Products > Check Valves

Wafer Style Silent Check Valves

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Stainless Steel trim and DINC with single, center-guided disc

Eliminate water hammer with a check valve that operates smoothly and silently. The Metraflex #700 Series features a center guided single disc and stainless to stainless seating with special stainless steel spring control to insure positive, noiseless opening and closing.

  • Metraflex Check Valves are applicable to all water systems
  • Rated to both 125 lb. And 250 lb. Flange class
  • Made in eight standard sizes: 2″ through 10″
  • Work in any position
  • Activated at 1/4 to 1/2 psi
  • Constructed of cast iron body with stainless steel trim or DINC
  • Compacted into shortest possible face to face dimensions
  • Designed with larger-than-pipe-size flow area for low pressure loss with maximum efficiency.

Intended for liquid service only.

Fits both 250# Class bolt circle and 125# Class bolt circle.

FM approval available

Wafer Style Silent Check Valve 125lb Class with Stainless Steel Trim

METRAFLEX PART NO. Pipe Size O.D. Face-to-Face Pressure / Temp Weight (lbs) CV Bolt Size No. of Bolts
CVOSS702 2″ 4-1/4″ 2-5/8″ 200 PSI @ 150°F 5 66 5/8″ 4
CVOSS7025 2.5″ 5″ 2-7/8″ 200 PSI @ 150°F 8 88 5/8″ 4
CVOSS703 3″ 5-3/4″ 3-1/8″ 200 PSI @ 150°F 11 130 5/8″ 4
CVOSS704 4″ 7″ 4″ 200 PSI @ 150°F 18 228 5/8″ 8
CVOSS705 5″ 8-3/8″ 4-3/4″ 200 PSI @ 150°F 27 350 3/4″ 8
CVOSS706 6″ 9-3/4″ 5-1/2″ 200 PSI @ 150°F 29 520 3/4″ 8
CVOSS708 8″ 13-3/8″ 6-1/2″ 200 PSI @ 150°F 86 900 3/4″ 8
CVOSS710 10″ 16″ 8-1/4″ 200 PSI @ 150°F 129 1450 7/8″ 12

Wafer Style Silent Check Valve 250lb Class with Stainless Steel Trim

METRAFLEX PART NO. Pipe Size O.D. Face-to-Face Pressure / Temp Weight (lbs) CV Bolt Size No. of Bolts
CVOSS758 8″ 13-3/8″ 6-1/2″ 400 PSI @ 150°F 86 900 7/8″ 12
CVOSS760 10″ 16″ 8-1/4″ 400 PSI @ 150°F 137 1450 1″ 16

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