Flood Defence

Flood Defence

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At Flood Defence, we offer fully tailored flood protection services across the UK, helping homeowners, businesses, and public sector clients safeguard properties from surface water, river flooding, tidal events, and climate-related surges.

Whether you’re based in a high-risk floodplain or simply want long-term resilience against unpredictable weather, our team designs and installs systems that meet Environment Agency standards and local building compliance.

We combine engineering precision with practical installation expertise to deliver robust, future-ready protection.

What’s the Process for Designing a Custom Flood Defence Strategy?

Our flood defence process begins with a full property assessment. We identify the points most at risk of water ingress, analyse historical flood data, and review Environment Agency modelling.

Next, we recommend a tailored plan outlining suitable measures, materials, and installation stages. Once approved, our engineers carry out the works efficiently, ensuring compliance with BS/PAS flood protection standards. Final checks and homeowner training are included as part of the project handover.

What Flood Defence Options Are Available to Protect Properties?

Flood defence systems commonly used include:

  • Permanent flood barriers – Fixed defences designed to block water from entering buildings or site boundaries.
  • Demountable flood systems – Temporary barriers that can be deployed quickly in response to flood warnings.
  • Airbrick covers – Removable or automatic covers that seal off low-level ventilation bricks during flood events.
  • Non-return valves – Prevent backflow of water through drainage systems and sewers.
  • Flood-resistant doors – Sealed doors with reinforced frames and compression locks to block floodwater at entry points.
  • Sump pump systems – Automatically remove water from basements or low-lying internal areas.
  • Sustainable drainage systems (SuDS) – Manage surface water runoff using permeable surfaces, swales, and soakaways.

How Much Do Flood Defence Installations Cost?

The cost of flood defence installations ranges from Β£2,000 to over Β£10,000, depending on the size of the property, number of access points, and the type of systems required.

Costs are primarily influenced by the inclusion of components such as flood barriers, airbrick covers, non-return valves, sump pumps, or permanent flood walls, as well as any custom drainage or structural modifications.

Contact Flood Defence to get customised prices for installing flood protection at your property.

Can You Combine Multiple Flood Defence Measures for Homes and Businesses?

We often recommend combining several flood defence methods into one integrated solution, which includes fitting flood doors at main entry points, installing demountable barriers at vehicle access routes, applying waterproof render to lower walls, and protecting drains with backflow valves.

When installed together, these solutions offer layered protection and reduce the likelihood of internal water damage. We tailor each defence plan to suit the unique needs of the property and its exposure profile.

Do Contractors Install Both Temporary and Permanent Flood Barriers?

Flood Defence offers temporary systems that are ideal for properties requiring seasonal or event-based protection, such as riverside venues or facilities near culverts.

Permanent options include fixed flood boards, flood doors, and raised thresholds for sites that face frequent or ongoing flood risk. We help property owners choose between rapid-deploy and structural systems based on convenience, risk level, and access needs.

Are Flood Defence Systems Suitable for Coastal, Fluvial, and Surface Water Risk?

Our flood defence installationsare designed to address the full spectrum of flood risks, including coastal flooding from tidal surges, fluvial flooding from rivers or streams, and surface water accumulation due to inadequate drainage.

By identifying the dominant risk type during our assessment phase, we can specify and install the most effective combination of barriers, drainage, and resistance measures. All systems are engineered to meet Environment Agency and DEFRA recommendations for flood resilience.

How Do Flood Defence Providers Ensure Compliance With EA and Local Council Standards?

We ensure that all flood defence works comply with current Environment Agency (EA) guidance and any relevant local planning conditions.

This includes using Kitemark-certified products where required, providing supporting technical drawings or reports for planning applications, and integrating SuDS (Sustainable Drainage Systems) where applicable.

If part of a new development, we coordinate with your architect or planning consultant to ensure our flood systems align with building regulations and site drainage strategies.

Which Properties Are Most in Need of Flood Protection Systems?

Properties that are most in need of flood protection systems include:

  • Homes near rivers, estuaries, or coastlines – Exposed to fluvial or tidal flooding during extreme weather events.
  • Buildings below street level – Prone to water ingress from surface runoff and overwhelmed drains.
  • Older homes with basements – Lacking modern waterproofing and vulnerable at sub-ground level.
  • High street businesses – Often have low thresholds and rely on foot traffic access at pavement level.
  • Schools and community centres on clay-rich or poorly draining soil – Susceptible to surface water accumulation.
  • Properties listed on Environment Agency flood risk maps – May face regulatory or insurance requirements for installing flood resilience measures.

What Ongoing Maintenance and Support Services Are Offered for Flood Systems?

In addition to installation, our team provides regular inspection and maintenance services to ensure your flood defences remain fully operational.

This includes testing seals, inspecting mechanical components, and ensuring barriers are debris-free and ready to deploy. We also offer emergency callouts during adverse weather events, giving you added confidence that your system will perform when needed most.

Contact Flood Defence for a consultation on flood protection at your property.

Find More Info

Make sure you contact us today for a number of great flood defence services.

For more information on flood defence, fill in the contact form below to receive a free quote today.

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“The flood defence system has completely changed how safe we feel in our home. No more sleepless nights when heavy rain is forecast.”


Stephen Clarke

Greater London

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“We wanted reliable protection without hassle, and this flood defence gave us exactly that. Strong, discreet, and effective.”


Rachel Bennett

Greater London

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About Us Flood Defence

We specialise in providing high-quality Flood Defence, ensuring we offer the best service in the UK.