What are pollution containment valves?

A close-up photograph of clean water pouring vertically into a calm pool, creating distinct concentric ripples and waves on a vibrant blue surface.

Everything you need to know about pollution containment valves in about nine and a half minutes. If you prefer to read the transcript is below. What is a pollution containment valve? (Transcription) Hello, my name’s David Cole and I’m Technical Director at Sandfield Penstock Solutions. Today I’m going to talk to you about pollution containment […]

Tools for Effective Water Pollution Prevention Webinar

A panoramic wide shot showing an industrial emergency response drill, featuring three firefighters equipped with full turnout gear, helmets, and oxygen tanks operating a high-pressure water hose onto a wet tarmac surface near industrial storage containers.

Everything you need to know about the latest regulations and tech in Water Pollution prevention in twenty eight minutes. If you prefer to read the transcript is below. Tools for Effective Water Pollution Prevention Webinar Speaker: Good afternoon, everybody. And thanks for signing up to our Tools for Effective Water Pollution webinar. I hope it’s […]

Water Pollution Prevention Presentation

A front-facing medium shot of a male speaker standing at a white podium labeled 'UK AD & BIOGAS 2015', wearing a dark suit, glasses, and a headset microphone while presenting at a professional conference event.

This may be everything you need to know about spill containment and water pollution prevention in 20 minutes. If you who prefer to read the transcript is below. SPS Presentation Transcription My name is David Cole. This is a Sandfield Penstock Solutions Presentation on tools for effective water pollution prevention. I’m hoping today sparks bit […]

What is an Automatic Shut Off Valve?

A studio product photograph of the SE-38 industrial flapper valve assembly, showing the complete circular stainless steel closure plate, a vertical linkages arm, and a top-mounted actuator housing unit mounted on a square metal backplate against a bright blue background.

Often used as a generic term for any type of valve for flow isolation. The term has now become associated with the quick isolation of a drainage pipe to stop a pollution release during a pollution event. During a major pollution spill or fire the surface water drainage is the first pathway for a pollutant […]

What is a Bladder Valve?

A product studio shot of a Drainblok bladder valve containment kit, featuring an inflated green rubber drain blocking bladder connected via a black hose to a manual inflation pump with a pressure gauge, along with a silver telescoping extension pole in the foreground.

Drainblok™ is our entry level proactive pollution containment system using an inflatable stopper. David Cole invented the first automated bladder system “envirovalve” in the 1990’s to deliver a proactive containment system for industrial spills. The Drainblok™ design was initially developed for the Environment Agency and the UK Fire and rescue service in 2006 as a […]