Cherne
3/4 in. eyebolts on 15-32 in. and larger plugs
Pressure relief valve on 15-32 in. and larger protects plugs from over inflation
Flexible bypass hoses
Small deflated diameters
All plugs through 24-60 in. easily fit through a 24 in. manhole frame
48-72 in. & 54-96 in. plugs fit through a 36 in. opening
Aluminum end plates minimize rust
Superior expansion range
Full body cording for added durability
15 psi (1 bar)
45 psi (3 bar)
I-Series Muni-Ball
23 in. (585 mm)
1/2 in. M
Black
3.41 in.
1/8 in.
4 in. - 6 in. (100 - 150 mm)
0.8 in. Bracket Tag
Waterworks
3.95 in. - 8.25 in. (92 - 210 mm)
Bypass
4.7 lb.
No
15
3.41
4
6
15 psi (1 bar)
45 psi (3 bar)
I-Series Muni-Ball
25 in. (635 mm)
1 in. M
Black
5.41 in.
1/8 in.
6 in. - 12 in. (150 - 300 mm)
0.8 in. Bracket Tag
Waterworks
5.5 in. - 12.25 in. (140 - 310 mm)
Bypass
9.5 lb.
Yes
No
15
5.41
6
12
15 psi (1 bar)
45 psi (3 bar)
I-Series Muni-Ball
18.5 in. (470 mm)
2 in. M
Black
6.85 in.
1/4 in.
8 in. - 12 in. (200 - 300 mm)
0.25 in. Eyenut
Waterworks
7 in. - 12.25 in. (178 - 311 mm)
Bypass
12.3 lb.
No
15
6.85
8
12
15 psi (1 bar)
45 psi (3 bar)
I-Series Muni-Ball
28 in. (712 m)
2 in. M
Black
6.41 in.
1/4 in.
8 in. - 16 in. (200 - 400 mm)
0.25 in. Eyenut
Waterworks
7.5 in. - 16.25 in. (186 - 413 mm)
Bypass
15.9 lb.
No
15
6.41
8
16
15 psi (1 bar)
45 psi (3 bar)
I-Series Muni-Ball
25 in. (635 mm)
3 in. M
Black
10.5 in.
1/4 in.
12 in. - 18 in. (300 - 450 mm)
0.25 in. Eyenut
Waterworks
10.75 in. - 18.25 in. (273 - 464 mm)
Bypass
28.1 lb.
No
15
10.5
12
18
15 psi (1 bar)
45 psi (3 bar)
I-Series Muni-Ball
25 in. (635 mm)
3 in. M
Black
11.9 in.
1/4 in.
12 in. - 18 in. (300 - 450 mm) with sleeve
0.25 in. Eyenut
Waterworks
10.75 in. - 18.25 in. (273 - 464 mm)
Bypass
Yes
43 lb.
No
15
11.9
12
18
15 psi (1 bar)
45 psi (3 bar)
I-Series Muni-Ball
37 in. (939 mm)
3 in. M
Black
10.38 in.
1/4 in.
12 in. - 24 in. (300 - 600 mm)
0.25 in. Eyenut
Waterworks
Yes
11 in. - 24.25 in. (279 - 616 mm)
Bypass
35.2 lb.
No
10.38
12
24
15 psi (1 bar)
45 psi (3 bar)
I-Series Muni-Ball
37 in. (939 mm)
3 in. M
Black
11.9 in.
1/4 in.
12 in. - 24 in. (300 - 600 mm) with sleeve
0.25 in. Eyenut
Waterworks
11 in. - 24.25 in. (279 - 616 mm)
Bypass
50.2 lb.
No
15
11.9
12
24
I-Series Muni-Ball
4 in. M
15 in. - 32 in. (380 - 800 mm)
Waterworks
48 in. (1219 mm)
12.2 psi
15.63 in.
1/4 in. & 1/2 in.
25 psi (1,72 bar)
15 in. - 32 in. (375 - 800 mm)
0.75 in. Eyebolt
Bypass
Black
148 lb.
12.2
15.63
15
32
I-Series Muni-Ball
2 in. M
15 in. - 32 in. (380 - 800 mm)
Waterworks
48 in. (1219 mm)
12.2 psi
15.63 in.
