Cherne Pipe Plugs

The Future of Pipe Plugs 

New I-Series Test – Ball, I-Series Muni – Ball, Air Loc, and Remo Plugs 

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Cherne Pipe Plug Safety Videos                       

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Chart for Calculating Head Pressure

Cherne Test Ball Inflatable Pipe Plugs 

For    BLOCKING FLOW

The Cherne Test-Ball has been the contractor’s choice for over 50 years and continues to be the most trusted pneumatic test ball in the industry. Designed for applications from pressure testing and blocking of residential DWV systems to repair maintenance and installation of municipal infrastructure including storm and sanitary sewer piping systems, The Cherne Test-Ball does it all.

• Cherne Test-Balls are durable, rugged and effective in any type of pipe.
• Multi-size: More options, less inventory
• Available with patented field repairable rupture disc technology
• ¼” Schrader tire valve standard on all plugs
• Large plugs feature a removable valve allowing them to be repaired or replaced with quick disconnect fittings
• All Test-Balls are bendable to 90˚

Cherne I-Series Test Ball Pipe Plugs

The future in pipe plugs is now.  Features: Industry leading quality, consistency, and durability Mechanical bonding of premium natural rubber and end plates eliminates failures from chemical bonding • Improved performance and safety through optimized design Superior back pressure • Premium performance and aesthetics • Lightweight, short, and flexible Cherne’s I-Series Muni-Ball plugs were designed to meet the needs of both the US and International markets in terms of size and expansion range. Our I-Series plugs have full body cording for added durability. I-Series plugs feature: • Superior expansion range • Small deflated diameters – All plugs up through our 24–60″ size easily fit through a 24″ manhole frame – 48–72″ and 54–96″ plugs fit through 36″ openings  Flexible bypass hoses – plugs can be bent to 90 degreesPlugs 15-32″ and larger: Aluminum end plates – minimizes rust/corrosion • 3/4″ eyebolts on plugs 15–32″ and largerbetter holding strength • Patented field replaceable rupture discs orpressure relief valves on plugs 15–32″ and larger – protects plug from over-inflation Protective sleeves available for 12″–18″ diameter and larger plugs.

Cherne Muni-Ball Bypass Pipe Plugs

The Muni-Ball® Plug was introduced over 50 years ago and the Cherne brand continues to be the most trusted name in pneumatic plugs.

The Muni-Ball Bypass Pipe Plug offers a full bypass allowing both testing and monitoring of the piping system. The Cherne Muni-Ball® is ideal for installation and repair of residential or commercial piping applications. Cherne Muni-Ball® products can be used for maintenance of municipal infrastructure, including sanitary and storm sewer pipe systems. Muni-Ball® plugs are durable, rugged and are effective on almost any type of pipe.

• Muni-Ball® Plugs are designed with ¼” Shrader Tire inflation valve
• Larger diameter Muni-Ball® Plugs include a removable threaded valve, allowing the user to replace with quick disconnect fittings
• Muni-Balls with flexible bypass are bendable to 90˚
• Multi-Size® Muni-Ball® Plugs allow more options and less inventory

Cherne I Series Muni-Ball Bypass Pipe Plugs 

The future in pipe plugs is now.  Features: Industry leading quality, consistency, and durability Mechanical bonding of premium natural rubber and end plates eliminates failures from chemical bonding • Improved performance and safety through optimized design Superior back pressure • Premium performance and aesthetics • Lightweight, short, and flexible Cherne’s I-Series Muni-Ball plugs were designed to meet the needs of both the US and International markets in terms of size and expansion range. Our I-Series plugs have full body cording for added durability. I-Series plugs feature: • Superior expansion range • Small deflated diameters – All plugs up through our 24–60″ size easily fit through a 24″ manhole frame – 48–72″ and 54–96″ plugs fit through 36″ openings Flexible bypass hoses – plugs can be bent to 90 degrees Plugs 15-32″ and larger: Aluminum end plates – minimizes rust/corrosion • 3/4″ eyebolts on plugs 15–32″ and larger better holding strength • Patented field replaceable rupture discs orpressure relief valves on plugs 15–32″ and larger – protects plug from over-inflation Protective sleeves available for 12″–18″ diameter and larger plugs.

