PVC Waterstop Belt Waterproof Waterstop for Concrete Construction Joints in Subway

PVC Waterstop Belt Waterproof Waterstop for Concrete Construction Joints in Subway. Customizable Dimensions: Width ranges from 100mm to 600mm and thickness from 4mm to 15mm, fully customizable. Wide Color Options: Available in Blue, White, Yellow, Black, or fully customized colors. Superior Chemical Resistance: Resistant to acid, alkali, salt, and aging in permanently wet ground. Flexible Joint Movement: Center bulb compresses and stretches with joint movement without losing seal. Site Heat Welding: Coils are heat welded on-site to form continuous runs without mechanical joints.