Polyplumb 15mm Straight Coupler Grey PPM015

Polyplumb 15 mm Straight Coupler – Grey (PPM015)

The Polyplumb 15 mm Straight Coupler is a core component of the trusted Polyplumb push‑fit plumbing system, engineered for secure, permanent connections in domestic hot‑ and cold‑water services as well as central‑heating installations. Manufactured from robust grey polybutylene, this compact coupler delivers excellent mechanical strength, long‑term durability and peace of mind for professional installers and DIY enthusiasts alike. Simply push the pipe home to achieve a watertight seal—no solder, flux or specialist tooling required.

Boxed Dimensions & Weight

Weight: 25 g

Key Features

15 mm Straight Connection – Joins two equal‑diameter pipes for uninterrupted flow in domestic plumbing and heating circuits.
True Push‑Fit Technology – Stainless‑steel grab ring and EPDM O‑ring create a fast, reliable seal without hot works.
Demountable – Coupling can be released with a standard Polyplumb demounting tool, allowing easy system modifications.
Polybutylene Body – Lightweight yet impact‑resistant material resists scale build‑up and withstands repeated thermal cycling.
Versatile Compatibility – Suitable for Polyplumb polybutylene pipe or copper tube (to BS EN 1057) when used with the correct pipe stiffener.
High Performance – Rated for typical domestic pressures (up to 12 bar at 20 °C) and temperatures (up to 82 °C intermittent).
WRAS Approved – Tested to comply with UK water‑regulation requirements for potable‑water installations.
Time‑Saving Installation – Ideal for tight spaces and retrofit jobs where speed and flame‑free safety are crucial.

Frequently Asked Questions (FAQ)

Q: Can I use this coupler on both hot and cold supplies?
A: Yes. Polyplumb fittings are designed for hot and cold potable‑water and sealed central‑heating systems within the stated pressure/temperature limits.

Q: Do I need a pipe insert?
A: A pipe stiffener/insert must be used with Polyplumb polybutylene pipe and is recommended for copper to ensure full joint integrity.

Q: Is the joint permanent or removable?
A: It forms a permanent, tamper‑proof seal under normal use but can be demounted with the dedicated Polyplumb release tool.

Q: Can this be buried in a wall or floor?
A: Yes—provided local regulations are followed and the connection remains accessible or is properly sleeved/protected as required by Building Regulations.

Q: Is Polyplumb compatible with under‑floor heating?
A: The system is suitable for low‑temperature circuits, including under‑floor heating, when installed in accordance with manufacturer guidelines.

Warranty Information

Polyplumb fittings come with a 25‑year manufacturer’s guarantee when installed using genuine Polyplumb pipe and components under recommended conditions. Refer to the official warranty statement for full terms.

Choose the Polyplumb 15 mm Straight Coupler PPM015 for a quick, dependable push‑fit connection—saving you time on site while delivering leak‑free performance for years to come.