Pipe Plugs and Drain Test Plugs
We offer a wide range of pipe plugs and pipe stoppers in various versions and sizes.
Short Pipe Stoppers UK from 50 - 400 mm
Ideal pipe stopper for use in confined spaces. Especially at inlets with short spigots or in angled separation systems, the short pipe plug UK is the first choice. The short pipe stoppers UK are made of high-quality rubber material with fabric insert. All metal parts are corrosion resistant.
Versions with a diameter of 50 mm to 400 mm are available. Our pipe stoppers & shut-off plugs are made of expandable material and can be filled with liquid or air. (Classification in category A - pipe plugs and renovation packers of the resistance list; see picture)
Pipe Plugs Various Sizes 35 - 2200 mm
Pipe plugs in various sizes 35 - 2200 mm, used for the closing of pipelines. Made of SBR + NR mixed rubber, nylon and Kevlar cord.
Temperature range between -30 ° C and + 70 ° C. Our pipe plugs are tested at 1.3 times the working pressure.
Pipe Stopper U with Pipe Diameter 40 - 1600 mm
Standard pipe sealing pad model U for fast and reliable sealing and shut-off of sewers, pipes and drainage inlets. These pipe stoppers are mainly used for repairs, maintenance, accidents and leak tests with water or air according to DIN EN 1610 of newly laid or renovated pipelines.
Pipe stoppers are an ideal aid for water management organizations, rescuers and fire departments, but also in construction and industry. Manufactured from high-quality rubber material with fabric inlay, pipe stoppers type U are weather and temperature resistant in a temperature range from -30 oC to 80 oC and resistant to wear and waste water. The pipe stopper U is available in 12 standard versions with diameters ranging from 40 mm to 1600 mm. These sealing cushions are tested at 1.3 times the operating pressure and can be used at a back pressure of 10 or 5 m water column.
A user manual is included with each pipe sealing pad. Our pipe stoppers & shut-off plugs are made of expandable material and can be filled with liquid or air. (Classification in category A - pipe sealing pillows and renovation packers of the resistance list; see picture)
Short Pipe Stoppers OELU 50 - 400 mm Oil Resistant
Ideal pipe sealing pad for use in confined spaces. The OELU pipe sealing pad is the first choice, especially for inlets with short nozzles or in angled separation systems. The short OELU pipe sealing bags are made of high-quality rubber material with a fabric insert. All metal parts are corrosion-resistant.
Versions with a diameter of 50 mm to 400 mm are available. Our pipe sealing bags & shut-off bladders are made of expandable material and can be filled with liquid or air. (Classification in category B - pipe sealing bags and renovation packers in the resistance list; see image)
Small Pipe Sealing Plug with Schrader Valve, 2.5 bar, Pipe Diameter 20 - 75 mm
Small pipe sealing plug "Plugy" with schrader valve for application ranges from 20 - 75 mm, suitable for all types of pipelines.
The valve is protected with a metal cover. This cap can also be used to repair the valve, just put it on upside down and unscrew the valve inside.
Please note: The smallest bladder has a safety chain with a large ring so that the product cannot slip into the tube and get lost. Chain and ring can be removed individually! The towing eyelet cannot be removed.
For automated test procedures or other industrial applications, we therefore recommend ordering this version from us in advance without the chain and also without the shackle. This is currently only possible on request, as it is a custom-made product. The price remains the same. If you are interested, please give us a call, send us an e-mail or use our contact form. We will be happy to advise you!
Robust, reliable pipe sealing plug in 3 sizes:
Application range 20 - 33 mm (with attached ring, chain and mounting)
Application range 33 - 40 mm
Application range 50 - 75 mm
All three available sizes have a tyre valve and can thus be easily inflated with a hand air pump. Operating pressure 2.5 bar.
Flexible Pipe Sealing Pads PU-F 70 - 1600 mm
The lightweight and flexible sealing pad design of type PU-F without metal core applicable at 2.5 bar operating pressure up to 1,000 mm is suitable for fast and reliable sealing. Can also be used to shut off sewers, pipelines and drainage inlets. These test pipe stoppers are mainly used for repairs, maintenance, accidents and leak tests with water or air according to DIN EN 1610 of newly laid or renovated pipelines. Ideal aid for water management organizations, rescuers and fire departments, but also in the construction industry and industry.
