Atmospheric pressure vacuum relief valve with flame arrestor
Model QZF-89 is designed to vent to atmosphere to protect your tank from damage created by over-pressure or excessive vacuum. The flame arrestor performs as an extinguishing barrier, which absorbs and dispels heat, reduces fire temperature and the oxygen level to stop the fire through layers of metal ribbons shaped with crimped corrugations.
Pressure settings 355pa to 1750 pa
Vacuum settings -295pa
All weather coating
With flame arrestor
Zhejiang Zhenchao Petrochemical Equipment Co., Ltd is a company with professional designing, developmenting and manufacturing prod-uction of petrochemical, medical technology, electricity, gold, textile, food, paper and other industries supporting equipment accessories manufacturer. Varies products with complete inspections and test equipments.Sales network across the country's hundreds of petrochemical equipment companies,thousands users. With the efforts of all staff continued exploration and developing,the company has achieved rapid development, products are sold throughout the country, praised by users. Our company have advanced technology and equipments, strong technical force,can be the manufacturer of other special-purpose products and accessories. The company motto:Only excellent quality products,and perfect after-sales service and reputation can acess the market.To thank new and old customers to the company's long time support and cooperation, but also to open up new market areas, warmly welcome all friends' visiting and business negotiations.