Top 5 PVC Pipe Brands in India – A Comprehensive Review
By Admin / Feb 24, 2025
What is a CPVC Coupling?
A CPVC coupling is a vital component in plumbing systems designed to connect two lengths of CPVC (Chlorinated Polyvinyl Chloride) pipes. This fitting enables plumbers and contractors to extend pipelines seamlessly while maintaining leak-proof joints.
Whether you’re constructing a residential building or upgrading a commercial plumbing system, a CPVC coupling ensures durability, thermal resistance, and ease of installation.
Quick Answer: Why Use a CPVC Coupling?
- Seamless Pipe Connection: Joins two CPVC pipes securely
- Corrosion-Resistant: Ideal for hot and cold water systems
- Low Maintenance: Long lifespan with minimal upkeep
- Cost-Effective: Saves cost on pipe replacement
CPVC Coupling – Where It Fits in Plumbing?
CPVC couplings are part of a broader range of CPVC fittings, used in both residential and industrial piping networks. They’re especially helpful when:
- Extending or repairing existing pipelines
- Joining pipes of the same diameter
Ensuring leak-proof connections in tight spaces
Top Features of a CPVC Coupling
Insert Infographic: “Anatomy of a CPVC Coupling – With Labelled Dimensions”
- Made from high-grade CPVC compound
- Heat resistant up to 93°C (200°F)
- Compatible with both hot and cold water lines
- Available in multiple sizes (½”, ¾”, 1″, etc.)
Lightweight and easy to install using solvent cement
Types of CPVC Couplings and Their Uses
Here are common types of couplings used across plumbing projects:
Coupling Type | Application |
|---|---|
Reducing Coupling | Joins two pipes of equal diameter |
Slip Coupling | Connects pipes of different diameters |
Compression Coupling | Used for quick repairs or leak fixes |
Compact Layouts | Allows joining without solvent cement |
How to Choose the Right CPVC Coupling?
Before buying a coupling, consider:
- Pipe Size Compatibility: Match the exact diameter
- Water Pressure Rating: Standard CPVC is good for domestic pressures
- Manufacturer Quality: Trusted CPVC fittings manufacturers ensure reliability
- Temperature Range: Ensure it can handle the temperature requirements
CPVC Coupling Price Guide
The CPVC elbow 3/4 price ranges between ₹18–₹25 depending on the brand and quality. Similarly, ¾” CPVC couplings are priced in the range of ₹10–₹20.
Top CPVC Fittings Manufacturers in India (2025)
If you’re sourcing couplings or other CPVC fittings, consider these trusted brands:
- Ajay Pipes
- Ashirvad Pipes
- Astral Pipes
- Supreme Industries
- Finolex Industries
These manufacturers offer ISI-certified CPVC products, with complete catalogs of CPVC fittings names including elbows, tees, couplings, adaptors, and more.
Complete List of CPVC Fittings Names (With Uses)
Here’s a cheat sheet:
- CPVC Elbow (90°, 45°) – For pipe direction changes
- CPVC Tee – Connects three pipe segments
- CPVC Coupling – Joins two pipes
- CPVC Union – Allows disconnection for maintenance
- CPVC Brass FTA/MTA – For connecting to metal fixtures
- CPVC End Cap – Used to securely close the end of a CPVC pipeline, preventing leaks or flow.
- CPVC Reducer – Connects pipes of different diameters
How to Install a CPVC Coupling (Step-by-Step)
Tools Needed:
- Pipe cutter
- Emery paper
- CPVC solvent cement
- Clean cloth
Installation Steps:
- Cut and clean both pipe ends squarely.
- Dry fit the coupling to ensure correct alignment.
- Apply CPVC solvent cement evenly on the outside of the pipe and the inside of the coupling.
- Insert the pipe quickly, rotate ¼ turn for even spread.
- Hold for 30 seconds, then wipe off excess cement.
- Allow curing time as recommended (15–30 mins).
FAQs
A CPVC coupling is used to connect two sections of CPVC pipe, ensuring a leak-proof, durable joint.
Common names include CPVC elbows, tees, couplings, adaptors, unions, and end caps.
The average price of a CPVC ¾” elbow ranges between ₹18–₹25 depending on the brand.
Final Thoughts
A CPVC coupling might look like a small component, but it plays a massive role in ensuring your plumbing system is seamless and secure. Whether you’re a builder, plumber, or homeowner, using high-quality couplings from reputed CPVC fittings manufacturers ensures peace of mind and long-term savings.
For more plumbing insights, product comparisons, and installation tips, explore our other guides.
