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Field <br /> cut <br /> High head style with cold <br /> 1 weather kit installed <br /> a <br /> 3 <br /> i <br /> w6 <br /> Low head style <br /> 7. <br /> High head style Drainback style Materials of Construction <br /> Component Material <br /> Anti-siphon valve Schedule 40 PVC <br /> r^ <br /> Ball valve Schedule 40 PVC <br /> s Check valve Schedule 40 PVC <br /> Pipe and fittings Schedule 40 PVC <br /> Cold weather kit External flex extension <br /> Flexible hose PVC � <br /> External flex hose PVC <br /> Component Working Pressure Ratings Flow control disc Schedule 80 PVC <br /> Gate valve Schedule 80 PVC rl <br /> True union ball check valve 200 psi If bar)at 73'F(23'C) Unions Schedule 80 PVC p <br /> All other valves 150 psi(10 bar)at 73`F(23'C) High-pressure flex hose Special elastomer <br /> Unions 150 psi(10 bar)at 73°F(23'C) compound <br /> Hose Specifications <br /> Thickness and working pressures at 73'F(23°C) <br /> Flexible hoses Size(U.S.Nominal) Wall thickness Working pressure Bursting pressure <br /> (standard and external) 1 in. 0.11 in.(2.8 mm) 100 psi(7 bar) 355 psi(24 bar) <br /> 1.25 In. 0.13 in.(3.3 mm) 80 psi(6 bar) 250 psi(17 bar) <br /> 1.5 in. 0.13 in.(3.3 mm) 65 psi(4 bar) 200 psi(14 bar) <br /> 2 in. 0.16 in.(4.1 mm) 60 psi(4 bar) 175 psi(12 bar) <br /> Flexible hoses Size(U.S.Nominal) Wall thickness Working pressure Bursting pressure <br /> (high-pressure) 1 in. 0.235 in.(6.0 mm) 250 psi(17 bar) N/A <br /> 1.25 in. 0.24 in.(6.1 mm) 250 psi(17 bar) N/A <br /> 1.5 in. 0.24 in.(6.1 mm) 250 psi(17 bar) N/A <br /> 2 in. 0.22 in.15.6 mm) 200 psi(14 bar) N/A <br /> 3 <br /> s <br /> NTD-HV-HV-1 Orenco Systemsm Inc.,814 Airway Ave.,Sutherlin,OR 97479 USA•800.348-9843•541-459-4449•www.orenco.com i <br /> Rev.2.0,®03/17 <br /> Page 2 of 2 <br /> 3 <br /> i <br /> 4 <br />