WaStop®
Inline Check valve
The WaStop Inline Check valve provides direct and reliable protection against flooding and backflow in wastewater and stormwater systems. With its unique self-sealing design, WaStop effectively prevents not only water from flowing back but also blocks odours and pests, making it an excellent safeguard for both people and property. The valve’s simple yet ingenious function is immediately activated by pressure changes in the pipes – with no need for electricity – making it a sustainable, maintenance-free solution.
Area of use:
WaStop models
Here you’ll find our range of WaStop non-return valves – tailored for various needs, dimensions and installation types.
Missing something or unsure which model suits your facility? Don’t hesitate to contact us – we’ll help you find the right solution!
Does this sound interesting?
Contact the responsible sales representative for more information.
Alastair Porter
Technical Sales Manger UK & Ireland
alastair.porter@wapro.uk
+44 (0) 794 0478 662
Martin Widerberg
Area Sales Manager Europe
martin.widerberg@wapro.se
+46 (0)70-265 52 77
Product overview
WaStop Inline Check valve
Geniously simple and durable – WaStop is a fully automatic, maintenance-free solution that protects against backflow, flooding and odours – without the need for electricity or manual operation. With its unique self-sealing differential pressure system, WaStop functions effortlessly in all installation environments and is available in sizes from DN75 to DN2000. This makes it a flexible option that not only safeguards properties but also contributes to more sustainable water resource management.
Why WaStop is a sustainable choice for future flood protection
- Advanced protection with minimal effort: WaStop is a technically superior solution that protects drainage systems without power supply, providing energy savings over the product’s lifespan.
- Efficient flow management: The patented self-sealing system activates only when needed, optimising flow characteristics and reducing pressure losses.
- Environmental benefits through contamination prevention: Prevents wastewater from infiltrating clean water sources and reduces the risk of environmental damage during extreme weather.
- Durable and chemical-resistant design: Built to withstand both mechanical and chemical stresses, offering a long-lasting solution with minimal operational disruptions.
- Flexible installation: Adaptable to various pipe sizes and flow conditions, making it ideal for both municipal and private use.
Installation
Easy installation, immediate protection
The WaStop Inlince Check valve is designed for quick and straightforward installation, providing immediate protection against backflow, flooding and unwanted odours. Thanks to its flexible design, WaStop can be installed in existing pipe systems, chambers or on walls – both horizontally and vertically – without the need for power or control systems.
A standard installation takes approximately 30–60 minutes, depending on size and location. Most municipalities and contractors can carry out the installation themselves without external assistance, saving both time and money.
WaStop comes with clear installation instructions and requires minimal tools. To ensure proper sealing, supplied rubber gaskets or, if needed, swellable sealant are used.
Whether for new installations or retrofitting into existing systems, WaStop offers a reliable, maintenance-free solution for effective flow control.
Animations
Smart protection you can trust!
Our animations show how the WaStop non-return valve protects against flooding, unpleasant odours and backflow – completely automatically. With a patented, flexible membrane design, WaStop immediately responds to pressure differences and shuts off unwanted flows.
No electricity, no maintenance – just smart, dependable protection around the clock. Discover the power of WaStop and see why thousands of users worldwide choose our solution for their flow control needs.
