Blocking Plugs

Cherne® offers Blocking Plugs for any size pipe(s) you encounter on your project. Our Clean Seal and Clean Seal II work great for those DWV testing challenges. Our long and MS (Multi-Stage) plugs assist in underground sanitary and storm sewer projects. Cherne also offers Specialty Pillow Plugs for the largest of pipe diameters.   

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18_I-SeriesTest-BallPlugsNew_H_001.jpg - Cherne® 4-8 in. I-Series Test-Ball® Plug

Cherne® I-Series® Test-Ball®

Cherne

I-Series Test-Ball

Black

Waterworks

Blocking

I-Series Test Ball Plugs are 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

Premium performance and aesthetics

Superior back pressure

Lightweight, short and flexible

3.8 lbs.

15 psi (1 bar)

45 psi (3 bar)

3.95 in. - 8.25 in. (92 - 210 mm)

23 in.

0.125 in.

4 in. - 8 in. (100 - 200 mm)

3.41 in.

0.25 in. Eyebolt

No

No

15

3.41

7.1 lbs.

15 psi (1 bar)

45 psi (3 bar)

5.5 in. - 12.25 in. (140 - 310 mm)

25 in.

0.25 in.

6 in. - 12 in. (150 - 300 mm)

5.41 in.

0.25 in. Eyebolt

No

No

15

5.41

11 lbs.

15 psi (1 bar)

45 psi (3 bar)

7.5 - 12.25 in. (190 - 312 mm)

19.8 in.

0.25 in.

8 in. - 12 in. (200 - 300 mm)

6.85 in.

0.25 in. Eyebolt

No

No

15

6.85

11.4 lbs.

15 psi (1 bar)

45 psi (3 bar)

7.5 in. - 16.25 in. (186 - 413 mm)

28 in.

0.25 in.

6.41 in.

8 in. - 16 in. (200 - 400 mm)

0.25 in. Eyebolt

No

No

15

6.41

20.7 lbs.

15 psi (1 bar)

45 psi (3 bar)

10.75 in. - 18.25 in. (279 - 464 mm)

25 in.

10.5 in.

0.25 in.

12 in. - 18 in. (300 - 450 mm)

0.25 in. Eyebolt

No

No

15

10.5

38 lbs.

15 psi (1 bar)

45 psi (3 bar)

10.75 in. - 18.25 in. (279 - 464 mm)

25 in.

11.9 in.

0.25 in.

12 in. - 18 in. (300 - 450 mm) with sleeve

0.25 in. Eyebolt

No

No

15

11.9

26.9 lbs.

15 psi (1 bar)

45 psi (3 bar)

11 in. - 24.25 in. (279 - 616 mm)

37 in.

10.38 in.

0.25 in.

Yes

12 in. - 24 in. (300 - 600 mm)

0.25 in. Eyebolt

No

15

10.38

42.2 lbs.

15 psi (1 bar)

45 PSI

11 in. - 24.25 in. (279 - 616 mm)

37 in.

11.9 in.

0.25 in.

12 in. - 24 in. (300 - 600 mm) with sleeve

0.25 in. Eyebolt

No

No

15

11.9

99 lbs.

12.2 psi

48 in. (1219 mm)

15.63 in.

1/4 in. & 1/2 in.

15 in. - 32 in. (380 - 800 mm)

25 psi (1,72 bar)

15 in. - 32 in. (380 - 800 mm)

0.75 in. Eyebolt

No

No

12.2

15.63

65 lbs.

12.2 psi

25 psi (1,72 bar)

15 in. - 32 in. (380 - 800 mm)

48 in. (1219 mm)

14.3 in. (363 mm)

1/4 in. & 1/2 in.

3/4 in. (2)

15 in. – 32 in. (380 – 800 mm)

No

No

12.2

14.3

81 lbs.

Rubber

No

53.5 in. (1359 mm)

8.7 psi

19.5 in. (495.3 mm)

1/4 in. & 1/2 in.

