• Easily inflated bag for the sealing of pipes such as drains
• Ideal for use in areas where access is smaller than the test diameter
• Fitted with a brass valve and they are inflated with a brass inflator pump (Code 78BIPU)
• Supplied with a 3m hose as standard
• A 20m length of extension tubing is available (code: 78DRTKH)
• 4" Canvas Drain Sealing Bag - maximum permissible back pressure is 2.5psi