Canvas Inflatable Air Bags

Canvas Inflatable Air Bags

Product Specification

The answer to a variety of pipe sealing problems in all Industries from Sewerage, Petrochemicals, Food Processing, Mining etc.
The Cover is available in Canvas, Heavy Duty Nylon, or Polyurethane coated to resist Petrol, Oil and Diesel.
Range available for pipe diameters from 50mm to 4,000mm.
Ideal for use in areas where access is smaller than the test diameter. Can also be supplied with the Inflation Tube in the centre to block off either side of a T.
Easily inflated for trouble free pipe sealing.
Fitted either with a Schrader Valve, or Brass Air Tap. Larger sizes fitted with Ball Valve for inflating using a compressor.
Can be fitted with a Pressure Gauge to prevent over inflation.
Canvas Bags are supplied with 1.2mtr or 3mtr hose as standard, but can be manufactured with longer hose to facilitate remote sealing when required.
Nominal pipe sizes, minimum and maximum pipe diameters each Bag will fit, maximum test pressure, and weight of bag are below

Column Diameter of Waterway = Max Inflation Pressure on data sheet below



Part No. Pipe Size Internal Nominal Diameter Will Fit Pipes With Internal Diameter Minimum Insertion into Pipe Overall length Contact length Diameter of waterway Maximum allowable back pressure Approx. Weight
Metric Imperial Minimum Maximum
81011 50mm 2" 45mm 55mm 10 p.s.i 2.5 p.s.i 0.16kg
81021 75mm 3" 70mm 80mm 10 p.s.i 2.5 p.s.i 0.16kg
81031 100mm 4" 95mm 105mm 10 p.s.i 2.5 p.s.i 0.20kg
81041 125mm 5" 120mm 130mm 10 p.s.i 2.5 p.s.i 0.20kg
81051 150mm 6" 145mm 155mm 6 p.s.i 1.5 p.s.i 0.22kg
81061 175mm 7" 170mm 180mm 4 p.s.i 1 p.s.i 0.30kg
81071 200mm 8" 195mm 205mm 4 p.s.i 1 p.s.i 0.32kg
81081 225mm 9" 220mm 230mm 4 p.s.i 1 p.s.i 0.27kg
81101 250mm 10" 245mm 255mm 4 p.s.i 1 p.s.i 0.28kg
81121 300mm 12" 295mm 305mm 3 p.s.i 0.75 p.s.i 0.32kg
81141 350mm 14" 345mm 355mm 3 p.s.i 0.75 p.s.i 0.40kg
81151 375mm 15" 370mm 380mm 3 p.s.i 0.75 p.s.i 0.40kg
81161 400mm 16" 395mm 405mm 3 p.s.i 0.75 p.s.i 0.42kg
81183 450mm 18" 445mm 455mm 2 p.s.i 0.5 p.s.i 0.47kg
81193 500mm 20" 495mm 505mm 2 p.s.i 0.5 p.s.i 0.51kg
81203 525mm 21" 520mm 530mm 2 p.s.i 0.5 p.s.i 0.58kg
81213 600mm 24" 595mm 605mm 2 p.s.i 0.5 p.s.i 0.64kg
81223 675mm 27" 670mm 680mm 2 p.s.i 0.5 p.s.i 0.84kg
81233 750mm 30" 745mm 755mm 2 p.s.i 0.5 p.s.i 0.84kg
81241 800mm 32" 795mm 805mm 2 p.s.i 0.5 p.s.i 0.89kg
81281 900mm 36" 895mm 905mm 1 p.s.i 0.25 p.s.i 1.03kg