Top 10 Best test plug in 2026

Last Updated - 6/6/2026

🏆Best Choice

Oatey

Oatey 33403 Plastic Plug (with Galvanized screw and wing nut), 4-Inch, Red

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•End-of-pipe plug seals or holds pressure to test piping system
•Plugs open-ended 4 in. pipes
•Made with ABS glass-reinforced plates for added strength
•Mechanically seals only at the end of a pipe, preventing plug from falling into stack
•Rated for 17 PSI or 40 ft. of head pressure
•Can be used in long-term applications
•Plastic plug body will not rust or corrode
•Natural, chemical-resistant rubber O-ring for excellent expansion and memory
•Zinc-plated steel handle
•Galvanized carriage bolt to prevent corrosion

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$8.95

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Oatey

Oatey 33402 End-of-Pipe Gripper Plugs, 3 in, 5 Psi Back

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•End-of-pipe plug seals or holds pressure to test piping system
•Plugs open-ended 3 in. pipes
•Made with ABS glass-reinforced plates for added strength
•Mechanically seals only at the end of a pipe, preventing plug from falling into stack
•Rated for 17 PSI or 40 ft. of head pressure
•Can be used in long-term applications
•Plastic plug body will not rust or corrode
•Natural, chemical-resistant rubber O-ring for excellent expansion and memory
•Zinc-plated steel handle
•Galvanized carriage bolt to prevent corrosion
•Galvanized mechanical plugs have a wide usage range making them effective on most piping material
•Maximum allowed air is 5 PSIG on plastic and 2 PSIG on galvanized
•Plastic mechanical plugs are premium plugs designed to hold higher pressures

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$7.34

$12.70

-42%

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Cherne

Cherne 270229 End-Of-Pipe Gripper Mechanical Test Plug, 2", Yellow

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•Ideal for plumbing system tests
•Seals inside pipe as far as needed, rated for 17 PSI or 40 ft. of head pressure
•Extra large zinc wing nut for ease of tightening, no wrench required
•Natural rubber O-ring for excellent expansion and memory
•ABS glass-reinforced plates for added strength

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$8.90

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Cherne

Cherne Oatey Oatey 270024 Test-Ball 2-inch Plug, Black

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Made of natural rubber body for excellent expansion and memory
•Seals both round and out-of-round pipe. Usage Range: 1.9-2.25 in. Deflated Length: 2.84 in. Deflated Diameter: 1.77 in.
•Fits easily through test tees, sanitary tees, floor drains, and other hard-to-access pipe openings. Maximum Back Pressure: 13 PSI / 30 ft.
•Zinc-plated steel chain and ring handle acts as an anchor to prevent plug from sliding down a line
•Broader expansion range than mechanical plugs

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$29.02

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Oatey

Oatey 33400 Mechanical End-of-Pipe Gripper Plug, 1-1/2 in., Red, 1 Count

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•End-of-pipe plug seals or holds pressure to test piping system. Plugs open-ended 1-1/2 in. pipes
•Made with ABS glass-reinforced plates for added strength. Mechanically seals only at the end of a pipe, preventing plug from falling into stack
•Rated for 17 PSI or 40 ft. of head pressure. Can be used in long-term applications
•Plastic plug body will not rust or corrode. Natural, chemical-resistant rubber O-ring for excellent expansion and memory
•Zinc-plated steel handle. Galvanized carriage bolt to prevent corrosion. Wing nut allows for easy tightening and removal

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$5.65

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Feekoon

Feekoon 1/2 Inch MNPT Bathroom Shower Test Plug, Reusable Pressure Testing Plug for Shower and Tub Installations, Easy to Install(6 Pack)

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•Bathroom Shower Test Plug: The package includes 6 pcs 1/2 inch MNPT shower test plugs, which can be applied for pressure testing before final tile or fiberglass installations
•Easy to Install: No tools or welding required simply plug the shower test plug in and it's ready to use. The quick and hassle free installation allows for ease of use, saving you time and reducing the risk of errors during setup
•Built to Last: Made of quality plastic, this test plug is sturdy and lightweight. Its robust construction ensures long lasting performance. Lightweight design prevents floor damage if accidentally dropped
•Reusable Design: This shower test plug can be easily disassembled and reused for other installations, offering excellent value and versatility for your projects
•Reliable Tool for Pressure Testing: Equipped with a quality rubber ring, this plug delivers exceptional sealing for pressure testing water pipes. It also prevents dust and debris from entering the connection during installation, ensuring a clean and secure fit

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$14.99

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Oatey

Oatey 271713 Cherne Clean Seal Plug, 3-Inch

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•Easy to install by threading into test tee and inflating bladder
•Design keeps work area and plumber dry, eliminating water backsplash
•Package Dimensions: 18.034 L x 9.652 H x 9.906 W (centimeters)
•Item package weight: 1.0 pounds

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$35.79

$38.01

-6%

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Oatey

Oatey 42270 130 Series Test Plug Tool

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Test plug & 130 series, reuseableSpecifications
•Color: Blue
•Material Type: Polypropylene
•Series: 130 Series
•Weight: 1 lbs

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$4.75

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Eastman

Eastman 2 Inch IPS Mechanical Test Plug, Screw and Zinc Nut, ABS, 78033

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•TOILET DRAIN PLUG: The mechanical test plug is designed for testing of plumbing pipelines and can be used for temporary or permanent plug for piping
•COMPATIBILITY: The pipe test plug measures 2 inches in diameter for a universal fit with most standard-sized drains
•DURABLE: Test plugs are constructed of high-impact ABS plastic for long-lasting reliability, and are resistant to rust and corrosion
•EASY INSTALLATION: The test plug is equipped with a Neoprene gasket to ensure a secure and tight fit
•WHAT IS INCLUDED: Test plug features an oversized die-cast wingnut with a wrench pad for easy removal of the test plug if necessary

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$11.17

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Oatey

Cherne 269867 Kwik n Sure Mechanical Test Plug, 0.75",Small

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•CHERNE INDUSTRIES Pipe Plug,Mechanical,0.75 In 269867
•All products are backed with the highest quality technical and customer support programs in the industry
•Works in all types of pipe. Works well for plugging water line stub-outs
•Wing nut on 3/8" - 1-1/4" sizes. Hex nut on 1.5" through 5" sizes
•All products are backed with the highest quality technical and customer support programs in the industry
•Works in all types of pipe. Works well for plugging water line stub-outs
•Wing nut on 3/8" - 1-1/4" sizes. Hex nut on 1.5" through 5" sizes

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$7.50

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