50mm Compression Straight Coupler

50mm Compression Straight Coupler

Our range of compression straight couplers is available in sizes from 20mm to 125mm, providing reliable joining solutions for MDPE pipework across domestic, commercial, and industrial applications.

This 50mm Compression Straight Coupler is specifically designed to create a strong, watertight connection between two equal-diameter 50mm MDPE pipes. Perfect for water supply systems, irrigation networks, and pumping installations, this fitting ensures long-term durability with quick and simple installation.

Manufactured from tough polypropylene, the coupler offers excellent resistance to impact, corrosion, and chemical exposure, making it suitable for both above-ground and buried pipework. Each unit is fitted with a high-quality NBR rubber seal for a dependable leak-proof joint, even when operating under pressure.

Fully compatible with all major metric MDPE pipe brands — including Plasson, Philmac, and Alkathene — this straight coupler is ideal for new installations as well as repairs and pipe extensions.

Key Features

• Creates a secure, watertight joint between two 50mm MDPE pipes

• Fast and easy installation with no specialist tools needed

• Polypropylene construction provides excellent corrosion and UV resistance

• Precision NBR rubber seal ensures long-term leak prevention

• Suitable for potable water applications (WRAS-approved materials)

• Compatible with all leading UK MDPE pipe systems

Typical Applications

• Mains water distribution and supply lines

• Agricultural and irrigation pipework

• Pumping stations and filtration systems

• Domestic, commercial, and industrial plumbing networks

• Pipe repairs, extensions, and upgrades

Specifications

• Pipe Size: 50mm (MDPE)

• Material: Polypropylene body with NBR rubber seal

• Pressure Rating: PN16 (16 bar)

• Standards: ISO 14236 / WRAS Approved

• Colour: Black body with blue compression nut

Next Working Day Delivery (UK)

Macerator-Pumps.com aims to provide Next Working Day Delivery on all orders.

Orders placed before 2pm Monday–Friday are dispatched the same day for next working day arrival.

Orders placed after 2pm, or on Friday, Saturday, or Sunday, are dispatched on the next working day.

Warranty Information

All products purchased from Macerator Pumps / Macerator-Pumps.com are supplied with a 3-year warranty as standard. This warranty covers any manufacturing faults or defective parts that occur within the 3-year period from the date of purchase.

If a fault occurs, we will provide a replacement item, not a refund. Refunds are only available if the product was purchased within the first 30 days and meets our returns criteria.

In some cases, we may require the item to be returned to us for inspection and testing before a replacement can be issued. Returned items must be securely packaged and in a clean condition. Once the product has been assessed and confirmed faulty, a replacement will be sent promptly.

This warranty does not cover damage caused by incorrect installation, misuse, accidental damage, or modifications to the product.