The flexible test bladder PU-F is made of high-quality rubber material with fabric insert and is therefore weather- and temperature-resistant in a temperature range from -30 oC to 80 oC as well as use- and waste water-resistant. The product is available in 11 standard versions with diameters ranging from 70 mm to 1600 mm. These test bubbles are tested at 1.3 times the operating pressure and can be used at a back pressure of 10 or 5 m WS. An operating manual is enclosed with each sealing pad.
Attention: Please note that we also offer some models of bladders with two passages, but others only with one passage. However, for the version that is only available with one passage due to the manufacturer, adapters with two connections for air or water testing would be available from us on request (please see data sheet on the german page under downloads).
Our pipe cushions & shut-off plugs are made of expandable material and can be filled with liquid or air. (Classification in category A - pipe sealing pillows and renovation packers of the resistance list; see picture)
Premium Blocking Plugs Cherne i2-Series 100 - 1500 mm
Cherne i2-Series Blocking Plugs are designed to block flow for maintenance in sanitary and storm sewer systems. With an optimised design that offers improved safety and performance, these blocking plugs are short, lightweight and flexible for easy installation and use in compact spaces. i2-Series blocking plugs are available in a variety of expansion ranges and are made from tear-resistant natural rubber. On request available with a Male quick disconnect inflation port or with a Schrader valve inflation port. Please get in touch with our customer service team.
Features/Benefits
blocks flow in sanitary and storm sewer system maintenance
short, light, and flexible for easy installation, use and transport.
equipped with Nitto fittings
0.8 bar maximum back pressure
manufactured from tough, tear resistant natural rubber
Mechanically bonded rubber and end plates eliminate failures due to chemical bonding
full-body cording for added durability
aluminium end plates minimise rust and corrosion
20 mm eyebolts provide superior holding strength
Inflatable PVC Sealing Bags, fitted with 1.5m Inflation Hose & Schrader Valve
Different versions for pipe diameters from 30 to 320 mm. Hose length in all variants :150 mm, i.e. 6".Made of soft PVC, without a reinforcing fabric insert. This means that the pipe closure adapt to the profile of the pipe to a certain extent. Please note the respective area of application.No air compressor required! The product is inflated with a normal air pump. Thanks to the permanently attached hose and car valve, immediately Ready for use when time is of the essenceIdeal for uncomplicated shut-off in/on buildings, e.g. for roof drains, floor drains and others bent pipes in the house area. Due to the flexible material, the pipe seals are suitable for pipes with slight deformations. This pipe seal can also be used against pressing flood water up to a water column of 5 m (corresponds to 0.5 bar back pressure).For filling, please only use hand-operated air pumps with a manometer. The maximum operating pressure is 1 bar for all sizes. A standard bicycle pump is ideal, for example, provided it has an attachment for tire valves. If required, you will find a suitable hand pump with an ergonomic handle in our shop.Available sizes
40 mm / 1.5" (application range 30-45 mm)
50 mm / 2" (application range 45-57 mm)
75 mm / 3" (application range 71-91 mm)
100 mm / 4" (application range 82-110 mm)
150 mm / 6" (application range 126-160 mm)
200-300 mm / 8-12" (application range 200-320 mm)
Short Through-Hole Pipe Stoppers PUK
Continuous pipe sealing pads for use in confined spaces. Especially at inlets with short spigots or in angled separation systems, the flow-through pipe stopper PUK is the first choice. The flow-through pipe stoppers model PUK are made of high-quality rubber material with fabric insert. All metal parts are corrosion resistant. There are versions with a diameter of 50 mm to 400 mm available. Our pipe stoppers & shut-off plugs are made of expandable material and can be filled with liquid or air. (Classification in category A - pipe sealing pillows and renovation packers of the resistance list; see picture)
Pipe Test Plugs with Bypass System 35 - 2200 mm
Pipe test plugs have a bypass system to check the tightness of pipelines. We offer pipe test Plugs in various sizes, made of robust SBR + NR mixed rubber, nylon and Kevlar threads as well as strength fabric.
