50mm Compression Straight Coupler

50mm Compression Male Adaptor – Plasson-Style Fitting

Our compression male adaptor fittings are available in sizes ranging from 20mm x ½″ through to 110mm x 4″, offering reliable solutions for a wide variety of MDPE pipe installations.

This 50mm Compression Male Adaptor (Plasson-style design) is engineered to create a strong, watertight connection between 50mm MDPE pipework and a female BSP threaded fitting. Designed to deliver long-lasting performance, this adaptor provides a secure, leak-resistant joint that is easy to install and built to withstand demanding environments.

Manufactured from premium polypropylene (PP) with an NBR rubber sealing ring, this adaptor offers exceptional durability, corrosion resistance, and reliable sealing — even under pressure. Suitable for potable water systems, pumping applications, agricultural installations, commercial builds, and domestic water supply lines, it is one of the most versatile fittings in our MDPE range.

Fully compatible with all standard metric MDPE pipe systems, including Plasson, Philmac, and Alkathene, this fitting ensures seamless integration with existing pipe networks.

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Key Features

• Secure, watertight connection between 50mm MDPE pipe and 1½″ female BSP thread

• Compatible with most UK MDPE water supply systems

• Simple push-fit and tighten installation — no special tools required

• Durable polypropylene construction for long-term reliability

• WRAS-approved materials suitable for drinking water systems

• Suitable for underground or above-ground pipework installations

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Typical Applications

• Water supply networks and mains connections

• Sewage and wastewater pumping stations

• Irrigation and agricultural pipe systems

• Domestic, commercial, and industrial plumbing

• Repairs or extensions to existing MDPE pipe systems

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Specifications

• Pipe Size: 50mm MDPE

• Thread Size: 1½″ BSP Male

• Material: Polypropylene body with NBR rubber seal

• Pressure Rating: PN16 (16 bar)

• Standards: ISO 14236 / WRAS Approved