Rite Sized Check Valves

Ritepro Ritepro CorporationCorporation

A Subsidiary of Bray International, A Subsidiary of Bray International, Inc.Inc.

Ritepro Corporation Check RiteRitepro Corporation Check Rite®®

Check ValvesCheck Valves

• Combination Check Valves Combination Check Valves Employ Both Employ Both Spring and Gravity Forces to CloseSpring and Gravity Forces to Close

• Single DiscSingle Disc

• Tilting DiscTilting Disc

• External Spring Loaded with Auxiliary SpringsExternal Spring Loaded with Auxiliary Springs

• Properly Designed, Combination Check Properly Designed, Combination Check Valves give the Optimum Combination ofValves give the Optimum Combination of

- ReliabilityReliability

- Rapid ClosingRapid Closing

- Low Pressure LossLow Pressure Loss

Check Rite Horizontal Assembly Compared to Conventional Check Valve Assembly

Ease of Installation – HorizontalEase of Installation – Horizontal

Ease of Installation – VerticalEase of Installation – Vertical

Check Rite Vertical Assembly Compared to Conventional Check Valve Assembly

Check RiteCheck Rite®® vs. Swing Check vs. Swing Check

• Same General Function (Single plate)Same General Function (Single plate)

- EASIER ACCEPTANCE AS AN EASIER ACCEPTANCE AS AN ALTERNATIVEALTERNATIVE

• Lighter DiscLighter Disc

- LESS IMPACT ON CLOSURELESS IMPACT ON CLOSURE

• ShorterShorter

- MORE COMPACT SYSTEMMORE COMPACT SYSTEM

• Check Rite is fully opened at lower velocities Check Rite is fully opened at lower velocities and pressure drop while remaining stableand pressure drop while remaining stable

- INCREASED RELIABILITYINCREASED RELIABILITY

CompetitionCompetition

Check Rite®

Roughly a Savings of 90% in WeightRoughly a Savings of 90% in Weight

Wafer vs. Full Flanged Wafer vs. Full Flanged Weight ComparisonWeight Comparison

Savings of 78 - 88% in Face to Face Dimension SizeSavings of 78 - 88% in Face to Face Dimension Size

Wafer vs. Full Flanged Wafer vs. Full Flanged Face to Face Dimension ComparisonFace to Face Dimension Comparison

Check Rite SavesCheck Rite Saves80-90% of the Weight80-90% of the Weight

Wafer vs. Full Flanged SizeWafer vs. Full Flanged Size

• *Average Velocity for a Fully Opened Check Rite Valve *Average Velocity for a Fully Opened Check Rite Valve from 2” to 12” is 3.2 f/sfrom 2” to 12” is 3.2 f/s

• *Average Velocity for a Fully Opened Swing or Tilting *Average Velocity for a Fully Opened Swing or Tilting Check Valve from 2” to 12” is 10-11 f/sCheck Valve from 2” to 12” is 10-11 f/s

• Based on This Recognized Formula:Based on This Recognized Formula:Full Open Velocity = 80√ (Specific Volume)Full Open Velocity = 80√ (Specific Volume)

*ALL CVs ARE BASED ON FULLY OPENED VALVES*ALL CVs ARE BASED ON FULLY OPENED VALVES

Not the case for the Tilting Check Valve until 11 f/sNot the case for the Tilting Check Valve until 11 f/s

Pressure Drop in PSI at 10 f/s

Size Inch 2 2.5 3 4 5 6 8 10 12

Flow Rate GPM 100 150 225 400 625 900 1600 2500 3500

Check RiteCombination Check 0.83 0.88 0.88 0.87 0.80 0.56 0.79 0.69 0.63

Tilting Disc 1.00 0.88 0.90 0.80 0.80 0.60 0.53 0.48 0.42

Center Guided “Silent” 2.30 2.84 3.00 3.02 3.19 3.11 3.16 3.19 1.96

Full Size Swing Check 1.13 0.88 0.88 0.95 0.80 0.92 0.85 0.80 0.77

Dual Door 4.34 3.79 2.78 2.19 1.93 1.56 1.31 0.92 0.83

Costs in $per kWh Yearly Energy Operating Costs At 10 F/S

0.2 Based on 24 hr per day, 75% of the time and 80% Pump Efficiency

Size Inch 2 2.5 3 4 5 6 8 10 12

Check RiteCombination Check 51 82 123 215 310 315 786 1080 1377

Tilting Disc 62 82 126 199 310 337 526 750 914

Center Guided “Silent” 143 265 419 752 1240 1743 3145 4958 4267

Full Size Swing Check 70 82 123 237 310 513 841 1240 1667

Dual Door 270 259 389 546 607 875 1212 1384 1586

Check Rite Valves are paid for in theirFIRST YEAR of operation just in ENERGY SAVINGS!

Check Rite Check Rite Yearly Energy SavingsYearly Energy Savings

Operating Cost Per Year @ $0.20/kWh Using an 8” Valve

FeaturesFeatures• ShorterShorter

• LighterLighter

• More EconomicalMore Economical

• Lower Pressure DropLower Pressure Drop

• Energy Efficient Flow PatternEnergy Efficient Flow Pattern