The temperature range is between -30° C and +70° C. Tested at 1.3 times the working pressure. Different models for application areas / pipe diameters from 35 - 2200 mm available from us.
Premium Flow-Trough Plugs Cherne i2-Series 100 - 1500 mm
The Cherne i2-Series Flow-Through Plugs are perfect for anyone looking for a full bypass, as they allow for both testing and monitoring of piping systems.These bypass plugs are perfect for installing and repairing residential or commercial piping systems. They're also ideal for maintaining municipal infrastructure, including sanitary and storm sewer pipe systems. These clever little flow-through plugs have been designed with your safety and performance in mind. They're short, lightweight and flexible, so they're easy to install and use in compact spaces. Plus, they're available in a variety of sizes, so they're effective on almost any type of pipe. These bypass plugs are built to last! They're made of premium, tear-resistant natural rubber with full body cording for added durability, so you can rest assured they'll stand up to whatever you throw at them. We can also provide these on request with a male quick disconnect inflation port or with a Schrader valve inflation port. Please don't hesitate to get in touch with our friendly customer service team.
Features/Benefits
for testing and monitoring pipe systems
short and lightweight for easy installation, use and transport
fitted with Nitto fittings
0.8 bar maximum back pressure
manufactured from tough, tear resistant natural rubber
mechanically bonded rubber and end plates eliminate failures due to chemical bonding
full body cording for added durability
Aluminium end plates minimise rust and corrosion
high quality eyebolts provide superior holding power
Extra Short Pipe Plugs, Some With Air Hose And Schrader Valve, 25 - 350 mm
Extra short pipe plugs for temporarily closing pipes with very short pipe lengths. These pipe stoppers are mainly used when you want to close small, very short pipes with a relatively precise diameter. Due to their size, these extra short pipe closures are also ideal for short pipe lengths in the house connection area.
Models / Diameter
With the extra short pipe plug up to DN 75 you always get an air hose with a schrader valve for easier inflation (see pictures). You can inflate these pipe closures very easily with a bicycle pump. These pipe sealing cushions up to DN 75 only have a very small diameter range or only ONE almost exact diameter for which the pipe sealing cushions can be inflated.
The larger models of this short pipe sealing cushion from DN 100 have a normal valve for inflating the pipe stopper with a compressor instead of an air hose. These pipe closures also come in models with a larger diameter range (e.g. DN 100-150).
We offer the extra short pipe sealing cushions in 16 different sizes. The solid fabric of the sealing cushions is made from SBR + NR mixed rubber. The slatted design of the rubber also contributes to increased strength of the pipe closure in the pipe. These pipe plugs can also be made from NBR rubber on request, which is resistant to gas, petroleum and derivatives.
Temperature range between -30° C and +70° C, working pressure 2.5 bar. For models and properties, see technical details.
Advantages compared to other short pipe plugs:
They usually serve a smaller diameter range
They are even shorter and therefore also suitable for very short pipe sections
They are available in very small diameters from DN 25
The small models of this pipe plugs up to DN 75 can be inflated very easily using a short air hose with a schrader valve (see pictures)
Thanks to its extra short length, this pipe sealing cushion can be used without any problems in house pipes and short pipes
Pipe Test Plug With Double Bypass, Good And Inexpensive, Diameter 35 - 2800 mm
With our test plugs with two bypasses, you can test pipes and shut them off at the same time. The vulcanization of SBR+NR rubber and high-strength fabric creates a particularly robust shut-off bladder with an excellent price-performance ratio. The test plugs are temperature-resistant between -30°C and +70°C. Thanks to their large diameter range, several pipes with different diameters can be shut off with one plug. Our test plug with 2 bypasses is available in different diameters from 35 mm to 2800 mm. The maximum working pressure is between 1.0 and 3.0 bar depending on the size, see technical data. These pipe test plugs are ideal for leak testing with water. For an additional charge, the product can also be made from NBR rubber, a material that is resistant to gas, petroleum and derivatives.
Short Pipe Plug With Bypass 50 - 400 mm
With our short pipe plugs with bypass you can also test and simultaneously shut off pipes where there is only little space available. The robust pipe plugs are made by vulcanizing SBR+NR rubber and from high-strength fabric. They are temperature-resistant between -30°C and +70°C and are available in diameters of 50 - 400 mm.
