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Sandfield Penstock Solutions offers a specialised range of products designed to prevent water pollution, contain spills, and ensure environmental compliance without costly disruption. Trusted across industries and backed by over 20 years of innovation, our solutions are engineered for reliability, simplicity, and real-world effectiveness.

ToggleBlok® Containment Valve

ToggleBlok® Containment Valve

Automated valves for rapid, full-bore pollution containment

Primary solution for automated pollution containment. ToggleBlok® valves isolate drainage systems within seconds, preventing contaminated runoff leaving site while maintaining full hydraulic capacity.

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Sandfield Penstock Solutions ToggleBlok® Monitoring Station - a fully self-contained, solar-powered water quality management system designed to help construction sites stay compliant with discharge permits and avoid potential harm to the environment. Built for rapid deployment during enabling works and early-stage construction, it ensures silty and contaminated runoff is detected and contained before leaving site boundaries.

Monitoring Stations

NEW

Monitor and control drainage systems in real time

Integrated monitoring systems provide visibility and control of drainage networks, enabling rapid response to pollution events and supporting automated containment strategies.

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Toggleblok® Chambers

NEW

Engineered chambers for containment system integration

Purpose-designed chambers ensure correct installation and reliable operation of pollution containment valves within drainage infrastructure.

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DrainBlok™

Drainblok™ Bladder Valves

Flexible containment for temporary or emergency isolation

Bladder valves provide adaptable solutions for isolating drainage systems during maintenance, incidents, or planned works.

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Oil Separator Alarm

Oil Interceptor Alarms

Early warning systems for pollution risk

Detect oil levels within interceptors to prevent overflow events and support proactive environmental management.

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Interested in our products?

Have you seen something you’d like more information on? Or are you looking for a more specialised solution tailored to your site or project?
Whether it’s one of our proven products or a bespoke containment system, we’re here to help. Call us on 01299 823158 or email us today. We’d love to discuss how we can support your pollution prevention goals.