PVC DWV Pipe Increaser/Reducer – Size Transition Fitting | Tigre
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- ✔ Trusted by contractors and industrial buyers
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✔ Professional-Grade PVC DWV Fitting – Built for Plumbers and Contractors
✔ Bulk Pricing Available – Multiple Sizes In Stock
High Demand Item – Frequently Reordered by Plumbing Contractors
The Tigre PVC DWV Pipe Increaser Reducer is a professional-grade fitting designed for drain, waste, and vent (DWV) plumbing systems. Available in multiple sizes — select your size from the dropdown above. Lightweight, corrosion-resistant PVC construction makes this fitting easy to handle and install on the job. Solvent weld (hub) connection using standard PVC DWV cement. Built for plumbers and contractors who need consistent, code-compliant DWV fittings every time.
Applications
- Residential drain, waste, and vent (DWV) plumbing systems
- Commercial drain and waste piping
- Bathroom, kitchen, and utility room drain rough-in
- Gravity-fed drainage applications
- For non-pressure DWV systems only — not rated for pressurized applications
- Not for use in pressure water supply piping
- Always verify compliance with local plumbing code before installation
Key Features
- Durable PVC construction — corrosion and chemical resistant
- Lightweight for easy handling and installation
- Smooth interior surface for efficient, unrestricted drainage flow
- Solvent weld (hub) connection — compatible with standard PVC DWV pipe
- Designed for gravity-fed DWV systems (non-pressure applications)
- Manufactured to ASTM D2665 standards
- Available in multiple sizes — select from dropdown
Frequently Asked Questions
Can this be used for pressure systems?
No. PVC DWV fittings are designed for non-pressure drain, waste, and vent systems only.
Is this compatible with standard PVC DWV pipe?
Yes. Use standard PVC solvent cement for installation.
What connection type is required?
Solvent weld (PVC cement). Clean, prime, and cement per manufacturer instructions.
Does this meet ASTM standards?
Yes. Tigre PVC DWV fittings are manufactured to ASTM D2665 standards.
✔ Bulk Pricing Available
✔ Fast Shipping from Multiple U.S. Warehouses
✔ Built for Contractors, Not DIY
Built for reliable drainage performance, this PVC DWV fitting is a dependable choice for contractors, plumbers, and maintenance professionals. Ships same day and ready for installation.