20 in. - 40 in. (500–1000 mm)

25 psi (1,72 bar)

20 in. - 40 in. (508 - 1000 mm)

3/4 in. (2)

No

8.7

19.5

125 lbs.

10 psi / 23 ft.

22 psi (1,5 bar)

20.5 in. - 50 in. (521 - 1270 mm)

68 in.

1/4 in. & 1/2 in.

24 in. - 48 in. (600 - 1200 mm)

3/4 in.

No

19.1 in. (485 mm)

No

10

19.1

188 lbs.

10.1 psi

24 in. - 48 in. (600 - 1200 mm)

68 in. (1730 mm)

20.83 in.

1/4 in. & 1/2 in.

22 psi (1,5 bar)

20.5 in. - 50 in. (521 - 1270 mm)

0.75 in. Eyebolt

No

10.1

20.83

253 lbs.

6 PSI

88 in.

20.77 in.

0.25in. & 0.5 in.

24 in. - 48 in. (600 - 1200 mm)

22 PSI

20.5 in. - 60.5 in. (520 - 1537 mm)

0.75 in. Eyebolt

No

No

6

20.77

140 lbs.

6 PSI/14 ft

22 psi (1,5 bar)

20.5 in. - 60.5 in. (520 - 1537 mm)

88 in.

1/4 in. & 1/2 in.

3/4 in. (2)

19.1 in. (485 mm)

24 in. - 60 in. (600 - 1500 mm)

No

No

6

19.1

500 lbs.

6 PSI/14 ft

12 psi (0,83 bar)

44 in. - 72.25 in. (1118 - 1835 mm)

100 in.

0.5 in.

48 in. – 72 in. (1200– 1800 mm)

3/4 in.

43 in. (1092.2 mm)

No

No

6

36

455 lbs.

6 PSI

48 in. – 72 in. (1200–1800 mm)

100 in.

47.17 in.

0.5 in.

12 PSI

44 in. - 72.25 in. (1200 - 1835 mm)

0.75 in. Eyebolt

No

No

6

36

500 lbs.

6.4 PSI

11 psi (0,75 bar)

54 in. - 96.25 in. (1400 - 2450 mm)

128 in.

1/2 in. (2)

3/4 in.

43 in. (1092.2 mm)

54 in. - 96 in. (1400 - 2400 mm)

No

No

6.4

36

729 lbs.

6.4 PSI

128 in.

49.79 in.

0.5 in.

54 in. - 96 in. (1400 - 2400 mm)

11 PSI

54 in. - 96.25 in. (1400 - 2450 mm)

0.75 in. Eyebolt

No

No

6.4

36

270-032_h.jpg - Cherne® 3/4 in.-1-1/4 in. Test-Ball® Plug

Cherne® Single-Size Plumbing Test-Ball®

Cherne

Black

Single-Size Plumbing Test-Ball

Ring and Chain

Plumbing

Blocking

Single-Size Test-Ball® Plugs are designed to test drain, vent and waste systems in every type of pipe

Natural rubber body provides excellent expansion and a great seal in round and out-of-round pipe

Inflatable design can fit through test tees, sanitary tees, floor drains and other hard to access pipe openings

Ideal for testing DWV plumbing systems at pressures up to 13 psi or with 30 ft of head pressure

Utilizes a standard tire air fitting for easy connections

Ring and chain assembly helps prevent the plug from being drawn into DWV systems during tests

3.5 oz.

17 psi (1,2 bar)/40 ft. (12 M)

65 psi (4,5 bar)

.75 in. - 1.30 in. (20 - 33 mm)

3.75 in.

0.73 in.

.75 in. - 1.25 in. (20 - 30 mm)

0.73 in. (18.5 mm)

17

0.73

3.5 oz.

13 psi (0,9 bar)/30 ft. (9.1 M)

40 psi (2,8 bar)

1.17 in. - 1.75 in. (30 - 44 mm)

5.5 in.

1.1 in.

1.25 in. - 1.5 in. (35 - 40 mm)

1.1 in. (31 mm)

13

1.1

3.5 oz.

