MODEL 12E-TWW-0

Pressure/Vacuum Relief Valve Vent to Atmosphere

The Groth Model 12E-TWW-0 Relief Valve exceeds industry standards with superior sealing and high flow rates. It allows smaller valve sizes using 10% overpressure technology. The valve reduces evaporative losses from tank breathing. It improves safety for equipment and personnel. It minimizes fugitive emissions while performing reliably.

Available from stock ✔

This valve is designed to utilize 10% overpressure technology

Product leakage and fugitive emissions are reduced via ultra-tight sealing

Higher flow capacity to protect from both excessive pressure and excessive vacuum build up

Peripheral and central seat guides ensure reliable, repeatable performance

Designed for easy maintenance, thus reducing downtime and operational cost

Technical Specification

Size

2” through 12”

Body Material

Aluminum, Carbon Steel, Stainless Steel

Pallet Material

Aluminum, Stainless Steel

Diaphragm Materials

Buna-N, Blue FKM or FEP

Weight Material

Zinc-Plated Steel, Stainless Steel

Bolting Class

150# ASME, PN10, PN16, JIS drilling classes available

Available Pressure Settings

0.5 osig to 24 osig

Available Vacuum Settings

0.464 osig (2 mbarg) to 24 osig

Superior tightness, exceeding API-2000 leak requirements

PED and ATEX Certified

Vent to Atmosphere, Pressures up to 24 osig

Downloads

GROTH has made various downloads available for the GROTH MODEL 12E-TWW-0, including the specification sheet and the information sheet. These can be downloaded via the GROTH website.

View available downloads