Non-return VALVES - food grade / fda for tri clamp fittings

Designed to work with Tri Clover / Tri Clamp hygienic fittings, acting as a sanitary clamp gasket and backflow preventer in a single, compact & easy-to-install component - just like installing a Tri Clamp gasket

Three sizes: 1”, 1.5” and 2” (BS4825-3, ASME BPE, ISO2037-1 & 14MPW)
(BS4825-3 Internal pipe diameters: 1"=22.2 mm, 1.5"=34.9 mm & 2"=47.6 mm)

Materials: Food Grade Silicone (Red & Magnetic) & Food Grade EPDM (Black & Magnetic)

Three Hardness Values: 40A Shore (Super-Soft), 60A Shore (Soft) & 80A Shore (Hard)
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1.0" Valve

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1.5" Valve

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2.0" valve

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Technical information about our non-return valves - click below

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Trivalve in action

Our unique non-return valve / backflow preventers are available in:
 3 sizes (1", 1.5" & 2")
 2 food grade material choices (silicone & EPDM)
 3 hardness values (40A, 60A and 80A Shore)

cHECK valve Specifications

Trivalve is a Registered Design: EUIPO 003771286-0001, UK 4015698.

Materials

Silicone (red)
EPDM (black)

All materials are Food Grade / FDA compliant and magnetically susceptible. Certificates of Conformance are available on request.

Sizes

1 inch (Pipe IDs: 22.1 - 22.6 mm)
1.5 inch (Pipe IDs: 34.8 - 35.6 mm)
2 inch (Pipe IDs: 47.5 - 48.6 mm)

Trivalve is designed to work best in BS4825-3, ASME BPE (2012) & 14MPW piping sizes. Custom sizes available on request.

Nominal Hardness

40A Shore (Super-Soft)  
60A Shore (Soft)
80A Shore (Hard)

A softer valve will open more easily than a harder valve and exhibit a lower pressure drop. A harder valve will resist more reverse pressure than a softer valve. Custom hardness values are available on request.

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For further information on our non return valves' specifications, or for all other queries, we’re here to help.
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