Lesso America
PVC DWV Closet Flange 4 x 3" (MPT)
- SKU:
- LP831-422
- Availability:
- Usually Ships Same Day
- Weight:
- 0.75 LBS
Description
PVC DWV Closet Flange 4 x 3" (MPT)
PVC DWV Closet Flange 4 x 3" (MPT) provides a threaded closet-flange connection for compatible PVC drain, waste, and vent piping.
PVC construction supports compatible DWV installations. Confirm the required 4 x 3" configuration, mating threaded component, and flange orientation before installation.
Product image • Confirm selected size and configuration
MALE PIPE THREAD
Threaded Connection
The MPT connection is intended to mate with a compatible threaded component in the selected PVC DWV layout.
Closet Flange Position
Confirm the flange position and orientation match the intended toilet connection and adjoining drainage piping.
Construction & Compatibility
The PVC closet flange provides a threaded connection point within a compatible drain, waste, and vent piping layout. Check that the adjoining fitting uses the corresponding connection type and is suitable for the intended assembly.
For the 4 x 3" configuration, verify the specified connection dimensions against the actual piping arrangement before installation. Confirm the flange location and orientation permit proper alignment with the toilet connection and the connected drain line.
Product Highlights
- PVC construction for compatible drain, waste, and vent installations
- 4 x 3" closet-flange configuration for the intended drainage layout
- Male pipe thread connection for a compatible mating threaded component
- Designed to establish the toilet-to-drainage connection at the closet flange location
Technical Specifications
| Material | PVC |
|---|---|
| Nominal Size | 4 x 3" |
| Connection Requirement | Compatible threaded mating component |
| System Use | PVC drain, waste & vent piping |
Size Selection & Ordering Guidance
- Confirm the required 4 x 3" nominal configuration before ordering.
- Verify the mating component uses a compatible male-pipe-thread connection arrangement.
- Confirm the flange orientation matches the intended toilet and drainage layout.
- Check adjoining PVC DWV piping and components for compatibility before installation.
Typical Applications
- Toilet connections in compatible PVC DWV piping systems
- Closet-flange locations requiring a 4 x 3" configuration
- New drainage installations with matching threaded components (Repair or replacement work where size and connection requirements match)
Selection & Installation
- Confirm the required 4 x 3" nominal size before ordering.
- Verify compatibility with the intended mating threaded component.
- Verify the connection configuration and adjoining PVC component compatibility.
LESSO Technical Literature
Review current LESSO product literature for dimensions, compatibility, and applicable installation guidance for the selected fitting.

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Send the GetPipe.com team your required size, connection configuration, application, or LESSO SKU. We can help review your selection before you order.
Frequently Asked Questions
What size should I verify before ordering?
What should the threaded connection mate with?
What should I check before installation?
Before ordering or installation, confirm the required size, threaded connection compatibility, flange orientation, and suitability for the intended PVC DWV piping system.