.
Construction Details
The fitting is manufactured from PVC and incorporates a reducing body designed to transition between compatible connection sizes.
The compact geometry integrates both connection ends into one fitting to simplify the transition point within the DWV piping layout.
The molded construction provides a direct reducing connection for properly selected compatible PVC DWV components.
Installation & Selection Considerations
- Confirm both required connection sizes.
- Verify the SPG x HUB configuration.
- Check PVC DWV system compatibility.
- Confirm the required direction of reduction.
- Use the proper joining method for each connection.

Review the Lesso Product Catalog and PVC Schedule 40 & DWV Technical Manual for additional reducer bushing information, connection details, dimensions, standards, and technical guidance for compatible PVC DWV piping systems.
Need Help Selecting a PVC DWV Reducer Bushing?
Our GetPipe.com team can help review both required sizes, SPG x HUB configuration, adjoining DWV components, reduction requirements, installation space, and system compatibility before you order.
Frequently Asked Questions
What is a PVC DWV Reducer Bushing used for?
It provides a compact transition between different nominal connection sizes within a compatible PVC DWV piping system.
What does SPG x HUB mean?
SPG indicates a spigot-style connection, while HUB indicates a receiving hub connection.
Why is this called a reducer bushing?
The fitting incorporates a size transition within a compact bushing-style body.
Is this fitting designed for DWV piping?
Yes. It is intended for compatible PVC drainage, waste, and vent piping layouts.
Does the bushing change connection size?
Yes. Its reducing configuration transitions between different nominal connection sizes.
What should I confirm before ordering?
Confirm both connection sizes, SPG x HUB configuration, reduction direction, adjoining components, and PVC DWV compatibility.
Important Ordering & Installation Notes
- Confirm both nominal connection sizes.
- Verify the SPG x HUB configuration.
- Confirm the required direction of reduction.
- Inspect both connection ends before assembly.
- Check adjoining PVC DWV components for compatibility.