The special feature of this short test plug is that it is ideal for testing and shutting off pipes where standard pipe plugs are too long. It also offers a good price-performance ratio. The test plug can also be made from NBR rubber for an additional charge, a material that is resistant to gas, petroleum and their derivatives. Our pipe plugs & shut-off bladders are made of stretchable material and can be filled with liquid or air. The maximum working pressure is between 2.5 and 3.0 bar depending on the size, see technical data.
Steam Pipe Test Plug For Steam Dissipation, 100 - 600 mm
These steam pipe test plugs are very strong shut-off plugs that are used to shut off and drain pipes containing steam and in which steam pressure prevails. They are made by vulcanizing SBR+NR rubber and high-strength fabric. The temperature range of the test plug is between -30°C and +70°C.
The large bypass enables quick steam escape from the pipe. It can therefore be used, for example, for testing district heating pipes. The steam pipe test plug also contains a large metal core so that the steam can be drained away quickly. It is available in various designs for pipe diameters from 100 - 600 mm, the working pressure is 2.8 bar.This test plug can be made with NBR rubber, which is resistant to gas, petroleum and their derivatives, for an additional charge.
High Pressure Sewer Plug, Up To 3 Bar Back Pressure, 70 - 1000 mm
High-pressure sewer pipe plug for up to 3 bar counter pressure. Top price-performance ratio! High-pressure sewer plugs are used to temporarily shut off pipelines with high counter pressure. The robust sewer plugs are made by vulcanizing SBR+NR rubber and high-strength fabrics. The strong profile grooves give the plug stability and ensure a secure hold in pipes and sewers. Our high-pressure sewer pipe plug is the ideal product type for shutting off pipes with a backflow height of up to 30 meters. These pipe plugs can withstand up to 3 bar counter pressure. They are available in various diameter ranges for pipes from DN 70 to DN 1000. Our high-pressure sewer plugs are temperature-resistant at temperatures between -30°C and +70°C. The maximum working pressure is 6.0 bar (see technical data). The high-pressure sewer pipe plug can be made of NBR rubber, which is resistant to gas, petroleum and derivatives, for an additional charge.
High Pressure Sewer Plug, Up To 6 Bar Back Pressure, 100 - 1200 mm
High-pressure sewer pipe plug for up to 6 bar counter pressure. Top price-performance ratio! High-pressure sewer pipe plugs are used to temporarily shut off pipelines with high counter pressure. The robust sewer plugs are made by vulcanizing SBR+NR rubber and high-strength fabrics. The strong profile grooves give the plug stability and ensure a secure hold in pipes and sewers. Our high-pressure sewer pipe plug is the ideal product type for shutting off pipes with a backflow height of up to 60 meters. These pipe plugs can withstand up to 6 bar counter pressure.
They are available in various diameter ranges for pipes from DN 100 to DN 1200. Our high-pressure sewer plugs are temperature-resistant at temperatures between -30°C and +70°C. The maximum working pressure is 10.0 bar (see technical data).
The high-pressure sewer pipe plug can be made of NBR rubber, which is resistant to gas, petroleum and derivatives, for an additional charge.
Short Pipe Plugs, various sizes, diameter 50 - 400 mm
Short pipe plugs for the temporary closing of short pipe lengths. Pipe plug series in various sizes, made of SBR + NR blended rubber and solid cover.
Temperature range between -30 ° C and + 70 ° C. Tested at 1.3 times the working pressure. Various sizes for pipe diameters from 50 - 400 mm are available from us.
Manhole Test Plugs with Bypass 600 - 850 mm
Manhole test plugs are short test plugs used for testing manholes.They have a bypass system and are made from SBR+NR mixed rubber and strong fabrics.
Manhole test plugs are able to run between -30°C and + 70°C. They are tested at 1.3 times the working pressure and have ultrahigh bursting pressure. Various sizes for pipe diameters from 600 - 850 mm are available from us.
