1. Rite Sized Check Valves
Ritepro CorporationRitepro Corporation
A Subsidiary of Bray International, Inc.A Subsidiary of Bray International, Inc.

2. Ritepro Corporation Check RiteRitepro Corporation Check Rite®®
Check ValvesCheck Valves
• Combination Check ValvesCombination Check Valves Employ BothEmploy 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 CheckProperly Designed, Combination Check
Valves give the Optimum Combination ofValves give the Optimum Combination of
- ReliabilityReliability
- Rapid ClosingRapid Closing
- Low Pressure LossLow Pressure Loss

3. Check Rite Horizontal Assembly Compared to Conventional Check Valve Assembly
Ease of Installation – HorizontalEase of Installation – Horizontal

4. Ease of Installation – VerticalEase of Installation – Vertical
Check Rite Vertical Assembly Compared to Conventional Check Valve Assembly

5. Check RiteCheck Rite®®
vs. Swing Checkvs. Swing Check
• Same General Function (Single plate)Same General Function (Single plate)
- EASIER ACCEPTANCE AS ANEASIER 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 velocitiesCheck Rite is fully opened at lower velocities
and pressure drop while remaining stableand pressure drop while remaining stable
- INCREASED RELIABILITYINCREASED RELIABILITY

6. CompetitionCompetition
Check Rite®

7. Roughly a Savings of 90% in WeightRoughly a Savings of 90% in Weight
Wafer vs. Full FlangedWafer vs. Full Flanged
Weight ComparisonWeight Comparison

8. Savings of 78 - 88% in Face to Face Dimension SizeSavings of 78 - 88% in Face to Face Dimension Size
Wafer vs. Full FlangedWafer vs. Full Flanged
Face to Face Dimension ComparisonFace to Face Dimension Comparison

9. Check Rite SavesCheck Rite Saves
80-90% of the Weight80-90% of the Weight

10. 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

11. 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 Rite
Combination 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

12. 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 Rite
Combination 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 their
FIRST YEAR of operation just in ENERGY SAVINGS!

14. Check RiteCheck Rite
Yearly Energy SavingsYearly Energy Savings
Operating Cost Per Year @ $0.20/kWh Using an 8” Valve

15. FeaturesFeatures
• ShorterShorter
• LighterLighter
• More EconomicalMore Economical
• Lower Pressure DropLower Pressure Drop
• Energy Efficient Flow PatternEnergy Efficient Flow Pattern