Drain Test Plugs Horobin

Steel Test Plugs

Thrustwashers fitted as standard on all plugs 9” (225mm) & above.
Zinc plated – corrosion resistant to 90 hours salt spray test.
Combines the economy of price with the strength of steel.
Carries the Horobin name – quality guaranteed.
Nominal pipe sizes, minimum & maximum pipe diameters each Plug will fit, maximum test pressure & weight of Plug as detailed below:

Part No.Pipe Size Internal Nominal DiameterWill Fit Pipes With Internal DiameterMinimum Insertion into PipeOverall lengthContact lengthDiameter of waterwayMaximum allowable back pressureApprox. Weight
MetricImperialMinimumMaximum
73012 40mm 1 1/2" 37mm 50mm 31mm 81.5mm   1/2 30 p.s.i 0.16kg
73022 50mm 2" 50mm 61mm 32.7mm 82.8mm   1/2 30 p.s.i 0.18kg
73032 65mm 2 1/2" 61mm 75mm 33.2mm 80.5mm   1/2 30 p.s.i 0.26kg
73042 75mm 3" 73mm 85mm 34mm 80.5mm   1/2 20 p.s.i 0.28kg
73052 89mm 3 1/2" 84mm 100mm 41mm 81mm   1/2 15 p.s.i 0.36kg
73062 100mm 4" 94mm 108mm 37.5mm 83.3mm   1/2 10 p.s.i 0.41kg
73072 114mm 4 1/2" 110mm 125mm 40mm 83.3mm   1/2 10 p.s.i 0.58kg
73082 125mm 5" 124mm 139mm 37mm 83.3mm   1/2 10 p.s.i 0.60kg
73092 150mm 6" 145mm 160mm 39.7mm 83.3mm   1/2 10 p.s.i 0.75kg
73542 175mm 7" 175mm 200mm 46mm 130mm   1" 7 p.s.i 1.56kg
73552 200mm 8" 195mm 215mm 37mm 130mm   1" 7 p.s.i 1.47kg
73562 225mm 9" 210mm 230mm 58mm 150mm   1" 7 p.s.i 1.93kg
73572 250mm 10" 245mm 260mm 55mm 150mm   1" 7 p.s.i 2.55kg
73582 300mm 12" 296mm 320mm 85mm 150mm   1" 7 p.s.i 3.72kg
73592 350mm 14" 340mm 385mm 85mm 210mm   1" 5 p.s.i 6.54kg
73602 375mm 15" 370mm 415mm 100mm 210mm   1" 5 p.s.i 7.00kg
73612 400mm 16" 390mm 430mm 95mm 210mm   1" 5 p.s.i 8.45kg
73622 450mm 18" 448mm 495mm 100mm 220mm   1" 5 p.s.i 10.6kg
Code Description Manufacturer Price Quantity
DRAINP1000 1/2 inch Expanding Drain Plug for MDPE Copper or Steel Horobin £10.49 (exc VAT)
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DRAINP1010 1 inch Expanding Drain Plug for MDPE, Copper or Steel Horobin £12.14 (exc VAT)
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DRAINP1020 1.5 inch Expanding Drain Plug Horobin £3.95 (exc VAT)
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DRAINP1050 2 inch Expanding Drain Plug Horobin £3.80 (exc VAT)
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DRAINP1065 2.5 inch Expanding Drain Plug Horobin £3.95 (exc VAT)
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DRAINP1080 3 inch Expanding Drain Plug Horobin £4.00 (exc VAT)
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DRAINP1090 3.5 inch Expanding Drain Plug Horobin £6.05 (exc VAT)
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DRAINP1100 4 inch Expanding Drain Plug Horobin £3.90 (exc VAT)
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DRAINP1110 4.5 inch Expanding Drain Plug Horobin £15.55 (exc VAT)
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DRAINP1125 5 inch Expanding Drain plug Horobin £8.30 (exc VAT)
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DRAINP1150 6 inch Expanding Drain Plug Horobin £7.30 (exc VAT)
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DRAINP1155 7 inch Expanding Drain Plug Horobin £18.00 (exc VAT)
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DRAINP1200 8 inch Expanding Drain Plug Horobin £13.75 (exc VAT)
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DRAINP1225 9 inch Expanding Drain Plug Horobin £13.91 (exc VAT)
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DRAINP1250 10 inch Expanding Drain Plug Horobin £18.55 (exc VAT)
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DRAINP1300 12 inch Expanding Drain Plug Horobin £24.65 (exc VAT)
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DRAINP1375 15 inch Expanding Drain Plug Horobin £64.00 (exc VAT)
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DRAINP1380 16 inch Expanding Drain Plug Horobin £68.07 (exc VAT)
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DRAINP1385 18 inch Expanding Drain Plug Horobin £141.17 (exc VAT)
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DRAINP1390 20 inch Multi-Lock Steel Test Plug Horobin £107.58 (exc VAT)
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DRAINP1394 22 inch Multi Lock Steel Test Plug 73922 Horobin £150.00 (exc VAT)
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DRAINP1400 24 inch Multi Lock Steel Test Plug Horobin £125.22 (exc VAT)
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