Enviro Valve Inc. supplies companies worldwide with pressure relief devices for almost any application in almost any industry (Oil and Gas, Paper Pulp, Chemical, pharmaceutical and so on). Envirovalve’s quality control methods meet the most stringent requirements. Enviro Valve Inc. is introducing revolutionary pressure relief devices which continue to make their mark on the industry in terms of quality, price and speed of delivery.

The Accu-Shear Pin Relief Device is primarily used as a flare bypass valve and received ASME certification in October of 2013, bearing UD stamp. Envirovalve has delivered on multiple projects internationally and are currently finishing up a project for CPChem for a Texas plant. The Accu-Shear is surely an alternative, reliable and mature product to Rupture Pin Devices and BS&B's Buckling Pin Relief Valve (BPRV).

The Accu-Shear device incorporates many new technological advances that should make it a preferred device for any 'state of the art' flare system and other applications..

• Triple offset design using European engineered and manufactured metal seats and seals as an option. Ensures more consistent opening along with wider temperature ranges.

• First in the market precision with a +/- 5% accuracy all the way down to a set pressure of 10 psi (68.9 kPa).

• Exceptional protection from fatigue effects due to a patent pending pre-load system.

• Robust design giving it the strength required to withstand the abuse of various environments and events.

• Simple design with few parts ensuring it to be an economical choice while maintaining top in the market quality and excellence.