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Cherne MS2 long Test Ball plugs are ideal for waste stack testing from floor drains to sewer pipes.
A
B| Style | Model | Nominal Size | Range | Max. Back Pressure | Required Inflation Pressure | Deflated Length | Deflated Diameter | Price | |
|---|---|---|---|---|---|---|---|---|---|
| A | 274518 | 2" to 3" | 1.75" To 3.25" | 13 psi/30 ft. | 40 psi | 19.44" | 1.58" | £135.80 | |
| B | 274526 | 3" to 4" | 2.75" To 4.25" | 13 psi/30 ft. | 40 psi | 23.75" | 2.38" | £160.50 | |
| B | 274534 | 4" to 6" | 3.5" To 6.25" | 13 psi/30 ft. | 30 psi | 26.62" | 3.25" | £392.28 |
Cherne offers a 2-year warranty on all pneumatic plugs (from the date of manufacture) when kept under controlled conditions and at temperatures between 0 and 125 degrees Fahrenheit.
The inflation pressure should be checked and maintained a minimum of once per 4 hours while in use.