Watkins & Powis
Pipeline merchants

PROGEF Standard

The PROGEF Standard system from GF Piping Systems epitomises reliability and chemical resistance, tailored for rigorous use across a multitude of applications.

PROGEF Standard

This polypropylene welded system (PP-H/PP-R) is specifically designed to meet the demanding requirements of various industries, including chemical processing and life sciences. Its exceptional chemical resistance and durability not only reduce maintenance but also ensure a cost-effective operation with a quick return on investment. This comprehensive offering underscores GF Piping Systems’ commitment to innovation, quality, and customer satisfaction, ensuring that each component is crafted to meet the highest standards of performance and durability.

GF Industrial Plastic Specialists and Stockist
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Unmatched chemical resistance for versatile applications

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Exceptional durability and mechanical performance

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Cost-effective installation with faster payback

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Proven reliability and industry trust

Our Portfolio

e-Diastar

Simplifies automation by eliminating the need for compressed air, offering quick re-installation and retrofitting capabilities which reduce maintenance times and costs.

Plastic Pipes

Sturdy and lightweight, plastic pipes are ideal for use in a wide range of applications. Versatile yet durable, these all-rounders offer exceptional reliability and proven quality.

Adapters & Transitions

Essential for versatile connection configurations, facilitating reliable and flexible assembly options.

Bends & Elbows

Critical for efficient directional changes in the piping layout, available in various materials and designs to suit specific system needs.

Caps & End Caps

Ensure a robust closure to maintain system integrity, available in various dimensions and materials for different industrial requirements.

Bends & Elbows

These are engineered to streamline the pipe installation process, effortlessly sliding over pipes without additional equipment

Flange Connections

Provide the most reliable mechanical bonds for large pipe segments or valve installations, ensuring system security.

Installation Fittings

A wide array of fittings ensures precise positioning of sensors and electrodes, crucial for optimal system performance and compatibility with GF Signet products.

Reducers, Tees, Y-Pieces, and Crosses

Facilitate effective flow transitions and branch lines, available in various sizes and configurations to accommodate diverse system designs.

Unions

Offer quick and secure connections, essential for maintenance and system modifications, providing robust mechanical links.

Ball Valve 546 Pro

Enhanced for superior performance, the 546 Pro features no metal components in critical areas to avoid corrosion, an integrated break point in the stem to prevent leaks from wear or force, and dual o-rings for maximum protection, ensuring high reliability and longevity.

Ball Valve 542 Pro

The manual 542 Pro is known for its quality across various materials and connection types, suitable for simple water to demanding manual process applications, offering consistent performance and versatility.

Ball Valve 543 Pro

Building on its predecessor’s strengths, the 543 Pro includes enhanced safety features like a reinforced break point and dual sealing rings in the stem, providing robust reliability and the option for expansion with additional accessories.

Ball Valve 546 Linear Pro

Designed for applications requiring precise linear flow control, the 546 Linear Pro features an ergonomic, lockable lever for exact settings and is ideal for sectors like water treatment, chemical processing, microelectronics, and marine.

Ball Valve 523 Pro

The 523 Pro excels in metering with its linear flow characteristics and circular scale for accurate media sampling. Its sophisticated design ensures stability and safety, making it adaptable for vertical installation and suitable for diverse industrial applications.

Diaphragm Valves (2-way and 3-way)

Suitable for precise flow control, these valves are designed to minimize dead space and are perfect for various chemical processing and water treatment applications.

Double Eccentric Butterfly Valves

Feature a unique design reducing seal wear and providing superior durability and reduced maintenance in demanding conditions.

Resilient Seated Butterfly Valves

GF Piping Systems’ latest plastic butterfly valves surpass metal valves in corrosion resistance, weight, and now, cost-effectiveness, offering a superior alternative.

Cone Check Valve Type 561 & 562

Designed to prevent backflow and minimize pressure loss, the Cone Check Valve 561/562 features a special seal for guaranteed leakproof performance.

Wafer Check Valve 369

Ideal for large systems, the Wafer Check Valve 369 offers easy installation, maintenance, and excellent flow characteristics, suitable for horizontal or vertical setups.

Ventilating and Bleed Valve 591

The compact Ventilating & Bleed Valve Type 591 facilitates reliable venting in various piping configurations, preventing media backflow and jamming.

Ventilating Valve 595

Specifically for aeration systems, the Ventilating Valve 595 ensures safe venting under negative pressure conditions, with robust construction for minimal maintenance.

Pressure Reducing Valve 582

The Type 582 Pressure Reducing Valve efficiently lowers pressure from main lines to protect sensitive devices, combining durability with simplicity.

Pressure Reducing Valve V82

Constructed from corrosion-resistant plastic, the V82 Valve reduces pressure effectively, suitable for larger pipes and versatile installation positions.

Pressure Retaining Valve 586

Known as a backpressure valve, the Type 586 maintains constant inlet pressure, enhancing system stability with its high-grade plastic construction.

Pressure Retaining Valve V86

The V86 retains constant pressure at the valve inlet, designed for larger pipes, ensuring smooth system operations.

Solenoid Valves

GF Piping Systems’ solenoid valves are made from corrosion-resistant plastic, offering reliability across various applications.

Strainers

Strainers extend system life by filtering out pollutants, reducing maintenance and improving operations.

Throttle Valve V251

The V251 Throttle Valve excels in media control within piping systems, made from durable, corrosion-resistant plastic for flawless operation.

Water Jet Suction Pump P20

The P20 pump, ideal for mixing and dosing, operates without mechanical moving parts, ensuring reliability and resistance to corrosion.

Insertion Paddlewheel Sensors

These sensors provide highly repeatable, maintenance-free performance ideal for measuring flow in various conditions.

pH/ORP Sensors

GF Piping Systems’ pH/ORP sensors are versatile, high-performance tools suited for a broad range of applications.

Cleaning Tools

Specialised cleaning agents ensure thorough preparation of pipe surfaces for safe and secure connections.

Spare Parts

GF Piping Systems provides high-quality spare parts throughout the lifecycle of your systems, available when needed.

Accessories

A comprehensive range of installation accessories supports your projects, available throughout the life-cycle of your systems.

Discontinued Fitting, Valves & Actuators

Ongoing innovation results in the discontinuation of certain products. For support or information on discontinued lines, contact our team.

We have been proven to be competitive and give good value for money.

Watkins & Powis for all your Pipeline needs

We are Watkins & Powis

Watkins & Powis have a longstanding, helpful and friendly workforce with many years of experience. We have a very busy and well stocked trade counter open 6 days a week. Our deliveries are tailored to meet your requirements with the peace of mind that your order will be handled correctly and on time. ‘No order or enquiry is too small’.

As an independent family run business we can offer the service and adaptability you expect. A wide range of stock is here on the shelf in our Gloucester premises or can be shipped direct from the manufacturers to you.

01452 527698

sales@watkinspowis.co.uk

Lower Tuffley Lane, Gloucester GL2 5DT