1/4 in. & 1/2 in.
25 psi (1,72 bar)
15 in. - 32 in. (375 - 800 mm)
0.75 in. Eyebolt
Bypass
Black
137 lb.
No
12.2
15.63
15
32
I-Series Muni-Ball
6 in. M
15 in. - 32 in. (380 - 800 mm)
Waterworks
48 in. (1219 mm)
12.2 psi
14.3 in. (363 mm)
1/4 in. & 1/2 in.
25 psi (1,72 bar)
15 in. - 32 in. (375 - 800 mm)
0.75 in. Eyebolt
Bypass
Black
161 lb.
No
12.2
14.3
15
32
12.2 psi
25 psi (1,72 bar)
15 in. - 32 in. (375 - 800 mm)
I-Series Muni-Ball
48 in. (1219 mm)
4 in. M
Black
14.3 in. (363 mm)
1/4 in. & 1/2 in.
3/4 in. (2)
Waterworks
15 in. - 32 in. (380 - 800 mm)
Bypass
80 lb.
12.2
14.3
15
32
11 psi / 25 ft.
25 psi (1,72 bar)
15 in. - 32 in. (375 - 800 mm)
I-Series Muni-Ball
48 in. (1219 mm)
6 in. M
Black
14.3 in. (363 mm)
1/4 in. & 1/2 in.
3/4 in. (2)
Waterworks
15 in. - 32 in. (380 - 800 mm)
Bypass
94 lb.
No
11
14.3
15
32
11 psi / 25 ft.
25 psi (1,72 bar)
15 in. - 32 in. (375 - 800 mm)
I-Series Muni-Ball
48 in. (1219 mm)
2 in. M
Black
14.3 in. (363 mm)
1/4 in. & 1/2 in.
3/4 in. (2)
Waterworks
15 in. - 32 in. (380 - 800 mm)
Bypass
73 lb.
No
11
14.3
15
32
I-Series Muni-Ball
4 in. M
24 in. - 48 in. (600 - 1200 mm)
Waterworks
68 in. (1730 mm)
10.1 psi
20.83 in.
1/4 in. & 1/2 in.
22 psi (1,5 bar)
20 in. - 50 in. (510 - 1270 mm)
0.75 in. Eyebolt
Bypass
Black
209 lb.
No
10.1
20.83
24
48
I-Series Muni-Ball
6 in. M
24 in. - 48 in. (600 - 1200 mm)
Waterworks
68 in. (1730 mm)
10.1 psi
20.83 in.
0.5 in.
22 psi (1,5 bar)
20 in. - 50 in. (510 - 1270 mm)
0.75 in. Eyebolt
Bypass
Black
203 lb.
No
10.1
20.83
24
48
I-Series Muni-Ball
4 in. M
24 in. - 48 in. (600 - 1200 mm)
Waterworks
88 in. (2235 mm)
6 PSI
20.77 in.
0.25in. & 0.5 in.
22 psi (1,5 bar)
20.5 in. - 60.5 in. (520 - 1537 mm)
0.75 in. Eyebolt
Bypass
Black
271 lb.
No
6
20.77
24
48
I-Series Muni-Ball
6 in. M
24 in. - 48 in. (600 - 1200 mm)
Waterworks
53.5 in. (1359 mm)
8.7 PSI
19.5 in.
0.25in. & 0.5 in.
25 psi (1,72 bar)
20 in. - 40 in. (508 - 1000 mm)
0.5 in. Eyebolt
Bypass
Black
303 lb.
No
8.7
19.5
24
48
10 psi / 23 ft.
22 psi (1,5 bar)
20 in. - 50 in. (510 - 1270 mm)
I-Series Muni-Ball
68 in. (1730 mm)
6 in.
Black
1/4 in. & 1/2 in.
24 in. - 48 in. (600 - 1200 mm)
3/4 in. (2)
Waterworks
20 in. (485 mm)
Bypass
150 lb.
10
20
24
48
10 psi / 23 ft.
