630.941.7600 | [email protected] | valmatic.com 86 4/24 Size 3 4 6 8 10 12 14 16 18 20 24 30 36 42 48 54 60 Cv 248 475 1,160 2,200 3,600 5,400 7,600 10,300 13,200 16,800 25,500 42,000 63,000 90,000 119,000 155,000 195,000 Flow Coefficients The Tilted Disc® Check Valve possesses the lowest headloss of any check valve available today, allowing the least amount of energy during system operation to be consumed. The continuous electrical energy savings that result from using the Val-Matic Tilted Disc® Check Valve can be seen in the table below for 30” valves. This information was calculated using Val-Matic’s Energy Cost Calculator on www.valmatic.com. Valve Type Flow Coefficient (K) Headloss (ft) 40-Year Energy Cost* 40-Year Tilted-Disc Energy Cost 40-Year Tilted-Disc Savings Globe-Style Control Valve 5.70 12.8 $1,111,980 $122,903 $989,077 Silent Check Valve 3.00 6.7 $585,253 $122,903 $462,350 Swing Check Valve 1.60 3.6 $312,135 $122,903 $189,232 Tilted Disc® Check Valve 0.63 1.4 $122,903 *Assumes 50% usage, $.08/kw-hr, 12 ft/sec, 0.8 efficiency. Tilted Disc® Check Valves Tilted Disc® Check Valves Headloss Chart Energy Cost Savings
