Uploaded on Feb 5, 2026
When it comes to plumbing, CPVC (Chlorinated Polyvinyl Chloride) pipes are a top choice due to their durability, heat resistance, and ease of installation. These pipes are commonly used for both hot and cold water supply systems, offering a reliable solution that withstands temperature extremes and pressure fluctuations. However, to create a fully functional and leak-proof plumbing system, it’s essential to pair CPVC pipes with the right fittings and connectors. These components ensure the system operates efficiently and securely.
Different Types of Fittings and Connectors for CPVC Pipes
Different Types of Fittings and Connectors for CPVC Pipes
When it comes to plumbing, CPVC (Chlorinated Polyvinyl Chloride) pipes are a top
choice due to their durability, heat resistance, and ease of installation. These pipes
are commonly used for both hot and cold water supply systems, offering a reliable
solution that withstands temperature extremes and pressure fluctuations. However,
to create a fully functional and leak-proof plumbing system, it’s essential to pair
CPVC pipes with the right fittings and connectors. These components ensure the
system operates efficiently and securely.
1. Elbow Fittings
Elbow fittings are designed to change the direction of water flow through the piping
system. They are particularly useful when plumbing needs to make a turn, helping to
avoid awkward angles and ensuring a smooth, continuous flow. Elbows come in
various angles, with the most common being 90-degree and 45-degree elbows.
90° Elbow: This fitting creates a sharp turn in the pipe and is commonly used to
redirect water flow in tight spaces.
45° Elbow: Used when a gentler turn is needed, reducing friction and maintaining
better water flow than a sharp 90° bend.
2. Tee Fittings
Tee fittings are crucial when branching out from a main waterline to supply
additional outlets. As the name suggests, they form a “T” shape, connecting a main
pipe to a secondary one. Tee fittings come in both straight and reducing options,
depending on the sizes of the connected pipes.
Straight Tee: A straight tee fitting connects three pipes of the same size, allowing
the water to flow in multiple directions.
Reducing Tee: This variation is used when the branch pipe needs to be a different
size than the main pipe, providing a smooth transition between varying pipe
diameters.
3. Couplings/Couplers
Couplings are used to join two sections of CPVC pipe together. They are commonly
used when a pipe needs to be extended or connected to another length. Couplings
ensure a secure, tight connection between pipes, preventing leaks and ensuring a
smooth flow of water.
Standard Couplings: These are used to connect two pipes of the same diameter.
Reducing Couplings: Used to connect pipes of different diameters, reducing
couplings help transition between various pipe sizes.
4. Caps and Plugs
When a section of your plumbing system needs to be sealed, caps and plugs are
the go-to connectors. Caps are used to seal the end of a pipe, while plugs are
designed to seal the unused openings in fittings like tees or elbows.
Cap: A cap is placed over the end of a pipe to completely close it off. This is useful
when you want to temporarily shut off water supply or close a branch pipe that’s no
longer in use.
Plug: A plug fits into the opening of a fitting, such as a tee or elbow, and serves to
seal off the connection.
5. Adapters
Adapters are essential when you need to connect CPVC pipes to other materials or
different types of fittings. These connectors come in various configurations, including
male-to-female and slip-to-threaded connections with brass adaptors & plastic
adaptors.
Male and Female Adapters: These adapters connect threaded fittings to CPVC
pipes. A male adapter has external threads, while a female adapter has internal
threads, allowing the two to fit together securely.
Slip Adapters: Used to connect a slip-fit CPVC pipe to a threaded fitting, slip
adapters provide flexibility in creating a leak-proof seal.
6. Union Fittings
Union fittings are designed to provide a simple way to join two pipes together and
allow for easy disconnection when necessary. These fittings are ideal in situations
where you may need to dismantle or replace parts of your plumbing system for
maintenance or repairs without removing entire sections of piping.
Union Coupling: A union coupling connects two pipes and features a nut that can
be loosened, making it easy to disconnect the pipes when necessary.
7. Non-return valves (NRVs) allow water to flow in only one direction and prevent it
from flowing back into the pipe. They help avoid backflow issues, protect the
plumbing system, and keep water movement smooth and safe in CPVC installations.
8. Reducers
When you need to connect two CPVC pipes of different sizes, reducers come in
handy. These fittings help smooth the transition between pipes with different
diameters and ensure consistent water flow without creating undue stress on the
system.
Concentric Reducers: These are used when the pipe diameters are reduced
concentrically, meaning the centre of the larger pipe is aligned with the smaller pipe.
Conclusion: TRUFLO Pipes & Fittings
Choosing the right fittings and connectors for your CPVC plumbing system is
essential for ensuring a secure, efficient, and long-lasting installation. With the wide
variety of options available—from elbows and tees to unions and reducers—it’s
crucial to select high-quality components that can withstand the pressures and
temperatures your system will endure.
TRUFLO Pipes & Fittings offers an extensive range of CPVC fittings designed for
maximum durability, easy installation, and long-term performance. Whether you’re
working on a residential, commercial, or industrial plumbing project, TRUFLO
ensures you get reliable and high-performing connectors that will keep your system
leak-free and efficient. By choosing TRUFLO, you’re making an investment in
quality, performance, and peace of mind for your plumbing needs.
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