22 psi (1,5 bar)
20 in. - 50 in. (510 - 1270 mm)
I-Series Muni-Ball
68 in. (1730 mm)
4 in. M
Black
1/4 in. & 1/2 in.
24 in. - 48 in. (600 - 1200 mm)
3/4 in. (2)
Waterworks
Yes
20 in. (485 mm)
Bypass
150 lb.
10
20
24
48
6 PSI/14 ft
22 psi (1,5 bar)
20.5 in. - 60.5 in. (520 - 1537 mm)
I-Series Muni-Ball
88 in. (2235 mm)
4 in. M
Black
1/4 in. & 1/2 in.
3/4 in. (2)
Waterworks
20 in. (485 mm)
24 in. - 60 in. (600 - 1500 mm)
Bypass
153 lb.
No
6
20
24
60
6 PSI/14 ft
22 psi (1,5 bar)
20.5 in. - 60.5 in. (520 - 1537 mm)
I-Series Muni-Ball
88 in. (2235 mm)
6 in. M
Black
1/4 in. & 1/2 in.
3/4 in. (2)
Waterworks
20 in. (485 mm)
24 in. - 60 in. (600 - 1500 mm)
Bypass
164 lb.
No
6
20
24
60
I-Series Muni-Ball
4 in. M
48 in. - 72 in. (1200 - 1800 mm)
Waterworks
93 in. (2632 mm)
6 PSI
47.17 in.
0.5 in.
12 psi (0,83 bar)
44 in. - 72.25 in. (1200 - 1835 mm)
0.75 in. Eyebolt
Bypass
Black
563 lb.
No
6
36
48
72
I-Series Muni-Ball
8 in. Flanged
48 in. - 72 in. (1200 - 1800 mm)
Waterworks
93 in. (2632 mm)
6 PSI
47.17 in.
0.5 in.
12 psi (0,83 bar)
44 in. - 72.25 in. (1200 - 1835 mm)
0.75 in. Eyebolt
Bypass
Black
- lb.
No
6
36
48
72
I-Series Muni-Ball
6 in. M
48 in. - 72 in. (1200 - 1800 mm)
Waterworks
93 in. (2632 mm)
6 PSI
47.17 in.
0.5 in.
12 psi (0,83 bar)
44 in. - 72.25 in. (1200 - 1835 mm)
0.75 in. Eyebolt
Bypass
Black
657 lb.
No
6
36
48
72
6 PSI/14 ft
12 psi (0,83 bar)
44 in. - 72.25 in. (1200 - 1835 mm)
I-Series Muni-Ball
93 in. (2632 mm)
8 in. Flanged
Black
1/2 in. (2)
48 in. – 72 in. (1200–1800 mm)
3/4 in. (3)
Waterworks
43 in. (1092 mm)
Bypass
448 lb.
No
6
36
48
72
6 PSI/14 ft
12 psi (0,83 bar)
44 in. - 72.25 in. (1200 - 1835 mm)
I-Series Muni-Ball
93 in. (2632 mm)
6 in. M
Black
1/2 in. (2)
48 in. – 72 in. (1200–1800 mm)
3/4 in. (3)
Waterworks
43 in. (1092 mm)
Bypass
418 lb.
No
6
36
48
72
6 PSI/14 ft
12 psi (0,83 bar)
44 in. - 72.25 in. (1118 - 1835 mm)
I-Series Muni-Ball
93 in. (2632 mm)
4 in. M
Black
1/2 in. (2)
48 in. – 72 in. (1200–1800 mm)
3/4 in. (3)
Waterworks
43 in. (1092 mm)
Bypass
310 lb.
6
36
48
72
I-Series Muni-Ball
6 in. M
54 in. - 96 in. (1400 - 2400 mm)
Waterworks
132 in. (3353 mm)
6.4 PSI
49.79 in.
0.5 in.
11 psi (0,75 bar)
50 in. - 96.25 in. (1270 - 2400 mm)
0.75 in. Eyebolt
Bypass
Black
781 lb.
No
6.4
36
54
96
I-Series Muni-Ball
8 in. Flanged
54 in. - 96 in. (1400 - 2400 mm)
Waterworks
132 in. (3353 mm)
6.4 PSI
49.79 in.