Cherne Big Mouth Flow Thru Pipe Plugs

Cherne Big Mouth Flow Thru Plugs Big Mouth Flow-Thru Big-Mouth plugs serve multiple applications. Great for gravity bypassing or bypass pumping.

The Original Big-Mouth® Plug: Large male NPT threaded bypass Equipped with removable 3/8″ eye bolt for lifting and lowering with a poly-lift line Removable tire valve allows for easy replacement Lightweight aluminum bypass

• Single Size Big Mouth Plug
  • Allows for largest bypass by pipe diameter
  • 6″, 8″, 10″ sizes have threaded bypasses
  • 12″, 15″, 18″, 21″ and 24″ have straight tube bypasses
  – Attach hose with banding
• Multi-Size Big Mouth Plug
  • Multi-size Big Mouth Plug offers greater expansion range
  • Lightweight aluminum bypass
  • Removable tire valve for easy replacement with optional quick disconnect

Multi-Size Big-Mouth® Plug with Interchangeable Flanges:

• Multi-size offers great expansion range
• Lightweight aluminum bypass
• Feature interchangeable bypass flange, allowing the same plug to be used for different applications
• Removable tire valve allows for easy replacement

Cherne Remo Remote Placement Pipe Plug

• Multi-size design to seal multiple pipe sizes
• Can be locked at a 90˚ angle to seal openings in drop manholes
• Can be used as a back plug for sewer tests
• Adapters available to convert Muni-Ball® plugs into Remo® plugs

NEW  Our High-Pressure plugs feature:
• Multi-range use (6 plugs will cover pipe sizes from 4″ to 32″)
• Unlike competitive products, Cherne’s new HP plug has the
rubber and metal bonded, eliminating fears of separation or
rolling off resulting from high backpressures
• Aramid fiber construction
• Optimized design using steel, aramid and natural rubber to
ensure longevity and robust construction
• Water must be used to pressurize these plugs due to high
working pressure
• Removable and field repairable hardware
• Safety/over-inflation device

Cherne Air-Loc Leak Locator  Plugs

Air-Loc leak locator plugs are designed for both
line acceptance tests as well as leak location
testing. Air-Loc front plugs can also be used as
blocking plugs by simply plugging the fill and
read-back ports.

Features:
• Eyebolts on both ends for interconnecting plugs
• Easy to use quick-disconnect hose connections
“Front” Air-Loc Leak Locator Plugs also
come equipped with:
• Color coded inflation ports
• Removable air fittings
• Flexible internal hoses 

ALWAYS BLOCK PLUGS WHEN CONDUCTING AIR TESTS

Leak Locator Plug

Cherne Long Test Ball Pipe Plugs

Long Test-Ball® Plug (“The Original”) Features:

• Ring and chain assembly keeps plug from entering line during deflation
• Includes 3′ extension hose

MS2® Long Test-Ball® Plug Features:

• Multi-size design for use in various pipe diameters
• Multi-stage design eliminates backsplash
• Integrated relief valve reduces the possibility of over-inflation
• Nylon strap and handle keeps plug from entering line during deflation

Long Test Ball Plugs

Cherne Pillow Style Pipe Plugs

• Equipped with a special 30′ inflation hose
• read-back line and gauge
• A repair kit is available to fix small tears and punctures
• Muni-Ball® style plugs feature a bypass with threaded nipples on both ends

Cherne Point Repair Carrier Pipe Plugs

Cherne’s point repair carriers are well-suited for most point repair systems. Available for pipe sizes 4″ to 12″, Cherne’s carriers are known for both their durability and reliability. Custom lengths are available upon request.Features on 6″-10″ and 8″-12″:

• Integrated cage/wheel assembly for ease of movement down the pipe
• Bypass design allows sewage bypass during repair
• Unique centered inflation port for use with push rod inflation poles
• Wire harness keeps unit centered in pipe
• 2″ bypass allows for continuous sewer flow

Features for all sizes:

• Made of aramid corded natural rubber: extremely durable and flexible
• Flexible: All units can fold in half for transport
• ¼” NPT Inflation Port with male quick disconnect for ease of connection

 Protective Sleeves for plugs

 Rupture Protection for plugs

CHERNE MECHANICAL PIPE PLUGS

Cherne Pipe Plug Safety Videos             

PIPE TESTING PROCEEDURES