Duct quick connector device

Introduction

Duct quick connector device, also known as duct connector ring duct coupling ring, the company introduced advanced production technology, advanced equipment, and then by the senior technicians using high quality rubber, with high-quality spring steel as the material carefully crafted and into; duct quick connector has a easy to use, the joint is not air leakage (no leakage has one thousand meters), connected firmly advantages.chinacoal05