0.5 in.
11 psi (0,75 bar)
50 in. - 96.25 in. (1270 - 2400 mm)
0.75 in. Eyebolt
Bypass
Black
- lb.
No
6.4
36
54
96
I-Series Muni-Ball
4 in. M
54 in. - 96 in. (1400 - 2400 mm)
Waterworks
43 in.
6.4 PSI
49.79 in.
0.5 in.
11 psi (0,75 bar)
50 in. - 96.25 in. (1270 - 2400 mm)
0.75 in. Eyebolt
Bypass
Black
752 lb.
No
6.4
36
54
96
6 PSI/14 ft
11 psi (0,75 bar)
50 in. - 96.25 in. (1270 - 2400 mm)
I-Series Muni-Ball
132 in. (3353 mm)
6 in. M
Black
1/2 in. (2)
3/4 in. (3)
Waterworks
43 in. (1092 mm)
54 in. - 96 in. (1400 - 2400 mm)
Bypass
480 lb.
No
6
36
54
96
6 PSI/14 ft
11 psi (0,75 bar)
50 in. - 96.25 in. (1270 - 2400 mm)
I-Series Muni-Ball
132 in. (3353 mm)
8 in. Flanged
Black
1/2 in. (2)
3/4 in. (3)
Waterworks
43 in. (1092 mm)
54 in. - 96 in. (1400 - 2400 mm)
Bypass
506 lb.
No
6
36
54
96
6 PSI/14 ft
11 psi (0,75 bar)
54 in. - 96.25 in. (1400 - 2450 mm)
I-Series Muni-Ball
132 in. (3353 mm)
4 in. M
Black
1/2 in. (2)
3/4 in. (3)
Waterworks
43 in. (1092 mm)
54 in. - 96 in. (1400 - 2400 mm)
Bypass
500 lb.
No
6
36
54
96
No
48 in. (1219 mm)
2 in. M
12.2 psi
14.3 in. (363 mm)
1/4 in. & 1/2 in.
25 psi (1,72 bar)
3/4 in. (2)
No
48 in. (1219 mm)
2 in. M
12.2 psi
15.63 in.
1/4 in. & 1/2 in.
25 psi (1,72 bar)
0.75 in. Eyebolt
No
48 in. (1219 mm)
4 in. M
12.2 psi
14.3 in. (363 mm)
1/4 in. & 1/2 in.
25 psi (1,72 bar)
3/4 in. (2)
No
48 in. (1219 mm)
4 in. M
12.2 psi
15.63 in.
1/4 in. & 1/2 in.
25 psi (1,72 bar)
0.75 in. Eyebolt
No
53.5 in. (1359 mm)
4 in. M
10 psi
20.83 in.
1/4 in. & 1/2 in.
25 psi (1,72 bar)
0.5 in. Eyebolt
No
53.5 in. (1359 mm)
6 in. M
10 psi
20.83 in.
0.25in. & 0.5 in.
25 psi (1,72 bar)
0.5 in. Eyebolt
No
53.5 in. (1359 mm)
4 in. M
10 psi
19.5 in. (495.3 mm)
1/4 in. & 1/2 in.
25 psi (1,72 bar)
1/2 in. (2)
No
53.5 in. (1359 mm)
6 in. M
10 psi
19.5 in. (495.3 mm)
1/4 in. & 1/2 in.
25 psi (1,72 bar)
1/2 in. (2)
No
68 in. (1730 mm)
4 in. M
10 psi
20.83 in.
1/4 in. & 1/2 in.
25 psi (1,72 bar)
0.75 in. Eyebolt
No
68 in. (1730 mm)
6 in. M
10 psi
20.83 in.
0.5 in.
25 psi (1,72 bar)
0.75 in. Eyebolt
No
68 in. (1730 mm)
4 in. M
10 psi
20 in. (485 mm)
1/4 in. & 1/2 in.
25 psi (1,72 bar)
3/4 in. (2)
No
68 in. (1730 mm)
6 in.
10 psi
20 in. (485 mm)
1/4 in. & 1/2 in.
25 psi (1,72 bar)
3/4 in. (2)