Pipe Testing Plug With Large Bypass DN 100 - 1200 mm
Test pipe plug with a large bypass for larger flow rates - top price-performance ratio!Robust pipe testing plugs for shutting off and checking pipes and for pumping during operation. The added value of these pipe sealing cushions is that the pipe can be quickly emptied through the large passage (between 2" and 8" depending on the model). Our test plugs are made by vulcanizing SBR+NR rubber and high-strength fabric. They are suitable for temperatures between -30°C and +70°C.These flexible test pipe plugs with bypass are available in various wide diameter ranges from DN 100 to 1200. The working pressure is 1.5 bar, the maximum counter pressure is 0.5 bar.With this pipe testing plug, you get our own brand at an excellent price-performance ratio. It can also be made of NBR rubber, which is resistant to gas, petroleum and derivatives, for an additional charge.
Test Pipe Sealing Pad PU for Pipe Diameters 70 - 1200 mm
The rigid standard test pipe sealing pad PU with metal core ensures fast and reliable sealing. This pipe sealing pad can also be used to shut off sewers, pipelines and drainage inlets. Test blisters are mainly used for maintenance measures, repairs, accidents and leak tests with water or air according to DIN EN 1610 of newly laid or renovated pipelines. Important aid for water management organizations, rescuers and fire departments, but also in the construction and industrial sectors.
The pipe sealing pad is weather- and temperature-resistant in a temperature range from -30 oC to
80 oC and resistant to wear and waste water. The pipe sealing cushion PU is available in 5 standard versions with diameters from 70 mm to 1200 mm. These sealing pad products are tested at 1.3 times operating pressure and can be used at a back pressure of 10 or 5 m WS. An instruction manual is attached to each test pad.
Attention: Please note that we also offer some models of bladders with two passages, but others only with one passage. However, for the version that is only available with one passage due to the manufacturer, adapters with two connections for air or water testing would be available from us on request (please see data sheet on the german page under downloads).
Our pipe cushions & shut-off plugs are made of expandable material and can be filled with liquid or air. (Classification in category A - pipe sealing pillows and renovation packers of the resistance list; see picture)
Flexible Test Pipe Sealing Cushions Oil-Resistant PUOEL
The lightweight and flexible test cushion design of type PUOEL without metal core is suitable for use at 2.5 bar operating pressure up to 1,000 mm for quick and reliable sealing. It can also be used for shutting off channels, pipelines, and drainage inlets. These test pipe sealing cushions are primarily used for repairs, maintenance, accidents, and leak tests with water or air in accordance with DIN EN 1610 for newly installed or renovated pipelines. An ideal tool for water management organizations, rescue services, and fire brigades, as well as in construction and industry.
The flexible PUOEL test cushion is made of high-quality rubber material with fabric reinforcement, making it weather- and temperature-resistant within a range of -30 °C to 80 °C, as well as resistant to fresh water and wastewater. The product is available in 7 standard versions with diameters ranging from 70 mm to 1200 mm. These test cushions are tested at 1.3 times the operating pressure and can be used at a back pressure of 10 or 5 m water column. Each sealing cushion is supplied with an operating manual.
Our pipe sealing cushions & shut-off cushions are made of stretchable material and can be filled with liquid or air. (Classified in category B – pipe sealing cushions and rehabilitation packers of the resistance list; see image)
Short Flow Pipe Sealing Cushions, Oil-Resistant PUOEL
Flow pipe sealing cushions designed for use in confined spaces. Especially at inlets with short pipe sockets or in complex separator systems, the PUOEL flow pipe sealing cushion is the first choice. PUOEL flow pipe sealing cushions are made from high-quality rubber material with fabric reinforcement. All metal components are corrosion-resistant.
Versions are available with diameters ranging from 50 mm to 300 mm. Our pipe sealing cushions and blocking bladders are made of stretchable material and can be filled with either liquid or air. (Classified under Category B – Pipe Sealing Cushions and Renovation Packers in the Resistance List; see image)
Test Plug PU-G with Bypass for High Flow Rates
This passageway test plug PU-G with bypass has a large stainless steel passageway. It is ideal for larger flow rates. The steel core is covered with a rubber fabric jacket, which can also be replaced.
There are 13 standard versions available with diameters from 100 mm to 1200 mm. Our pipe testing plugs are made of expandable material and can be filled with liquid or air. (Classification in category A - pipe plugs and renovation packers of the resistance list; see picture)