SOMMER Group
United Kingdom

AquaLOCK® Portal – Flood Protection Gate

Robust gate for flood protection for driveways and underground garages.

AquaLOCK® Portal for flood protection of properties and underground garages

AquaLOCK® Portal for Property Entrances

Robust gate for flood protection for driveways and underground garages – effective for entrances up to 5 meters wide.

Flood barrier for property and underground garage entrances

Effective Barrier Solution for Property and Garage Entrances

The AquaLOCK® Portal delivers powerful flood protection for entrances up to 5 meters wide and 1.2 meters high, keeping 99.9% of water out. It protects driveways and underground garages, which are particularly vulnerable to costly flooding, with a versatile and user‑friendly design that ensures reliable performance when it matters most.

Graphic showing 1.2 m flood barrier protecting property and garage

Key Advantages of the AquaLOCK® Portal

  • Flood protection up to 1.2 m
  • Inward or outward opening
  • Independently certified performance
  • Durable, fire‑galvanized steel
  • Easy friction‑bolt operation
  • Any RAL color available
  • One‑day installation

Flexible Flood Protection with Inward or Outward Opening

Choose the AquaLOCK® Portal that fits your property layout–opening inward or outward. Both versions feature a robust, vandal‑resistant design and offer opening angles of 95° or 180°. The optional locking system operates easily with a standard door handle, providing convenient and secure flood protection in any configuration.

AquaLOCK® Portal flood barrier for driveway with inward‑opening gate

Inward Opening: Maximum Security

The inward‑opening AquaLOCK® Portal delivers maximum protection with a heavy‑duty locking system engineered to withstand extreme water pressure. Each locking bolt is easy to operate manually, and an optional central locking mechanism lets you secure all bolts simultaneously for fast, reliable safety.

AquaLOCK® Portal flood barrier with outward‑opening for entrance door

Outward Opening: Maximum Flexibility

The outward‑opening AquaLOCK® Portal offers maximum flexibility by folding neatly along the wall to save space. When painted to match its surroundings, it blends in seamlessly and can be closed quickly and securely in an emergency.

AquaLOCK® Portal with steel flood‑protection with locking system for driveways

Certified and Tested for Maximum Safety

AquaLOCK® Portals are certified through rigorous testing by leading institutions, ensuring proven high‑level protection. In performance tests, a 4,000 × 1,800 mm gate achieved an exceptional leakage rate of just 0.95 liters in 24 hours, surpassing the requirements of ift Guideline FE 07/1‑2005. In real‑world conditions, natural sediment in floodwater often reduces leakage even further. AquaLOCK® Portals are available in widths of up to 5 meters.

AquaLOCK® Portal custom‑made flood‑protection shown open in front of a driveway

Custom‑Made for a Perfect Fit

AquaLOCK® Portal are individually fabricated based on precise on‑site measurements, ensuring an exact fit and long‑lasting flood protection. Their high‑strength construction and advanced sealing technology can be tailored to any architectural style–with customizable materials, RAL colors, and surface finishes.

FAQ – AquaLOCK® Portal Flood Protection Gate

The AquaLOCK® Portal is a custom-made flood protection gate that reliably protects your property or underground garage entrance from incoming water.

To help you quickly see what makes the portal special, here is an overview of the most important advantages.

  • Effective flood protection up to 1.2 m protection height
    • The portal holds back up to 99.9% of the water, providing reliable protection against heavy rainfall and flooding.
  • Flexible opening direction depending on the installation situation
    • You can choose whether the portal opens inward or outward, allowing for optimal installation in the reveal or in front of the reveal.
  • Robust construction and individual design
    • The solid construction, modern sealing technology, and a variety of design options ensure longevity and seamless integration into any architectural style.

In short:
The AquaLOCK® Portal provides powerful, visually customizable, and precisely fitted flood protection for all types of driveways.

The AquaLOCK® Portal is a reliable flood protection solution because it has been tested according to strict ift guidelines and provides exceptionally high tightness in an emergency.

To help you quickly understand why the portal is so powerful, here is an overview of the most important reasons.

  • Tested safety according to high-quality standards
    • The portal has been tested by independent institutes and achieves a retention performance of up to 99.9%, ensuring optimal protection for your driveway.
  • Robust steel construction with modern sealing technology
    • The solid design and precise sealing ensure that the system remains reliably watertight even under heavy loads.
  • Custom-made for exact fitting accuracy
    • The portal is custom manufactured, fits your driveway perfectly, and can be closed quickly in an emergency – without any additional barriers.

In short:
The AquaLOCK® Portal provides tested stability, precise sealing technology, and an optimal fit for immediate and long-lasting flood protection.

Yes, the AquaLOCK® Portal is perfectly suited for residential, commercial, and industrial buildings, providing reliable flood protection across all applications.

To help you quickly understand why the portal is so versatile, here is an overview of the key points.

  • Flexible for different building types
    • Whether residential home, commercial property, or industrial facility – the portal meets the requirements of a wide range of applications and reliably protects driveways from flooding.
  • Robust construction for professional applications
    • The solid steel construction, certified sealing technology, and protection heights of up to 1.2 m ensure high durability even in commercial and industrial use.
  • Custom-made for driveways up to 5 m wide
    • The portal is individually tailored, easy to operate, and ideally suited for courtyards, underground garages, delivery areas, and industrial access points.

In short:
The AquaLOCK® Portal is a versatile and high‑performance solution that provides reliable flood protection for both private and professional buildings.

Yes, the AquaLOCK® Portal can be easily integrated into existing building structures and provides a precisely fitting solution for renovations and retrofitting.

To help you quickly understand why integration is so straightforward, here is an overview of the key points.

  • Custom-made for any existing building situation
    • Since each portal is individually manufactured, it can be precisely adapted to masonry, steel structures, existing gates, or underground garage entrances.
  • Flexible installation and opening options
    • Depending on the structural conditions, the portal can open inward or outward and can be mounted either in the reveal or in front of the reveal.
  • Visual and technical integration
    • With various dimensions, materials, and RAL colours, the portal blends harmoniously into your existing building and allows for a visually unobtrusive retrofit.

In short:
The AquaLOCK® Portal is ideal for modernisation and retrofitting, as it can be technically and visually adapted with precision to existing building structures.

The AquaLOCK® Portal reliably protects you from various types of flooding and effectively secures driveway areas against incoming water.

To give you a quick overview, here are the main sources of danger the portal protects you from.

  • Heavy rainfall and sudden water surges
    • During intense rain events, the portal prevents rapidly rising water masses from entering your driveway or underground garage.
  • Surface water and flash floods
    • It stops water flowing downhill or moving across paths and properties toward your driveway.
  • Backwater and flooding from surrounding areas
    • Even in cases of overloaded drainage systems or rising river or stream levels, the portal retains up to 99.9% of the water – without additional barriers.

In short:
The AquaLOCK® Portal provides comprehensive protection against heavy rainfall, surface water, backwater, and flooding, ensuring reliable safety for vulnerable driveway areas.