Stainless Steel Ozone Compatible Check Valve - CVST

Ozone Solutions

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California Regulatory Information

SKU: S-800-1/4-1

Product Overview

Ozone Solutions 316L Check Value

These ozone compatible check valve ensures that liquid does not flow in an undesired direction. It incorporates a PTFE seal that can handle any ozone concentration, but it will not seal as well as their Viton counterparts (CVST Series).These check valve are made from 316L Stainless Steel/A4 Stainless Steel. Both grade 316 and 316L steels offer high creep strength, stress-to-rupture and tensile strength at high temperatures, as well as excellent corrosion resistance and strength properties.
  • Low crack pressure
  • Compatible with any ozone concentration
  • Fast acting internal spring
  • Minimal pressure loss with straight-through design
  • Food preparation equipment particularly in chloride environments.
  • Pharmaceuticals
  • Marine applications
  • Architectural applications
  • Medical implants, including pins, screws and orthopedic implants like total hip and knee replacements
 More Information
 Max Operating Pressure 200 PSI (14.06 Bar)
 Weight 0.4000
 Dimensions Length: 2.3 in (5.9 cm) Diameter: 1.1 in (2.8 cm)
 Crack Pressure 0.5 PSI (0.04 Bar)
 Materials Wetted 316L stainless steel, FEP/PTFE 
 Directional Flow Yes
 Fitting Style FNPT

Are the CVSS series check valves a Food Grade suitable product?


Viton seal or PTFE seal, which is right for you? Please read below!

Elastomer Durability
- PTFE seat will be most ozone resistant and longest lasting seal available.
- Viton seat will be ozone resistant up to ~5% ozone, also ozone by-products can deteriorate Viton seat.

Sealing Capabilities
- Viton is very pliable and will offer the most reliable seal.
- PTFE is very rigid, small particulates will keep this material from offering a positive seal.

Warranty Information

Seller warrants that all Products will conform to the Specifications and will be free from defects in material workmanship and programming. Claims for Products not complying with this warranty shall be submitted by Buyer no later than 6 months from delivery date to Buyer. Seller shall promptly repair or replace, at its option and expense, non-complying Products. The shipment of non-complying Products by Buyer to Seller, and the return shipment of repaired or replacement Products by Seller to Buyer shall be at Seller's expense, unless it shall be determined that Buyer returned a Product that was in compliance, in which case such cost shall be borne by Buyer and, if paid by Seller, these expenses shall be reimbursed by Buyer within thirty (30) days of notice by Seller. Buyer shall receive a credit for any non-complying Products returned for repair or replacement. All non-complying Products shall be returned to Seller (at its offices or as otherwise instructed) no later than 30 days as of the date the non-compliance of any such Product has been discovered. Seller is NOT responsible for any/all damages suffered to the Products that is caused by the Buyer. Such as but not limited to damage by wrong electrical current, damage through crush or dropping the product, damage through untrained users of Product, damage through improper operations.

California Regulatory Warning

Example Image
Use in unoccupied spaces only.
Health hazard warning: emits ozone.

This product is not CARB Certified (Ozone Emissions for Air Cleaners).
Product Disclaimer: Does not meet California air cleaner regulation requirements; cannot be shipped to California.