13 psi (0,9 bar)/30 ft. (9.1 M)

40 psi (2,8 bar)

1.9 in. - 2.25 in. (48 - 57 mm)

2.84 in.

1.77 in.

2 in. (50 mm)

1.77 in. (45 mm)

13

1.77

6.5 oz.

13 psi (0,9 bar)/30 ft. (9.1 M)

35 psi (2,4 bar)

2.34 in. - 2.75 in. (48-70 mm)

4.5 in.

2.3 in.

2.5 in. (64 mm)

13

2.3

6.5 oz.

13 psi (0,9 bar)/30 ft. (9.1 M)

35 psi (2,4 bar)

2.77 in. - 3.25 in. (70 - 83 mm)

5.25 in.

3 in. (75 mm)

Yes

2.64 in.

2.64 in. (67 mm)

13

2.64

9 oz.

13 psi (0,9 bar)/30 ft. (9.1 M)

30 psi (2,1 bar)

3.41 in. - 4.25 in. (87 - 108 mm)

6.5 in.

4 in. (100 mm)

Yes

3.25 in.

3.25 in. (83 mm)

13

3.25

1.3 lbs.

13 psi (0,9 bar)/30 ft. (9.1 M)

30 psi (2,1 bar)

4.6 in. - 5.25 in. (117 - 133 mm)

7.75 in.

5 in. (125 mm)

4.5 in.

4.5 in. (114 mm)

13

4.5

1.9 lbs.

13 psi (0,9 bar)/30 ft. (9.1 M)

30 psi (2,1 bar)

5.44 in. - 6.25 in. (138 - 159 mm)

9 in.

6 in. (150 mm)

5.25 in.

5.25 in. (135 mm)

13

5.25

511088_h.jpg - Cherne® 4 in. - 8 in. High Pressure Plug

Cherne® Multi-Size High Pressure Plugs

Cherne

150 PSI / 346 ft.

200 PSI / 13.8 bar

Waterworks

Multi-Size High Pressure

Bypass

Made in USA

Air is purged from the plug during inflation

The rubber and metal is bonded, eliminating fears of separation or rolling off resulting from high back pressures

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

150

3.8-8.2 in.

16 in.

Black

0.25 in.

4 in. - 8 in. (100 - 200 mm)

Yes

3.8 in.

3/8 in. M

Air is purged from the test area (8-12" and larger diameter)

Multi-Size design for use in various pipe diameters

3.8

7.7-12.2 in.

24 in.

Black

0.25 in.

8 in. - 12 in. (200 - 300 mm)

0.625 in. Eyebolt

7.7 in.

1-1/2 in. M

Air is purged from the test area (8-12" and larger diameter)

Multi-Size design for use in various pipe diameters

7.7

11.9-16.2 in.

24 in.

Black

11.9 in.

0.25 in.

0.625 in. Eyebolt

12-16 in. (300-400 mm)

2 in. M

Air is purged from the test area (8-12" and larger diameter)

Multi-Size design for use in various pipe diameters

No

11.9

15.2-20.2 in.

24 in.

Black

15.2 in.

0.5 in.

16-20 in. (400-500 mm)

0.75 in. Eyebolt

2 in. M

Air is purged from the test area (8-12" and larger diameter)

Multi-Size design for use in various pipe diameters

15.2

19.2-26.2 in.

24 in.

Black

0.5 in.

0.75 in. Eyebolt

19.2 in.

20-26 in. (500-650 mm)

2 in. M

Air is purged from the test area (8-12" and larger diameter)

Multi-Size design for use in various pipe diameters

19.2

25.8-32.2 in.

24 in.

Black

0.5 in.

26-32 in. (650-800 mm)

0.75 in. Eyebolt

25.8 in.

2 in. M

Air is purged from the test area (8-12" and larger diameter)

Multi-Size design for use in various pipe diameters

No

25.8

37.2-42.2 in.

Air is purged from the test area (8 in.–12 in. to 38 in.–42 in. sizes)

Multi-size range use (6 plugs will cover pipe sizes from 4 in. to 42 in.)

No

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